/*
 * Bowen Education Group - Main Stylesheet
 * 博文教育集团 - 主样式表
 *
 * Design Philosophy: Clean, modern, bilingual
 * 设计理念：简洁、现代、双语
 */

/* ========================================
   CSS VARIABLES - Design Tokens
   Bowen Education - Premium Design System
   ======================================== */
:root {
    /* ===== COLOR SYSTEM ===== */

    /* Brand Colors - Primary Action */
    --color-primary: #C8102E;           /* Chinese Red / 中国红 - Action Color */
    --color-primary-light: #E63946;
    --color-primary-dark: #9D0B23;
    --color-primary-hover: #B00D28;

    /* Brand Colors - Secondary */
    --color-secondary: #2D3436;         /* Deep Charcoal / 深炭灰 */
    --color-secondary-light: #636E72;
    --color-secondary-dark: #1E2122;

    /* Neutrals - Refined Gray Scale */
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-50: #F8F9FA;           /* Section alternating background */
    --color-gray-100: #F1F2F6;          /* Light gray - subtle backgrounds */
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #636E72;          /* Body text secondary */
    --color-gray-700: #374151;
    --color-gray-800: #2D3436;          /* Main heading color */
    --color-gray-900: #1A1A1A;

    /* Text Colors - Optimized for Bilingual Reading */
    --color-text-primary: #2D3436;      /* Main text - Deep charcoal */
    --color-text-body: #2D3436;         /* Body text */
    --color-text-secondary: #636E72;    /* Secondary text */
    --color-text-muted: #9CA3AF;        /* Muted/helper text */
    --color-text-light: #B2BEC3;        /* Very light text on dark */

    /* Semantic Colors */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;

    /* Background Colors */
    --color-bg-primary: #FFFFFF;
    --color-bg-secondary: #F8F9FA;      /* Alternating sections */
    --color-bg-tertiary: #F1F2F6;       /* Cards, inputs */

    /* ===== TYPOGRAPHY ===== */

    /* Font Stacks - Inter for English, Noto Sans SC for Chinese */
    --font-primary: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-chinese: 'Noto Sans SC', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', sans-serif;
    --font-heading: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-chinese-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;

    /* Font Sizes - Enhanced Scale */
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1.125rem;   /* 18px - Body text for better readability */
    --font-size-lg: 1.25rem;      /* 20px */
    --font-size-xl: 1.5rem;       /* 24px */
    --font-size-2xl: 1.75rem;     /* 28px */
    --font-size-3xl: 2.25rem;     /* 36px - H2 */
    --font-size-4xl: 2.5rem;      /* 40px */
    --font-size-5xl: 3rem;        /* 48px - H1 */
    --font-size-6xl: 3.5rem;      /* 56px - Hero */

    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 1.8;         /* Optimal for Chinese body text */
    --line-height-chinese: 1.8;
    --line-height-chinese-tight: 1.5;
    --line-height-chinese-relaxed: 2;

    /* Letter Spacing */
    --letter-spacing-tight: -0.025em;
    --letter-spacing-normal: 0;
    --letter-spacing-wide: 0.025em;
    --letter-spacing-wider: 0.05em;
    --letter-spacing-chinese: 0.05em;  /* Slightly wider for Chinese */

    /* Paragraph Spacing */
    --paragraph-spacing-zh: 1.5em;

    /* ===== SPACING SYSTEM ===== */
    /* Enhanced breathing room */
    --spacing-xs: 0.25rem;    /* 4px */
    --spacing-sm: 0.5rem;     /* 8px */
    --spacing-md: 1rem;       /* 16px */
    --spacing-lg: 1.5rem;     /* 24px */
    --spacing-xl: 2rem;       /* 32px */
    --spacing-2xl: 3rem;      /* 48px */
    --spacing-3xl: 4rem;      /* 64px */
    --spacing-4xl: 6rem;      /* 96px */
    --spacing-5xl: 8rem;      /* 128px */

    /* ===== BORDER RADIUS ===== */
    --radius-sm: 0.375rem;    /* 6px */
    --radius-md: 0.5rem;      /* 8px */
    --radius-lg: 0.75rem;     /* 12px */
    --radius-xl: 1rem;        /* 16px - Cards */
    --radius-2xl: 1.5rem;     /* 24px */
    --radius-full: 9999px;

    /* ===== SHADOWS ===== */
    /* Refined, subtle shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.05);           /* Cards default */
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);           /* Cards hover */
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.1);           /* Modals, dropdowns */
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);

    /* Colored shadows for emphasis */
    --shadow-primary: 0 4px 14px rgba(200, 16, 46, 0.25);
    --shadow-primary-lg: 0 8px 25px rgba(200, 16, 46, 0.3);

    /* ===== TRANSITIONS ===== */
    --transition-fast: 150ms ease-out;
    --transition-base: 300ms ease-out;
    --transition-slow: 500ms ease-out;
    --transition-bounce: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* ===== LAYOUT ===== */
    --container-max-width: 1200px;
    --container-wide: 1400px;
    --container-narrow: 800px;
}

/* ========================================
   BASE STYLES
   Premium Foundation
   ======================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-loose);
    color: var(--color-text-body);
    background-color: var(--color-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-weight: 400;
    letter-spacing: var(--letter-spacing-normal);
    font-feature-settings: "kern" 1, "liga" 1;
}

/* Chinese text styling - 优化中文阅读体验 */
.text-chinese,
*[class*="-chinese"] {
    font-family: var(--font-chinese);
    line-height: var(--line-height-chinese);
    letter-spacing: 0.02em;
}

/* 中文段落优化 */
:lang(zh) body,
html[lang="zh"] body,
.lang-zh {
    font-family: var(--font-chinese);
    font-size: var(--font-size-base);
    line-height: var(--line-height-chinese);
    letter-spacing: 0.05em;
    color: var(--color-text-body);
    font-weight: 400;
}

/* 中文正文段落 - 仅设置字体相关属性 */
:lang(zh) p,
html[lang="zh"] p,
.lang-zh p,
.chinese-paragraph {
    font-family: var(--font-chinese);
    line-height: var(--line-height-chinese);
    letter-spacing: 0.05em;
}

/* 中文标题层级 - 仅设置字体相关属性，颜色和间距由组件类控制 */
:lang(zh) h1, html[lang="zh"] h1, .lang-zh h1 {
    font-family: var(--font-chinese-heading);
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.02em;
}

:lang(zh) h2, html[lang="zh"] h2, .lang-zh h2 {
    font-family: var(--font-chinese-heading);
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.02em;
}

:lang(zh) h3, html[lang="zh"] h3, .lang-zh h3 {
    font-family: var(--font-chinese-heading);
    font-weight: 600;
    line-height: 1.45;
    letter-spacing: 0.02em;
}

/* Exclude card components from large h3 sizes in Chinese pages */
:lang(zh) .contact-card h3,
:lang(zh) .faq-card h3,
:lang(zh) .getting-here h3,
:lang(zh) .quick-links-box h3,
html[lang="zh"] .contact-card h3,
html[lang="zh"] .faq-card h3,
html[lang="zh"] .getting-here h3,
html[lang="zh"] .quick-links-box h3,
.lang-zh .contact-card h3,
.lang-zh .faq-card h3,
.lang-zh .getting-here h3,
.lang-zh .quick-links-box h3 {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
}

:lang(zh) h4, html[lang="zh"] h4, .lang-zh h4 {
    font-family: var(--font-chinese-heading);
    font-weight: 600;
    line-height: 1.5;
    letter-spacing: 0.02em;
}

:lang(zh) h5, html[lang="zh"] h5, .lang-zh h5 {
    font-family: var(--font-chinese-heading);
    font-weight: 600;
    line-height: 1.5;
    letter-spacing: 0.02em;
}

:lang(zh) h6, html[lang="zh"] h6, .lang-zh h6 {
    font-family: var(--font-chinese-heading);
    font-weight: 600;
    line-height: 1.6;
    letter-spacing: 0.02em;
}

/* ========================================
   TYPOGRAPHY - Premium Hierarchy
   基础排版样式 - 仅设置字体相关属性
   颜色和间距应由组件类控制以便灵活复用
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
}

h1 {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h2 {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    line-height: 1.3;
}

h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    line-height: 1.35;
}

/* Card titles should not inherit large h3 sizes */
.contact-card h3,
.faq-card h3,
.card h3.card-title,
h3.contact-card__title,
h3.faq-card__title {
    font-size: 1rem;
    font-weight: 600;
}

h4 {
    font-size: var(--font-size-xl);
    font-weight: 600;
}

h5 {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

h6 {
    font-size: var(--font-size-base);
    font-weight: 600;
}

/* 基础元素不设置样式，由组件类控制 */

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

/* ========================================
   BILINGUAL TEXT UTILITIES
   Enhanced Chinese-English mixing
   ======================================== */

