/* ========================================
   桢冉腾文化艺术 - 企业官网样式
   配色：墨蓝 + 暖金 + 米白
   ======================================== */

/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #1a3a5c;
    --color-primary-dark: #122842;
    --color-primary-light: #2d5a82;
    --color-accent: #c8a464;
    --color-accent-dark: #b08d4e;
    --color-accent-light: #d9b97a;
    --color-bg: #faf8f5;
    --color-bg-alt: #f3efe8;
    --color-white: #ffffff;
    --color-text: #2c2c2c;
    --color-text-light: #666666;
    --color-text-muted: #999999;
    --color-border: #e8e4dc;
    --shadow-sm: 0 2px 8px rgba(26, 58, 92, 0.06);
    --shadow-md: 0 4px 20px rgba(26, 58, 92, 0.10);
    --shadow-lg: 0 8px 40px rgba(26, 58, 92, 0.14);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
    --header-height: 72px;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
}

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

img {
    max-width: 100%;
    display: block;
}

ul, ol {
    list-style: none;
}

/* ===== Container ===== */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all var(--transition);
    border-bottom: 1px solid transparent;
}

.header.scrolled {
    box-shadow: var(--shadow-sm);
    border-bottom-color: var(--color-border);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ===== Logo ===== */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 20px;
    font-weight: 700;
    font-family: "STKaiti", "KaiTi", serif;
}

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

.logo-text .logo-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 1px;
}

.logo-text .logo-sub {
    font-size: 10px;
    color: var(--color-text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ===== Navigation ===== */
.nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav a {
    padding: 8px 18px;
    font-size: 15px;
    color: var(--color-text);
    position: relative;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition);
    border-radius: 1px;
}

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

.nav a:hover::after,
.nav a.active::after {
    width: 24px;
}

.nav a.active {
    color: var(--color-primary);
    font-weight: 600;
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 6px;
    background: none;
    border: none;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: all var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(200, 164, 100, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(200, 164, 100, 0.08) 0%, transparent 50%);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--color-bg), transparent);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 24px;
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

.hero-tag {
    display: inline-block;
    padding: 6px 20px;
    background: rgba(200, 164, 100, 0.15);
    border: 1px solid rgba(200, 164, 100, 0.4);
    border-radius: 30px;
    color: var(--color-accent-light);
    font-size: 13px;
    letter-spacing: 3px;
    margin-bottom: 28px;
}

.hero-tag .tag-cn {
    letter-spacing: 1px;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 4px;
    line-height: 1.4;
    margin-bottom: 8px;
}

.hero-subtitle {
    font-size: 22px;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 6px;
    margin-bottom: 36px;
    font-weight: 300;
}

.hero-desc {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.9;
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-primary-dark);
}

.btn-primary:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(200, 164, 100, 0.4);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent-light);
    transform: translateY(-2px);
}

.btn-dark {
    background: var(--color-primary);
    color: #fff;
}

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

/* ===== Page Banner (for sub-pages) ===== */
.page-banner {
    position: relative;
    min-height: 340px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    overflow: hidden;
    padding-top: var(--header-height);
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 15% 50%, rgba(200, 164, 100, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 85% 30%, rgba(200, 164, 100, 0.08) 0%, transparent 50%);
}

.page-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(to top, var(--color-bg), transparent);
}

.page-banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 24px;
}

.page-banner h1 {
    font-size: 38px;
    color: #fff;
    letter-spacing: 4px;
    margin-bottom: 12px;
    font-weight: 700;
}

.page-banner p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.65);
    letter-spacing: 3px;
}

.banner-divider {
    width: 50px;
    height: 3px;
    background: var(--color-accent);
    margin: 16px auto;
    border-radius: 2px;
}

/* ===== Section ===== */
.section {
    padding: 80px 0;
}

.section-sm {
    padding: 60px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    font-size: 13px;
    color: var(--color-accent);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
    font-weight: 600;
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 15px;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

.section-divider {
    width: 50px;
    height: 3px;
    background: var(--color-accent);
    margin: 16px auto 0;
    border-radius: 2px;
}

/* ===== Intro (Home) ===== */
.intro-section {
    background: var(--color-white);
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-text h3 {
    font-size: 26px;
    color: var(--color-primary);
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.intro-text p {
    color: var(--color-text-light);
    margin-bottom: 16px;
    line-height: 2;
}

.intro-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 28px;
}

.intro-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.intro-feature .icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(26, 58, 92, 0.08), rgba(200, 164, 100, 0.08));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 20px;
}