/* Auto-spacing between Chinese and English/Numbers */
.text-bilingual,
.bilingual {
    word-spacing: 0.1em;
}

/* Primary Chinese text styling */
.text-chinese,
*[class*="-chinese"] {
    font-family: var(--font-chinese);
    line-height: var(--line-height-chinese);
    letter-spacing: var(--letter-spacing-chinese);
}

/* Bilingual title pattern: Primary text on top, secondary below */
.title-bilingual {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.title-bilingual__primary {
    font-size: inherit;
    font-weight: 700;
    color: var(--color-gray-800);
}

.title-bilingual__secondary {
    font-size: 0.75em;
    font-weight: 500;
    color: var(--color-text-secondary);
    opacity: 0.85;
}

/* ========================================
   LAYOUT
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(var(--spacing-md) * -1);
}

.row > * {
    padding: 0 var(--spacing-md);
}

/* Grid columns */
.col-lg-3 { flex: 0 0 25%; max-width: 25%; }
.col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-lg-6 { flex: 0 0 50%; max-width: 50%; }
.col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-lg-12 { flex: 0 0 100%; max-width: 100%; }

.col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-md-6 { flex: 0 0 50%; max-width: 50%; }
.col-md-12 { flex: 0 0 100%; max-width: 100%; }

.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.mb-lg-0 { margin-bottom: 0; }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.text-center { text-align: center; }
.align-items-center { align-items: center; }

/* Background colors */
.bg-light { background-color: var(--color-gray-50); }
.bg-primary { background-color: var(--color-primary); }
.text-white { color: var(--color-white) !important; }
.text-danger { color: var(--color-error); }

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

/* Skip to main content link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    z-index: 9999;
}

.skip-link:focus {
    top: 0;
    outline: 3px solid var(--color-primary-light);
    outline-offset: 2px;
}

/* Enhanced Focus Styles for Accessibility */
*:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* Remove default outline for mouse users but keep for keyboard */
:focus:not(:focus-visible) {
    outline: none;
}

/* Site Header */
.site-header {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 10;
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.98);
}

/* Top Bar */
.top-bar {
    background: var(--color-gray-50);
    border-bottom: 1px solid var(--color-gray-200);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.top-bar-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-gray-600);
}

.top-bar-item .icon {
    width: 16px;
    height: 16px;
}

.top-bar-item a {
    color: var(--color-gray-600);
    text-decoration: none;
}

.top-bar-item a:hover {
    color: var(--color-primary);
}

/* Social Links */
/* Social Links */
.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
    border-radius: var(--radius-md);
}

.social-links a:hover {
    color: var(--color-primary);
    background: var(--color-gray-100);
}

/* Language Switcher */
.language-switcher {
    position: relative;
    z-index: 1100;
}

.language-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-gray-600);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.language-toggle:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 120px;
    margin-top: var(--spacing-xs);
    overflow: hidden;
    z-index: 1101;
}

.language-dropdown li {
    list-style: none;
}

.language-dropdown a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-gray-700);
    text-decoration: none;
    transition: background var(--transition-fast);
}

.language-dropdown a:hover {
    background: var(--color-gray-50);
    color: var(--color-primary);
}

/* Main Header */
.main-header {
    padding: var(--spacing-md) 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

/* Logo */
.header-logo a {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
}

.header-logo img {
    height: 60px;
    width: auto;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-text strong {
    font-size: var(--font-size-lg);
    color: var(--color-gray-900);
}

.logo-text small {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    font-family: var(--font-chinese);
}

/* Desktop Navigation */
.desktop-nav {
    display: none;
}

@media (min-width: 992px) {
    .desktop-nav {
        display: block;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0;
    flex-wrap: nowrap;
}

.nav-item {
    position: relative;
    flex-shrink: 0;
}

.nav-link {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-sm);
    color: var(--color-gray-700);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
    vertical-align: middle;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: var(--color-gray-50);
}

.nav-link-chinese {
    font-family: var(--font-chinese);
    font-size: 14px;
    color: var(--color-gray-700);
    white-space: nowrap;
    display: inline-block;
    vertical-align: middle;
}

.dropdown-icon {
    width: 12px;
    height: 12px;
    display: inline-block;
    vertical-align: middle;
    margin-left: 4px;
    transition: transform var(--transition-fast);
}

.nav-item.has-dropdown:hover .dropdown-icon {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm);
    margin-top: 0;
    list-style: none;
    opacity: 0;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: 1050;
}

.dropdown-menu.show {
    opacity: 1;
    transform: translateY(0);
}

.nav-item.has-dropdown:hover .dropdown-menu {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.dropdown-menu li {
    list-style: none;
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    min-height: 44px;
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.dropdown-menu a:hover {
    background: var(--color-gray-50);
    color: var(--color-primary);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.search-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    color: var(--color-gray-600);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.search-toggle:hover {
    background: var(--color-gray-50);
    color: var(--color-primary);
}

.header-cta {
    display: none;
}

@media (min-width: 768px) {
    .header-cta {
        display: inline-flex;
    }
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

@media (min-width: 992px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background: var(--color-gray-700);
    transition: all var(--transition-base);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translateY(7px);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translateY(-7px);
}

/* Search Overlay */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.search-overlay[hidden] {
    display: none !important;
}

.search-overlay-content {
    position: relative;
    width: 100%;
    max-width: 600px;
}

.search-close {
    position: absolute;
    top: calc(var(--spacing-xl) * -1);
    right: 0;
    background: none;
    border: none;
    color: var(--color-white);
    cursor: pointer;
    padding: var(--spacing-sm);
}

.search-form {
    display: flex;
    gap: var(--spacing-md);
}

.search-form input {
    flex: 1;
    padding: var(--spacing-md);
    font-size: var(--font-size-lg);
    border: none;
    border-radius: var(--radius-md);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    height: 100dvh; /* Dynamic viewport height for mobile */
    background: var(--color-white);
    box-shadow: var(--shadow-xl);
    overflow-y: auto;
    z-index: 9998;
    transform: translateX(100%);
    transition: transform var(--transition-base);
}

/* Mobile menu Alpine.js transitions */
.mobile-menu-enter {
    transition: transform 0.3s ease-out;
}
.mobile-menu-enter-start {
    transform: translateX(100%);
}
.mobile-menu-enter-end {
    transform: translateX(0);
}
.mobile-menu-leave {
    transition: transform 0.2s ease-in;
}
.mobile-menu-leave-start {
    transform: translateX(0);
}
.mobile-menu-leave-end {
    transform: translateX(100%);
}

.mobile-menu[hidden] {
    display: none;
}

/* When mobile menu is shown by Alpine.js */
.mobile-menu:not([hidden]) {
    transform: translateX(0);
}
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 9997;
}

.mobile-nav-menu {
    list-style: none;
    padding: var(--spacing-xl) 0;
}

.mobile-nav-item {
    border-bottom: 1px solid var(--color-gray-100);
}

.mobile-nav-link {
    display: block;
    padding: var(--spacing-md) var(--spacing-xl);
    min-height: 48px;
    color: var(--color-gray-700);
    text-decoration: none;
    font-weight: 500;
}

.mobile-nav-link:hover {
    color: var(--color-primary);
    background: var(--color-gray-50);
}

.mobile-nav-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-xl);
    min-height: 48px;
    background: none;
    border: none;
    text-align: left;
    font-weight: 500;
    color: var(--color-gray-700);
    cursor: pointer;
}

.mobile-nav-toggle:hover {
    color: var(--color-primary);
    background: var(--color-gray-50);
}

.mobile-submenu {
    background: var(--color-gray-50);
    padding: var(--spacing-sm) 0;
}

.mobile-submenu li {
    list-style: none;
}

.mobile-submenu a {
    display: block;
    padding: var(--spacing-md) var(--spacing-xl) var(--spacing-md) calc(var(--spacing-xl) * 2);
    min-height: 44px;
    color: var(--color-gray-600);
    text-decoration: none;
}

.mobile-submenu a:hover {
    color: var(--color-primary);
}

.mobile-nav-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-200);
}

.nav-chinese {
    font-family: var(--font-chinese);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.mobile-quick-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl) 0;
}

.mobile-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: calc(64px + env(safe-area-inset-bottom));
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    display: none;
    align-items: center;
    justify-content: space-around;
    z-index: 10000;
    padding-bottom: env(safe-area-inset-bottom);
    box-shadow: 0 -4px 12px rgba(0,0,0,0.06);
}

.mobile-bottom-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--color-gray-700);
    text-decoration: none;
    min-width: 56px;
    min-height: 48px;
    gap: 2px;
    line-height: 1;
    padding: 8px 4px;
}

.mobile-bottom-nav a svg { width: 24px; height: 24px; margin-bottom: 2px; }
.mobile-bottom-nav a.active { color: var(--color-primary); font-weight: 600; }

/* ========================================
   SECTIONS - Enhanced Breathing Room
   ======================================== */
.section {
    padding: var(--spacing-4xl) 0;
}

.section--alt {
    background-color: var(--color-bg-secondary);
}

.section__header {
    margin-bottom: var(--spacing-3xl);
    text-align: center;
}

.section__title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-gray-800);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.01em;
}

/* 中文章节标题优化 */
:lang(zh) .section__title,
html[lang="zh"] .section__title,
.lang-zh .section__title {
    font-family: var(--font-chinese-heading);
    letter-spacing: var(--letter-spacing-chinese);
    font-weight: 700;
}

.section__title-chinese {
    font-family: var(--font-chinese-heading);
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
    letter-spacing: var(--letter-spacing-chinese);
}

.section__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    max-width: 600px;
    margin: 0 auto;
}

.section__subtitle-chinese {
    font-family: var(--font-chinese);
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-chinese);
    letter-spacing: var(--letter-spacing-chinese);
}

/* Section Label - Premium styling */
.section-label {
    text-transform: uppercase;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    letter-spacing: 0.15em;
    margin-bottom: var(--spacing-md);
    display: inline-block;
}

/* ========================================
   HERO SECTION - Premium Visual Impact
   ======================================== */
.hero {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero--home {
    min-height: 500px;
    max-height: 650px;
}

/* Content page heroes - slightly taller than default for important pages */
.hero--featured {
    min-height: 500px;
}

/* Standard content page hero - reduced height for content pages */
.hero--content {
    min-height: 50vh;
    max-height: 450px;
}

/* Hero without image - use premium gradient background */
.hero--no-image {
    min-height: 350px;
    background: linear-gradient(135deg, var(--color-gray-800) 0%, var(--color-gray-900) 100%);
}

/* Small hero for interior pages - compact height */
.hero-sm,
.hero.hero-sm {
    min-height: 250px;
    max-height: 320px;
    padding: var(--spacing-3xl) 0;
}

.hero--contact {
    position: relative;
}

.hero--contact .hero__background {
    filter: brightness(1.1) contrast(1.05);
}

/* Premium Hero Overlay - Enhanced readability */
.hero-overlay {
    position: absolute;
    inset: 0;
    /* 深色遮罩确保文字清晰可读 */
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.75) 0%,
        rgba(0, 0, 0, 0.6) 50%,
        rgba(0, 0, 0, 0.5) 100%
    );
    z-index: 1;
}

.hero-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.2) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--color-white);
    max-width: 900px;
    padding: var(--spacing-2xl) var(--spacing-xl);
}

.hero-title {
    font-size: clamp(2rem, 3vw + 1rem, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: #ffffff;
    text-shadow:
        0 2px 4px rgba(0, 0, 0, 0.3),
        0 4px 20px rgba(0, 0, 0, 0.4);
    line-height: 1.2;
    letter-spacing: -0.01em;
}

/* 中文 Hero 标题优化 */
:lang(zh) .hero-title,
html[lang="zh"] .hero-title,
.lang-zh .hero-title {
    font-family: var(--font-chinese-heading);
    font-weight: 700;
    letter-spacing: var(--letter-spacing-chinese);
    line-height: 1.35;
}

.hero-subtitle {
    font-size: clamp(1rem, 0.5vw + 0.9rem, 1.25rem);
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    margin: 0;
    line-height: var(--line-height-relaxed);
    font-weight: 400;
}

/* 中文 Hero 副标题优化 */
:lang(zh) .hero-subtitle,
html[lang="zh"] .hero-subtitle,
.lang-zh .hero-subtitle {
    font-family: var(--font-chinese);
    line-height: var(--line-height-chinese);
    letter-spacing: var(--letter-spacing-chinese);
}

.hero-description {
    font-size: clamp(0.9375rem, 0.3vw + 0.85rem, 1.125rem);
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.3);
    margin-top: var(--spacing-lg);
    margin-bottom: 0;
    line-height: var(--line-height-loose);
    max-width: 700px;
}

/* 中文 Hero 描述优化 */
:lang(zh) .hero-description,
html[lang="zh"] .hero-description,
.lang-zh .hero-description {
    font-family: var(--font-chinese);
    line-height: var(--line-height-chinese);
    letter-spacing: var(--letter-spacing-chinese);
}

/* ========================================
   CONTENT PAGE HERO - Blue Theme
   统一内容页面 Hero 组件
   ======================================== */
.page-hero {
    position: relative;
    min-height: 320px;
    max-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.page-hero__background {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

/* Deep Blue Overlay - 深蓝色调遮罩 */
.page-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 51, 102, 0.92) 0%,
        rgba(0, 51, 102, 0.85) 50%,
        rgba(0, 71, 122, 0.8) 100%
    );
    z-index: 2;
}

/* Alternative: Navy Blue overlay */
.page-hero__overlay--navy {
    background: linear-gradient(
        135deg,
        rgba(14, 36, 64, 0.92) 0%,
        rgba(14, 36, 64, 0.85) 50%,
        rgba(24, 56, 94, 0.8) 100%
    );
}

/* Alternative: With brand color accent */
.page-hero__overlay--brand {
    background: linear-gradient(
        180deg,
        rgba(0, 51, 102, 0.9) 0%,
        rgba(45, 52, 54, 0.85) 100%
    );
}

.page-hero__content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--color-white);
    padding: var(--spacing-2xl) var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

/* Force all text in hero to be white */
.page-hero__content,
.page-hero__content h1,
.page-hero__content h2,
.page-hero__content h3,
.page-hero__content p,
.page-hero__content span,
.page-hero__content a {
    color: #FFFFFF !important;
}

/* Chinese Title - 中文主标题 */
.page-hero .page-hero__title-zh,
.page-hero__title-zh {
    font-family: var(--font-chinese-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: #FFFFFF !important;
    margin-bottom: 0.375rem;
    line-height: 1.2;
    letter-spacing: 0.05em;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Badge - Category tag */
.page-hero .page-hero__badge,
.page-hero__badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: #FFFFFF !important;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* English Title - 英文副标题 */
.page-hero .page-hero__title-en,
.page-hero__title-en {
    font-family: var(--font-heading);
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 500;
    color: #FFFFFF !important;
    margin-bottom: 1rem;
    line-height: 1.3;
    opacity: 0.95;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* Subtitle / Tagline - 宣传语 */
.page-hero .page-hero__subtitle,
.page-hero__subtitle {
    font-family: var(--font-chinese);
    font-size: clamp(0.875rem, 1.2vw, 1rem);
    color: #FFFFFF !important;
    opacity: 0.9;
    margin-bottom: 1.5rem;
    letter-spacing: 0.1em;
    line-height: 1.6;
}

/* CTA Button - White outline style */
.page-hero .page-hero__cta,
.page-hero__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.625rem 1.25rem;
    background: transparent;
    color: #FFFFFF !important;
    border: 2px solid #FFFFFF;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
}

.page-hero .page-hero__cta:hover,
.page-hero__cta:hover {
    background: #FFFFFF;
    color: #003366 !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.page-hero__cta svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-base);
}

.page-hero__cta:hover svg {
    transform: translateX(4px);
}

/* Filled CTA variant */
.page-hero__cta--filled {
    background: #FFFFFF;
    color: #003366;
}

.page-hero__cta--filled:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--color-primary);
}

/* Compact Page Hero - For list pages */
.page-hero--compact {
    min-height: 200px;
    max-height: 260px;
}

.page-hero--compact .page-hero__content {
    padding: var(--spacing-xl) var(--spacing-xl);
}

.page-hero--compact .page-hero__title-zh {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 0.5rem;
}