.intro-feature .text strong {
    display: block;
    color: var(--color-primary);
    font-size: 15px;
    margin-bottom: 4px;
}

.intro-feature .text span {
    font-size: 13px;
    color: var(--color-text-muted);
}

.intro-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    box-shadow: var(--shadow-lg);
}

.intro-image::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 2px solid rgba(200, 164, 100, 0.3);
    border-radius: 50%;
}

.intro-image::after {
    content: '';
    position: absolute;
    bottom: -30px;
    left: -30px;
    width: 150px;
    height: 150px;
    border: 2px solid rgba(200, 164, 100, 0.2);
    border-radius: 50%;
}

.intro-image .placeholder-art {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 16px;
}

.intro-image .placeholder-art .big-char {
    font-size: 120px;
    font-family: "STKaiti", "KaiTi", serif;
    color: rgba(200, 164, 100, 0.4);
    line-height: 1;
}

.intro-image .placeholder-art .small-char {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 6px;
}

/* ===== Gaokao Consultation (Home) ===== */
.gaokao-section {
    background: linear-gradient(135deg, rgba(200, 164, 100, 0.12), rgba(26, 58, 92, 0.05));
    border-top: 1px solid rgba(200, 164, 100, 0.28);
    border-bottom: 1px solid rgba(200, 164, 100, 0.28);
}

.gaokao-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.gaokao-text h3 {
    font-size: 26px;
    color: var(--color-primary);
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.gaokao-text p {
    color: var(--color-text-light);
    margin-bottom: 16px;
    line-height: 2;
}

.gaokao-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 28px;
}

.gaokao-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.gaokao-feature .icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(200, 164, 100, 0.28), rgba(200, 164, 100, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 20px;
}

.gaokao-feature .text strong {
    display: block;
    color: var(--color-primary);
    font-size: 15px;
    margin-bottom: 4px;
}

.gaokao-feature .text span {
    font-size: 13px;
    color: var(--color-text-muted);
}

.gaokao-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    box-shadow: var(--shadow-lg);
}

.gaokao-image::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 2px solid rgba(200, 164, 100, 0.35);
    border-radius: 50%;
}

.gaokao-image::after {
    content: '';
    position: absolute;
    bottom: -30px;
    left: -30px;
    width: 150px;
    height: 150px;
    border: 2px solid rgba(200, 164, 100, 0.25);
    border-radius: 50%;
}

.gaokao-image .placeholder-art {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 16px;
}

.gaokao-image .placeholder-art .big-char {
    font-size: 120px;
    font-family: "STKaiti", "KaiTi", serif;
    color: rgba(200, 164, 100, 0.55);
    line-height: 1;
}

.gaokao-image .placeholder-art .small-char {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 6px;
}

/* ===== Youth Growth Base (Home) ===== */
.growth-base {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    position: relative;
    overflow: hidden;
}

.growth-base::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 85% 15%, rgba(200, 164, 100, 0.16) 0%, transparent 55%),
                radial-gradient(circle at 10% 90%, rgba(200, 164, 100, 0.09) 0%, transparent 45%);
}

.growth-base .container {
    position: relative;
}

.growth-base .section-tag {
    color: var(--color-accent-light);
}

.growth-base .section-title {
    color: #ffffff;
}

.growth-base .section-divider {
    background: var(--color-accent);
}

.growth-base .section-subtitle {
    color: rgba(255, 255, 255, 0.72);
}

.growth-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.growth-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius-md);
    padding: 34px 24px 28px;
    text-align: center;
    transition: all var(--transition);
}

.growth-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-6px);
    border-color: rgba(200, 164, 100, 0.55);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

.growth-icon {
    width: 62px;
    height: 62px;
    margin: 0 auto 18px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent), #d9b87c);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 8px 20px rgba(200, 164, 100, 0.35);
    transition: transform var(--transition);
}

.growth-card:hover .growth-icon {
    transform: scale(1.12) rotate(6deg);
}

.growth-card h3 {
    font-size: 18px;
    color: #ffffff;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.growth-card p {
    font-size: 13.5px;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin-bottom: 16px;
}

.growth-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.growth-tags span {
    font-size: 12px;
    color: var(--color-accent-light);
    background: rgba(200, 164, 100, 0.14);
    border: 1px solid rgba(200, 164, 100, 0.35);
    padding: 3px 12px;
    border-radius: 20px;
    letter-spacing: 0.5px;
}