.page-hero--compact .page-hero__subtitle {
    margin-bottom: 0;
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .page-hero {
        min-height: 250px;
        max-height: 320px;
    }

    .page-hero--compact {
        min-height: 180px;
        max-height: 220px;
    }

    .page-hero__content {
        padding: var(--spacing-xl) var(--spacing-md);
    }

    .page-hero__title-zh {
        font-size: 1.5rem;
    }

    .page-hero__title-en {
        font-size: 0.9375rem;
    }

    .page-hero__subtitle {
        font-size: 0.8125rem;
        letter-spacing: 0.05em;
    }

    .page-hero--compact .page-hero__title-zh {
        font-size: 1.375rem;
    }
}

/* ========================================
   TUITION STATS SECTION
   补习中心统计数据样式
   ======================================== */
.tuition-stats-section {
    background: var(--color-gray-100);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.tuition-stats-section .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.tuition-stats-section .stat-item {
    text-align: center;
    color: var(--color-gray-700);
}

.tuition-stats-section .stat-number {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.25rem;
    color: var(--color-primary);
}

.tuition-stats-section .stat-number span {
    font-size: 0.7em;
    font-weight: 600;
}

.tuition-stats-section .stat-label {
    font-size: 0.8125rem;
    color: var(--color-gray-600);
    font-weight: 500;
}

@media (max-width: 768px) {
    .tuition-stats-section .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .tuition-stats-section .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
    }

    .tuition-stats-section .stat-number {
        font-size: 1.25rem;
    }

    .tuition-stats-section .stat-label {
        font-size: 0.75rem;
    }
}

/* Custom Badge Styles - Premium styling */
.badge-custom {
    background-color: var(--color-primary) !important;
    color: var(--color-white) !important;
    padding: 0.5rem 1.25rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    box-shadow: 0 2px 8px rgba(200, 16, 46, 0.3);
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* 深色遮罩确保文字清晰可读 */
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.75) 0%,
        rgba(0, 0, 0, 0.6) 50%,
        rgba(0, 0, 0, 0.5) 100%
    );
    z-index: 2;
}

.hero__overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0, 0, 0, 0.2) 100%);
    z-index: 1;
}

.hero__content {
    position: relative;
    z-index: 3;
    color: var(--color-white);
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: #ffffff;
    text-shadow:
        0 2px 4px rgba(0, 0, 0, 0.2),
        0 4px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.01em;
    line-height: 1.15;
}

.hero__title-main {
    display: block;
    color: #ffffff;
    font-weight: 700;
}

.hero__title-chinese {
    display: block;
    font-family: var(--font-chinese-heading);
    font-size: var(--font-size-3xl);
    margin-top: var(--spacing-md);
    color: #ffffff;
    font-weight: 600;
    letter-spacing: var(--letter-spacing-chinese);
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    font-weight: 400;
    letter-spacing: 0.02em;
    line-height: var(--line-height-relaxed);
}

.hero__subtitle-chinese {
    font-family: var(--font-chinese);
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    font-weight: 400;
    letter-spacing: var(--letter-spacing-chinese);
    line-height: var(--line-height-chinese);
}

/* ========================================
   BREADCRUMBS
   ======================================== */
.breadcrumb-nav {
    background-color: var(--color-gray-50);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
    gap: 0;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.breadcrumb-item + .breadcrumb-item::before {
    content: '/';
    padding: 0 0.75rem;
    color: var(--color-gray-500);
}

.breadcrumb-item a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb-item a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.breadcrumb-item.active {
    color: var(--color-gray-600);
}

.breadcrumb-item.active span {
    font-weight: 500;
}

/* ========================================
   BUTTONS - Premium Interactive Elements
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.875rem 1.75rem;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1;
    letter-spacing: 0.025em;
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(200, 16, 46, 0.2);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary-lg);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-primary);
}

.btn-secondary {
    background-color: var(--color-gray-800);
    color: var(--color-white);
    border-color: var(--color-gray-800);
}

.btn-secondary:hover {
    background-color: var(--color-gray-900);
    border-color: var(--color-gray-900);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-primary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline-primary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary);
}

.btn-outline-secondary {
    background-color: transparent;
    color: var(--color-gray-800);
    border-color: var(--color-gray-300);
}

.btn-outline-secondary:hover {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-400);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
    border-radius: var(--radius-xl);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
}

.btn-block {
    display: flex;
    width: 100%;
}

.w-100 { width: 100%; }

.cta-buttons {
    margin-top: var(--spacing-2xl);
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   CARDS - Premium Component System
   ======================================== */

/* Base Card Styles */
.card,
.course-card,
.team-card,
.value-card,
.contact-info-card,
.faq-item {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.contact-info-card {
    padding: var(--spacing-2xl) var(--spacing-xl);
    border: 1px solid rgba(45, 52, 54, 0.06);
}

.course-card:hover,
.team-card:hover,
.value-card:hover,
.contact-info-card:hover,
.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

/* Course Card */
.course-card {
    position: relative;
}

.course-card--featured {
    border: 2px solid var(--color-primary);
}

.course-card__featured-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    z-index: 10;
}

.course-card__image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.course-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.course-card:hover .course-card__image img {
    transform: scale(1.05);
}

.course-card__badge {
    position: absolute;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    background-color: rgba(0, 0, 0, 0.7);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
}

.course-card__content {
    padding: var(--spacing-lg);
}

.course-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.course-card__description {
    color: var(--color-text-body);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-chinese);
    font-size: var(--font-size-base);
}

.course-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-200);
}

.course-card__price {
    font-weight: 700;
    color: var(--color-primary);
    font-size: var(--font-size-lg);
}

.course-card__duration {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* Team Card */
.team-card__image {
    height: 300px;
    overflow: hidden;
}

.team-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-card__content {
    padding: var(--spacing-lg);
}

.team-card__name {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xs);
}

.team-card__name-chinese {
    font-family: var(--font-chinese);
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.team-card__title {
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.team-card__title-chinese {
    font-family: var(--font-chinese);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.team-card__bio,
.team-card__qualifications,
.team-card__specializations {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-200);
}

.team-card__bio h5,
.team-card__qualifications h5,
.team-card__specializations h5 {
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xs);
}

.team-card__contact {
    margin-top: var(--spacing-md);
}

.team-card__email {
    color: var(--color-primary);
    text-decoration: none;
}

.team-card__email:hover {
    text-decoration: underline;
}

/* Value Card */
.value-card {
    padding: var(--spacing-xl);
    text-align: center;
    height: 100%;
}

.value-card__icon {
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.value-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xs);
}

.value-card__title-chinese {
    font-family: var(--font-chinese);
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.value-card__text,
.value-card__text-chinese {
    font-size: var(--font-size-base);
    color: var(--color-text-body);
    line-height: var(--line-height-chinese);
}

.value-card__text-chinese {
    font-family: var(--font-chinese);
    margin-top: var(--spacing-sm);
}

/* Contact Info Card */
.contact-info-card {
    padding: var(--spacing-xl);
    text-align: center;
    height: 100%;
}

.contact-info-card__icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary), #C8102E);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: var(--font-size-2xl);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(30, 58, 138, 0.2);
    transition: all var(--transition-base);
}

.contact-info-card:hover .contact-info-card__icon {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(30, 58, 138, 0.3);
}

.contact-info-card__title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

.contact-info-card__title-chinese {
    font-family: var(--font-chinese);
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.contact-info-card__text {
    color: var(--color-text-secondary);
    line-height: var(--line-height-chinese);
}

.contact-info-card__text-chinese {
    font-family: var(--font-chinese);
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-chinese);
}

.contact-info-card__link {
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
    display: block;
    word-break: break-all;
    overflow-wrap: break-word;
}

.contact-info-card__link:hover {
    text-decoration: underline;
}

/* ========================================
   TIMELINE
   ======================================== */
.timeline {
    position: relative;
    padding: var(--spacing-xl) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--color-gray-300);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-3xl);
    display: flex;
    align-items: center;
}

.timeline-item__year {
    flex: 0 0 120px;
    text-align: right;
    padding-right: var(--spacing-xl);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary);
}

.timeline-item__content {
    flex: 1;
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-left: var(--spacing-xl);
}

.timeline-item__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.timeline-item__text,
.timeline-item__text-chinese {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: var(--line-height-chinese);
}

.timeline-item__text-chinese {
    font-family: var(--font-chinese);
}

/* ========================================
   STATS
   ======================================== */
.stat-card__number {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.stat-card__label,
.stat-card__label-chinese {
    font-size: var(--font-size-base);
}

.stat-card__label-chinese {
    font-family: var(--font-chinese);
    opacity: 0.9;
}

/* ========================================
   PARTNERSHIP
   ======================================== */
.partnership-image img {
    width: 100%;
    border-radius: var(--radius-lg);
}

.partnership-content__subtitle,
.partnership-content__subtitle-chinese {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.partnership-content__subtitle-chinese {
    font-family: var(--font-chinese);
    color: var(--color-text-secondary);
}

.partnership-content__text,
.partnership-content__text-chinese {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-chinese);
}

.partnership-content__text-chinese {
    font-family: var(--font-chinese);
}

.partnership-content__list {
    list-style-position: inside;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.partnership-content__list li {
    padding: var(--spacing-xs) 0;
}

/* ========================================
   MISSION & VISION
   ======================================== */
.mission-content__text,
.mission-content__text-chinese {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-chinese);
}

.mission-content__text-chinese {
    font-family: var(--font-chinese);
}

/* ========================================
   FORMS - Premium Input System
   ======================================== */
.contact-form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-3xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: var(--spacing-xl);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    letter-spacing: 0.01em;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1.25rem;
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    background-color: var(--color-white);
    color: var(--color-text-primary);
}

.form-control::placeholder {
    color: var(--color-text-muted);
}

.form-control:hover {
    border-color: var(--color-gray-300);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(200, 16, 46, 0.1);
}

textarea.form-control {
    min-height: 140px;
    resize: vertical;
    line-height: var(--line-height-relaxed);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* Touch Target Enhancement for Mobile Accessibility */
@media (max-width: 768px) {
    /* Ensure minimum 44x44px touch targets */
    .btn,
    .btn-primary,
    .btn-secondary,
    .btn-outline-primary,
    button[type="submit"],
    input[type="submit"],
    .form-control,
    select.form-control,
    textarea.form-control {
        min-height: 48px;
        padding: var(--spacing-md) var(--spacing-lg);
    }

    /* Navigation links */
    .nav-link,
    .mobile-nav-link,
    .mobile-only-link,
    .mobile-bottom-nav a {
        min-height: 44px;
        padding: var(--spacing-md);
    }

    /* Cards and clickable items */
    .card,
    .card-clickable,
    .service-card,
    .course-card,
    .team-card,
    .post-card,
    .gallery-card {
        cursor: pointer;
    }

    /* Icon buttons */
    .social-link,
    .icon-btn,
    .mobile-menu-toggle {
        min-width: 44px;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    /* Language switcher */
    .language-toggle {
        min-width: 44px;
        min-height: 44px;
    }

    /* Form checkboxes and radios */
    .form-check-input {
        width: 24px;
        height: 24px;
        min-width: 24px;
        margin-right: var(--spacing-sm);
    }

    /* Close buttons */
    .close-btn,
    .modal-close {
        min-width: 44px;
        min-height: 44px;
    }
}

.form-check {
    display: flex;
    align-items: flex-start;
}

.form-check-input {
    margin-right: var(--spacing-sm);
    margin-top: 4px;
}

.form-check-label {
    font-weight: normal;
    color: var(--color-text-secondary);
}

.form-note {
    margin-top: var(--spacing-md);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* Alerts */
.alert {
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #10b981;
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #ef4444;
}

.alert-info {
    background-color: #dbeafe;
    color: #1e40af;
    border: 1px solid #3b82f6;
}

/* ========================================
   MAP & DIRECTIONS
   ======================================== */
.map-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.directions {
    margin-top: var(--spacing-lg);
}

.directions h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.directions-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.directions-item:last-child {
    border-bottom: none;
}

.directions-item i {
    color: var(--color-primary);
    font-size: var(--font-size-xl);
    width: 24px;
}

/* ========================================
   QUICK LINKS
   ======================================== */
.quick-links {
    background: var(--color-gray-50);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.quick-links h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.quick-links__list {
    list-style: none;
}

.quick-links__list li {
    margin-bottom: var(--spacing-sm);
}

.quick-links__list a {
    color: var(--color-text-body);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.quick-links__list a:hover {
    color: var(--color-primary);
}

.quick-links__list i {
    font-size: var(--font-size-xs);
}

/* ========================================
   FAQ
   ======================================== */
.faq-item {
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.faq-item__question {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.faq-item__question i {
    color: var(--color-primary);
}

.faq-item__answer,
.faq-item__answer-chinese {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: var(--line-height-chinese);
}

.faq-item__answer-chinese {
    font-family: var(--font-chinese);
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.img-fluid {
    max-width: 100%;
    height: auto;
}

.rounded {
    border-radius: var(--radius-lg);
}

.shadow {
    box-shadow: var(--shadow-md);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 992px) {
    .col-lg-3,
    .col-lg-4,
    .col-lg-6,
    .col-lg-8,
    .col-lg-12 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .hero__title {
        font-size: var(--font-size-4xl);
    }

    .hero__title-chinese {
        font-size: var(--font-size-2xl);
    }

    .section__title {
        font-size: var(--font-size-3xl);
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: column;
        align-items: flex-start;
        padding-left: 60px;
    }

    .timeline-item__year {
        position: absolute;
        left: 0;
        top: 0;
        text-align: left;
        padding-right: 0;
    }

    .timeline-item__content {
        margin-left: 0;
    }
}

@media (max-width: 768px) {
    .col-md-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .hero {
        min-height: 320px;
    }

    .hero--home {
        min-height: 380px;
        max-height: 450px;
    }

    .hero--content {
        min-height: 260px;
        max-height: 320px;
    }

    .hero__title {
        font-size: var(--font-size-3xl);
    }

    .cta-buttons {
        flex-direction: column;
    }

    .cta-buttons .btn {
        width: 100%;
    }
    .mobile-only-wrapper { display: block; }
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .section {
        padding: var(--spacing-3xl) 0;
    }

    .hero__title {
        font-size: var(--font-size-2xl);
    }

    .section__title {
        font-size: var(--font-size-2xl);
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */
@media print {
    .hero,
    .cta-buttons,
    .btn {
        display: none;
    }
}

@media (max-width: 992px) {
    .top-bar .container {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .top-bar-left,
    .top-bar-right {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    .header-content {
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }

    .header-logo img {
        height: 48px;
    }
}

@media (max-width: 768px) {
    .col-md-4,
    .col-md-6,
    .col-md-12 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    /* 隐藏顶部信息栏 */
    .top-bar {
        display: none;
    }

    /* 隐藏桌面导航 */
    .desktop-nav {
        display: none !important;
    }

    /* 移动端显示汉堡菜单按钮 */
    .mobile-menu-toggle {
        display: flex !important;
    }

    /* 优化头部内容布局 */
    .main-header {
        padding: var(--spacing-sm) 0;
    }

    .header-content {
        justify-content: space-between;
    }

    /* 隐藏头部操作按钮（搜索等）但保留汉堡菜单 */
    .header-actions .search-toggle,
    .header-actions .header-cta {
        display: none;
    }

    .nav-link {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .header-logo a {
        justify-content: flex-start;
    }

    .header-logo img {
        height: 40px;
    }

    .logo-text {
        display: none;
    }

    /* 移动端底部导航 - 显示 */
    .mobile-bottom-nav {
        display: flex !important;
    }
    
    /* 主内容区域底部留白，避免被底部导航遮挡 */
    .main-content {
        padding-bottom: calc(64px + env(safe-area-inset-bottom));
    }
}

@media (max-width: 767px) {
    .hero-slide-content { padding: 1.5rem; }
    .service-block { height: 280px; }
    .partner-logos { gap: 1rem; flex-wrap: wrap; justify-content: center; }
}
.mobile-only-wrapper { display: none; margin-left: auto; }
.mobile-only-toggle { display: flex; flex-direction: column; justify-content: space-around; width: 40px; height: 40px; background: var(--color-white); border: 1px solid var(--color-gray-200); border-radius: var(--radius-md); cursor: pointer; padding: 8px; }
.mobile-only-nav { border-top: 1px solid var(--color-gray-200); background: var(--color-white); }
.mobile-only-menu { list-style: none; padding: var(--spacing-sm) 0; margin: 0; }
.mobile-only-item { border-bottom: 1px solid var(--color-gray-100); }
.mobile-only-link { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: var(--spacing-md) var(--spacing-xl); background: none; border: none; text-align: left; font-weight: 500; color: var(--color-gray-700); }
.mobile-only-link:hover { background: var(--color-gray-50); color: var(--color-primary); }
.mobile-only-sub { background: var(--color-gray-50); }
.mobile-only-sub-link { display: block; padding: var(--spacing-sm) var(--spacing-xl) var(--spacing-sm) calc(var(--spacing-xl) * 2); color: var(--color-gray-600); text-decoration: none; }
.mobile-only-sub-link:hover { color: var(--color-primary); }
.toggle-icon { transition: transform var(--transition-fast); }
.max-h-0 { max-height: 0; }
.max-h-96 { max-height: 24rem; }
.max-h-menu { max-height: 90vh; }

@media (max-width: 768px) {
  .mobile-only-wrapper { display: flex; align-items: center; }
}

/* ========================================
   Cookie Banner Styles
   ======================================== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #1f2937;
    color: #ffffff;
    z-index: 9999;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    transform: translateY(0);
    transition: transform 0.3s ease-in-out;
}

/* 隐藏 cookie banner 当已经接受时 */
.cookie-banner.hidden {
    display: none !important;
}

.cookie-banner-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.cookie-banner-title {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.25rem;
}

.cookie-banner-content p {
    flex: 1;
    min-width: 280px;
    margin: 0;
    font-size: 0.8125rem;
    line-height: 1.5;
    color: #e5e7eb;
}

.cookie-banner-content p a {
    color: var(--color-primary-light);
    text-decoration: underline;
    font-weight: 500;
    transition: color 0.2s ease;
}

.cookie-banner-content p a:hover {
    color: var(--color-primary);
}

.cookie-banner-actions {
    display: flex;
    gap: 0.75rem;
    flex-shrink: 0;
}

.cookie-banner-actions .btn {
    padding: 0.625rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.cookie-banner-actions .btn-primary {
    background: var(--color-primary);
    color: white;
    border: none;
}

.cookie-banner-actions .btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
}

.cookie-banner-actions .btn-secondary {
    background: transparent;
    color: var(--color-gray-300);
    border: 1px solid var(--color-gray-600);
}

.cookie-banner-actions .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-gray-400);
    color: white;
}

/* Responsive cookie banner */
@media (max-width: 768px) {
    .cookie-banner-content {
        flex-direction: column;
        text-align: center;
        padding: 1.25rem 1rem;
        gap: 1rem;
    }

    .cookie-banner-content p {
        min-width: 100%;
    }

    .cookie-banner-actions {
        width: 100%;
        justify-content: center;
    }

    .cookie-banner-actions .btn {
        flex: 1;
        max-width: 150px;
    }
}

/* ========================================
   IMAGE LAZY LOADING SUPPORT
   ======================================== */

/* Native lazy loading - browser handles this automatically */
/* Removed opacity:0 rule that was hiding images without JS adding .loaded class */

/* Skeleton loading animation for images */
.skeleton {
    background: linear-gradient(90deg, var(--color-gray-200) 25%, var(--color-gray-100) 50%, var(--color-gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Fade-in animation for loaded images */
.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   ACCESSIBILITY ENHANCEMENTS
   ======================================== */

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #a00020;
        --color-secondary: #000080;
        --color-gray-600: #000000;
        --color-gray-500: #333333;
    }

    .btn-primary {
        border: 2px solid currentColor;
    }

    .card,
    .form-control {
        border: 2px solid var(--color-gray-900);
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */
@media print {
    /* Hide non-essential elements */
    .site-header,
    .site-footer,
    .mobile-bottom-nav,
    .mobile-menu-toggle,
    .cookie-banner,
    .hero-overlay,
    .breadcrumb-nav {
        display: none !important;
    }

    /* Reset layouts for print */
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
    }

    .main-content {
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .section {
        padding: 1rem 0;
        page-break-inside: avoid;
    }

    /* Typography for print */
    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
        color: #000;
    }

    a {
        color: #000;
        text-decoration: underline;
    }

    /* Show URL after links */
    a[href^="http"]::after {
        content: " (" attr(href) ")";
        font-size: 10pt;
        color: #666;
    }

    /* Images */
    img {
        max-width: 100% !important;
        height: auto !important;
    }

    /* Tables */
    table {
        width: 100%;
        border-collapse: collapse;
    }

    th, td {
        border: 1px solid #ddd;
        padding: 8px;
        text-align: left;
    }

    /* Forms */
    .form-control {
        border: 1px solid #000;
        background: #fff;
    }

    /* Cards */
    .card {
        border: 1px solid #ddd;
        box-shadow: none;
        page-break-inside: avoid;
    }
}

/* ========================================
   PERFORMANCE OPTIMIZATION
   ======================================== */

/* GPU acceleration for animations */
.hero-content,
.card,
.btn,
.fade-in {
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* Content visibility for long pages */
.long-content {
    content-visibility: auto;
    contain-intrinsic-size: auto 1000px;
}

/* ========================================
   PAGE HERO - FINAL OVERRIDE
   确保内容页面 Hero 文字为白色
   ======================================== */
.page-hero .page-hero__content,
.page-hero .page-hero__content *,
.page-hero h1,
.page-hero p,
.page-hero a,
.page-hero span,
.page-hero__content,
.page-hero__content h1,
.page-hero__content p,
.page-hero__content a,
.page-hero__content span,
.page-hero__title-zh,
.page-hero__title-en,
.page-hero__subtitle,
.page-hero__badge,
.page-hero__cta {
    color: #FFFFFF !important;
}

/* CTA button hover state */
.page-hero__cta:hover {
    color: #003366 !important;
    background: #FFFFFF !important;
}

/* ========================================
   HOME HERO CAROUSEL - FINAL OVERRIDE
   确保首页轮播 Hero 文字为白色
   ======================================== */
.hero-slide-content,
.hero-slide-content *,
.hero-slide-content h1,
.hero-slide-content h2,
.hero-slide-content p,
.hero-slide-content span,
.hero-slide-content a,
.hero-slide .hero-slide-content,
.hero-slide .hero-slide-title,
.hero-slide .hero-slide-subtitle,
.hero-slide .hero-slide-desc,
.hero-slide-title,
.hero-slide-subtitle,
.hero-slide-desc,
.hero-badge {
    color: #FFFFFF !important;
}

/* Hero buttons maintain primary colors */
.hero-slide-content .btn-primary {
    background: var(--color-primary) !important;
    color: #FFFFFF !important;
    border-color: var(--color-primary) !important;
}

.hero-slide-content .btn-primary:hover {
    background: var(--color-primary-dark) !important;
}

/* ========================================
   TUITION PAGE - Premium Design System
   补习中心页面样式
   ======================================== */

/* Section Header for Services */
.section--services {
    background: var(--color-bg-secondary);
    padding: var(--spacing-4xl) 0;
}

.section-header {
    margin-bottom: var(--spacing-3xl);
}

.section-header .section-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    margin-bottom: var(--spacing-md);
}

.section-header .section-title .en {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    color: var(--color-gray-900);
}

.section-header .section-title .zh {
    font-family: var(--font-chinese);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    letter-spacing: 0.05em;
}

.section-header .section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* Service Card */
.service-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: var(--color-primary);
}

.service-card__icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(200, 16, 46, 0.1) 0%, rgba(200, 16, 46, 0.05) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

.service-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.service-card__description {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.service-card__features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-lg);
}

.service-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.service-card__link {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    transition: gap var(--transition-fast);
    margin-top: auto;
}

.service-card__link:hover {
    gap: 0.5rem;
    color: var(--color-primary-dark);
}

/* Introduction Section */
.section--intro {
    background: var(--color-white);
    padding: var(--spacing-4xl) 0;
}

.intro-box {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-3xl);
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.03) 0%, rgba(0, 51, 102, 0.01) 100%);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(0, 51, 102, 0.08);
}

.intro-box__icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #003366 0%, #004d99 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-xl);
    color: var(--color-white);
    box-shadow: 0 8px 24px rgba(0, 51, 102, 0.3);
}

.intro-box__title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.intro-box__subtitle {
    font-family: var(--font-chinese);
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.intro-box__description {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-text-body);
    margin: 0;
}

/* Main Content Layout */
.section--main-content {
    background: var(--color-bg-secondary);
    padding: var(--spacing-4xl) 0;
}

.page-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

@media (max-width: 992px) {
    .page-layout {
        grid-template-columns: 1fr;
    }
}

.page-layout__sidebar {
    position: sticky;
    top: var(--spacing-xl);
}

@media (max-width: 992px) {
    .page-layout__sidebar {
        position: static;
    }
}

/* Quick Navigation */
.quick-nav {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.quick-nav__title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-gray-100);
}

.quick-nav__title .icon {
    color: var(--color-primary);
}

.quick-nav__list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-xl);
}

.quick-nav__list li {
    margin-bottom: var(--spacing-xs);
}

.quick-nav__link {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.quick-nav__link:hover,
.quick-nav__link.active {
    background: rgba(200, 16, 46, 0.08);
    color: var(--color-primary);
    border-left-color: var(--color-primary);
}

.quick-nav__cta {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
}

.quick-nav__cta p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.btn--small {
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
}

.btn--block {
    display: flex;
    width: 100%;
    justify-content: center;
}

/* Content Sections */
.content-section {
    margin-bottom: var(--spacing-2xl);
}

.content-section__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.content-section__subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Module Card */
.module-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.04);
    position: relative;
    transition: all var(--transition-base);
}

.module-card:hover {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.module-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 1rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.module-card__badge .icon {
    width: 16px;
    height: 16px;
}

.module-card__icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.1) 0%, rgba(0, 51, 102, 0.05) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    color: #003366;
}

.module-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.module-card__title-en {
    font-family: var(--font-chinese);
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.module-card__description {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--color-text-body);
    margin-bottom: var(--spacing-lg);
}

.module-card__features {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-xl);
}

.module-card__features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: 0.625rem 0;
    font-size: 0.9375rem;
    color: var(--color-text-body);
    border-bottom: 1px solid var(--color-gray-100);
}

.module-card__features li:last-child {
    border-bottom: none;
}

.module-card__features .icon {
    color: var(--color-success);
    flex-shrink: 0;
    margin-top: 2px;
}

.module-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
    transition: gap var(--transition-fast);
}

.module-card__link:hover {
    gap: 0.5rem;
    color: var(--color-primary-dark);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

.feature-item {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: all var(--transition-base);
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.feature-item__icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(200, 16, 46, 0.1) 0%, rgba(200, 16, 46, 0.05) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    color: var(--color-primary);
}

.feature-item__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.feature-item__description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* CTA Banner */
.section--cta-banner {
    background: linear-gradient(135deg, #003366 0%, #004d99 100%);
    padding: var(--spacing-3xl) 0;
}

.cta-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .cta-banner {
        flex-direction: column;
        text-align: center;
    }
}

.cta-banner__content {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xl);
}

@media (max-width: 640px) {
    .cta-banner__content {
        flex-direction: column;
        align-items: center;
    }
}

.cta-banner__icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    flex-shrink: 0;
}

.cta-banner__text {
    color: var(--color-white);
}

.cta-banner__text h2,
.cta-banner__text p,
.cta-banner__title,
.section--cta-banner h2,
.section--cta-banner p {
    color: #FFFFFF;
}

.cta-banner__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: #FFFFFF;
}

.cta-banner__subtitle {
    font-family: var(--font-chinese);
    font-size: 0.9375rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-sm);
    color: #FFFFFF;
}

.cta-banner__description {
    font-size: 1rem;
    opacity: 0.85;
    margin: 0;
    color: #FFFFFF;
}

.cta-banner__actions {
    display: flex;
    gap: var(--spacing-md);
    flex-shrink: 0;
}

@media (max-width: 480px) {
    .cta-banner__actions {
        flex-direction: column;
        width: 100%;
    }
}

.btn--cta-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.875rem 1.5rem;
    background: var(--color-white);
    color: #003366;
    border: 2px solid var(--color-white);
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
}

.btn--cta-primary:hover {
    background: transparent;
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn--cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.875rem 1.5rem;
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
}

.btn--cta-secondary:hover {
    border-color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Section Primary (for CTA sections) - Compact Style */
.section-primary {
    background: var(--color-gray-100);
    color: var(--color-gray-800);
    padding: 2rem 0;
    border-top: 1px solid var(--color-gray-200);
}

.section-primary h2,
.section-primary h3,
.section-primary h4 {
    color: var(--color-gray-800);
    font-size: 1.25rem;
}

.section-primary p {
    color: var(--color-gray-600);
    font-size: 0.9375rem;
}

/* CTA Section - Compact Inline Style */
.cta-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    text-align: center;
}

.cta-section h2 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
}

.cta-section p {
    margin: 0;
    font-size: 0.875rem;
}

.cta-section .cta-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn-white {
    background: var(--color-primary);
    color: #FFFFFF;
    border: 1px solid var(--color-primary);
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
}

.btn-white:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: #FFFFFF;
}

.btn-outline-white {
    background: transparent;
    color: var(--color-gray-700);
    border: 1px solid var(--color-gray-300);
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
}

.btn-outline-white:hover {
    border-color: var(--color-gray-400);
    background: var(--color-gray-50);
}

/* Scroll highlighting for quick nav */
.quick-nav__link.active {
    background: rgba(200, 16, 46, 0.1);
    color: var(--color-primary);
    border-left-color: var(--color-primary);
}

/* ========================================
   POST LIST / NEWS PAGE STYLES
   新闻列表页面样式
   ======================================== */

/* Category Filter */
.section-gray {
    background: var(--color-gray-50);
}

.section-sm {
    padding: 1rem 0;
}

.category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.category-filter-item {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-600);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.category-filter-item:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.category-filter-item.active {
    color: #FFFFFF;
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* Post Card */
.post-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
    margin-bottom: 1.5rem;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
    border-color: var(--color-gray-300);
}

.post-card-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

/* Placeholder for missing images */
.post-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
    color: var(--color-gray-400);
}

.post-card:hover .post-card-image img {
    transform: scale(1.05);
}

.post-card-image .badge {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.post-card-image .badge-custom {
    background: var(--color-primary);
    color: #FFFFFF;
}

.post-card-image .badge-secondary {
    background: var(--color-secondary);
    color: #FFFFFF;
}

.post-card-content {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 0.8125rem;
    color: var(--color-gray-500);
}

.post-meta time {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.post-category {
    color: var(--color-primary);
    font-weight: 500;
}

.post-title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.75rem;
}

.post-title a {
    color: var(--color-gray-900);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.post-title a:hover {
    color: var(--color-primary);
}

.post-summary {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.post-read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    margin-top: auto;
    transition: gap var(--transition-fast);
}

.post-read-more:hover {
    gap: 0.5rem;
    color: var(--color-primary-dark);
}

/* Pagination */
.pagination-nav {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
}

.pagination {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination li a,
.pagination li span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    padding: 0 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-700);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.pagination li a:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background: rgba(200, 16, 46, 0.05);
}

.pagination-current {
    color: #FFFFFF !important;
    background: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
}

.pagination-ellipsis {
    border: none !important;
    background: transparent !important;
}

.pagination-prev,
.pagination-next {
    font-weight: 600;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--color-gray-500);
}

.empty-state p {
    font-size: 1.125rem;
    margin: 0;
}

/* Row for post grid */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -0.75rem;
}

.col-lg-4 {
    flex: 0 0 33.333%;
    max-width: 33.333%;
    padding: 0 0.75rem;
}

.col-md-6 {
    flex: 0 0 50%;
    max-width: 50%;
    padding: 0 0.75rem;
}

@media (max-width: 992px) {
    .col-lg-4 {
        flex: 0 0 50%;
        max-width: 50%;
    }
}

@media (max-width: 768px) {
    .col-lg-4,
    .col-md-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }
}


/* ========================================
   Mobile Navigation Fix - 2026-02-01
   确保移动端汉堡菜单按钮正确显示
   ======================================== */
@media (max-width: 991px) {
    /* header-content 在移动端的布局 */
    .header-content {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        width: 100%;
    }
    
    /* 确保 nav 容器在移动端正确显示 */
    .main-nav {
        display: block !important;
        position: relative;
    }
    
    /* 桌面导航在移动端完全隐藏 */
    .desktop-nav {
        display: none !important;
    }
    
    /* 强制显示汉堡菜单按钮 */
    .mobile-menu-toggle {
        display: flex !important;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 5px;
        width: 44px;
        height: 44px;
        padding: 10px;
        background: transparent;
        border: none;
        cursor: pointer;
        z-index: 1001;
        position: relative;
    }
    
    .mobile-menu-toggle .hamburger-line {
        display: block !important;
        width: 24px;
        height: 2px;
        background-color: var(--color-gray-700);
        transition: all 0.3s ease;
        flex-shrink: 0;
    }
}

/* 独立的移动端汉堡菜单按钮 */
.mobile-menu-toggle-header {
    display: none;
}

@media (max-width: 991px) {
    /* 隐藏 nav 内的原始按钮 */
    .main-nav .mobile-menu-toggle {
        display: none !important;
    }
    
    /* 显示独立的汉堡菜单按钮 */
    .mobile-menu-toggle-header {
        display: flex !important;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 5px;
        width: 44px;
        height: 44px;
        padding: 10px;
        background: transparent;
        border: none;
        cursor: pointer;
        z-index: 1001;
        margin-left: auto;
    }
    
    .mobile-menu-toggle-header .hamburger-line {
        display: block;
        width: 24px;
        height: 2px;
        background-color: var(--color-gray-700);
        transition: all 0.3s ease;
    }
}

/* ========================================
   PROGRAMME HERO COMPONENT
   Shared across: chess, badminton, school, programmes, tuition, about
   ======================================== */

.prog-hero {
    position: relative;
    min-height: 520px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.prog-hero__media {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.prog-hero__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
}

.prog-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,34,64,0.92) 0%, rgba(27,54,93,0.8) 40%, rgba(42,79,127,0.7) 100%);
}

.prog-hero__grain {
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
}

.prog-hero__inner {
    position: relative;
    z-index: 2;
    max-width: 680px;
    padding: 6rem 0 4rem;
    color: #ffffff;
}

.prog-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.prog-hero__title {
    margin-bottom: 1.25rem;
}

.prog-hero__title-zh {
    display: block;
    font-size: clamp(2.25rem, 4vw, 3.25rem);
    font-weight: 700;
    letter-spacing: 0.06em;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.prog-hero__title-en {
    display: block;
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    opacity: 0.75;
}

.prog-hero__sub {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    letter-spacing: 0.08em;
    opacity: 0.85;
    margin-bottom: 2rem;
}

.prog-hero__actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.prog-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.prog-btn--primary {
    background: #C8102E;
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 15px rgba(200,16,46,0.3);
}

.prog-btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(200,16,46,0.4);
}

.prog-btn--outline {
    background: transparent;
    color: #ffffff;
    border: 2px solid rgba(255,255,255,0.8);
}

.prog-btn--outline:hover {
    background: rgba(255,255,255,0.1);
}

.prog-hero__geo {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.08);
    pointer-events: none;
    z-index: 1;
}

.prog-hero__geo--1 {
    width: 400px;
    height: 400px;
    right: -100px;
    top: -80px;
}

.prog-hero__geo--2 {
    width: 250px;
    height: 250px;
    right: 8%;
    bottom: -40px;
    border-color: rgba(201, 162, 39, 0.12);
}

@media (max-width: 768px) {
    .prog-hero {
        min-height: 480px;
    }
    .prog-hero__inner {
        text-align: center;
        padding: 5rem 0 3rem;
    }
    .prog-hero__actions {
        justify-content: center;
    }
    .prog-hero__geo {
        display: none;
    }
}

/* ========================================
   PAGE HERO V2 COMPONENT
   Shared across: about, overview, single_page
   ======================================== */

.page-hero-v2 {
    position: relative;
    height: 320px;
    min-height: 280px;
    max-height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.page-hero-v2__background {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.page-hero-v2__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.5) 100%);
}

.page-hero-v2__content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 0 1.5rem;
    max-width: 800px;
}

.page-hero-v2__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(8px);
    border-radius: 100px;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255,255,255,0.2);
}

.page-hero-v2__title-zh {
    font-family: var(--font-chinese-heading, 'Noto Sans SC', sans-serif);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3), 0 4px 20px rgba(0,0,0,0.4);
    letter-spacing: 0.05em;
}

.page-hero-v2__title-en {
    font-size: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    opacity: 0.9;
    margin-bottom: 0.75rem;
}

.page-hero-v2__subtitle {
    font-size: 1.125rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .page-hero-v2 {
        height: 260px;
        min-height: 240px;
    }
    .page-hero-v2__title-zh {
        font-size: 1.75rem;
    }
    .page-hero-v2__title-en {
        font-size: 0.875rem;
    }
    .page-hero-v2__subtitle {
        font-size: 1rem;
    }
}

/* ========================================
   NAVIGATION COMPONENT STYLES
   (Moved from navigation.html.twig)
   ======================================== */

/* Alpine.js cloak - prevent flash of unstyled content */
[x-cloak] { display: none !important; }

/* Dropdown menu animation helper */
.dropdown-menu {
    transform-origin: top;
}

.mobile-submenu {
    transform-origin: top;
}

/* Hamburger menu animation */
.hamburger-line {
    transition: all 0.3s ease;
}

.hamburger-line.active:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-line.active:nth-child(2) {
    opacity: 0;
}

.hamburger-line.active:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Disable body scroll when mobile menu is open */
body.mobile-menu-open {
    overflow: hidden;
}

/* ========================================
   Footer Styles - Modern Design
   ======================================== */
.site-footer {
    background: linear-gradient(135deg, var(--color-gray-900) 0%, #1a1a2e 100%);
    color: var(--color-gray-300);
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-primary) 100%);
}

/* Main Footer */
.footer-main {
    padding: 4rem 0 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 3rem;
}

/* Brand Column */
.footer-brand {
    padding-right: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    text-decoration: none;
    margin-bottom: 1.25rem;
}

.footer-logo img {
    width: 48px;
    height: 48px;
    border-radius: 8px;
}

.footer-logo-text {
    display: flex;
    flex-direction: column;
}

.footer-logo-en {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.2;
}

.footer-logo-zh {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    font-family: var(--font-chinese);
}

.footer-tagline {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary-light);
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

.footer-description {
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--color-gray-400);
    margin-bottom: 1.5rem;
}

/* Social Links */
.footer-social {
    display: flex;
    gap: 0.75rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    color: var(--color-gray-400);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
}

.social-wechat:hover {
    background: #07c160;
}

/* Footer Columns */
.footer-column {
    min-width: 0;
}

.footer-title {
    margin-bottom: 1.5rem;
}

.footer-title-en {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.25rem;
}

.footer-title-zh {
    display: block;
    font-size: 0.813rem;
    color: var(--color-gray-500);
    font-family: var(--font-chinese);
}

/* Footer Links */
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-gray-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    position: relative;
    padding-left: 0;
}

.footer-links a::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 1px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

.footer-links a:hover {
    color: var(--color-white);
    padding-left: 0.5rem;
}

.footer-links a:hover::before {
    width: 100%;
}

.link-en {
    font-size: 0.75rem;
    color: var(--color-gray-600);
    margin-left: 0.25rem;
}

/* Certifications */
.footer-certifications {
    margin-top: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.cert-badge {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    font-size: 0.688rem;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cert-ofsted {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.cert-ecf {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Contact List */
.contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.contact-icon {
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

.contact-text {
    color: var(--color-gray-400);
    line-height: 1.5;
}

.contact-link {
    color: var(--color-gray-400);
    text-decoration: none;
    transition: color 0.2s ease;
}

.contact-link:hover {
    color: var(--color-primary-light);
}

/* Footer Bottom */
.footer-bottom {
    background: rgba(0, 0, 0, 0.3);
    padding: 1.25rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.copyright {
    font-size: 0.813rem;
    color: var(--color-gray-500);
    margin: 0;
}

.copyright-zh {
    margin-left: 0.5rem;
    color: var(--color-gray-600);
    font-family: var(--font-chinese);
}

.footer-bottom-links {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.813rem;
}

.footer-bottom-links a {
    color: var(--color-gray-500);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-bottom-links a:hover {
    color: var(--color-white);
}

.footer-bottom-links .divider {
    color: var(--color-gray-700);
}

/* Responsive */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }
    
    .footer-brand {
        grid-column: 1 / -1;
        padding-right: 0;
        text-align: center;
    }
    
    .footer-logo {
        justify-content: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-description {
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 640px) {
    .footer-main {
        padding: 3rem 0 2rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-title {
        margin-bottom: 1rem;
    }
    
    .footer-links a {
        justify-content: center;
    }
    
    .footer-links a:hover {
        padding-left: 0;
    }
    
    .footer-certifications {
        justify-content: center;
    }
    
    .contact-list {
        display: inline-block;
        text-align: left;
    }
    
    .footer-bottom-inner {
        flex-direction: column;
        text-align: center;
    }
}