/* ===== Service Cards ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-accent);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--color-accent);
    transition: transform var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card h3 {
    font-size: 18px;
    color: var(--color-primary);
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.service-card p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===== Stats ===== */
.stats-section {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(200, 164, 100, 0.1) 0%, transparent 60%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
    z-index: 2;
}

.stat-item {
    text-align: center;
    color: #fff;
}

.stat-number {
    font-size: 44px;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 8px;
    font-family: "Georgia", serif;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 2px;
}

/* ===== CTA Section ===== */
.cta-section {
    background: var(--color-bg-alt);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200, 164, 100, 0.06) 0%, transparent 70%);
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    font-size: 30px;
    color: var(--color-primary);
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.cta-content p {
    font-size: 16px;
    color: var(--color-text-light);
    margin-bottom: 32px;
}

/* ===== About Page ===== */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-intro-text h3 {
    font-size: 24px;
    color: var(--color-primary);
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.about-intro-text p {
    color: var(--color-text-light);
    margin-bottom: 16px;
    line-height: 2;
}

.about-intro-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 1/1;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    position: relative;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-intro-image .big-char {
    font-size: 140px;
    font-family: "STKaiti", "KaiTi", serif;
    color: rgba(200, 164, 100, 0.35);
}

/* Culture Cards */
.culture-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.culture-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 40px 30px;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.culture-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.culture-card .culture-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.culture-card h3 {
    font-size: 20px;
    color: var(--color-primary);
    margin-bottom: 8px;
    letter-spacing: 2px;
}

.culture-card .culture-sub {
    font-size: 12px;
    color: var(--color-accent);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.culture-card p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.9;
}

/* Timeline */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--color-accent) 10%, var(--color-accent) 90%, transparent);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 0 40px 40px 0;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding: 0 0 40px 40px;
    text-align: left;
}

.timeline-item:nth-child(odd) {
    text-align: right;
}

.timeline-dot {
    position: absolute;
    right: -6px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-accent);
    border: 3px solid var(--color-bg);
    z-index: 2;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -6px;
    right: auto;
}

.timeline-content {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 24px 28px;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.timeline-content:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.timeline-year {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 8px;
    font-family: "Georgia", serif;
}

.timeline-content h4 {
    font-size: 17px;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.timeline-content p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===== Services Page ===== */
.services-page-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.service-page-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 32px;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.service-page-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.service-page-card .card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--color-accent);
    flex-shrink: 0;
}

.service-page-card .card-body h3 {
    font-size: 18px;
    color: var(--color-primary);
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.service-page-card .card-body p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 12px;
}

.service-page-card .card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-page-card .card-tag {
    display: inline-block;
    padding: 3px 12px;
    background: var(--color-bg-alt);
    color: var(--color-text-light);
    font-size: 12px;
    border-radius: 20px;
    border: 1px solid var(--color-border);
}

.service-page-card .card-tag.licensed {
    background: rgba(200, 164, 100, 0.1);
    color: var(--color-accent-dark);
    border-color: rgba(200, 164, 100, 0.3);
}

/* ===== Contact Page ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 60px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px 0;
    border-bottom: 1px solid var(--color-border);
}

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

.contact-info-item .info-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--color-accent);
    flex-shrink: 0;
}

.contact-info-item .info-body h4 {
    font-size: 15px;
    color: var(--color-text-muted);
    margin-bottom: 4px;
    letter-spacing: 1px;
}

.contact-info-item .info-body p {
    font-size: 16px;
    color: var(--color-primary);
    font-weight: 600;
}

.contact-info-item .info-body .sub {
    font-size: 13px;
    color: var(--color-text-muted);
    font-weight: 400;
    margin-top: 2px;
}

/* Contact Form */
.contact-form {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.contact-form h3 {
    font-size: 22px;
    color: var(--color-primary);
    margin-bottom: 28px;
    letter-spacing: 1px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: var(--color-text);
    margin-bottom: 8px;
    font-weight: 600;
}

.form-group label .required {
    color: #e74c3c;
    margin-left: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    color: var(--color-text);
    background: var(--color-bg);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(200, 164, 100, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-submit {
    width: 100%;
    padding: 14px;
    font-size: 16px;
}

/* Map placeholder */
.map-section {
    margin-top: 0;
    background: var(--color-bg-alt);
}

.map-container {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #e8edf2, #f3efe8);
}

.map-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.map-placeholder {
    text-align: center;
    color: var(--color-text-muted);
}

.map-placeholder .map-icon {
    font-size: 48px;
    margin-bottom: 12px;
    color: var(--color-primary-light);
}

.map-placeholder p {
    font-size: 15px;
    margin-bottom: 4px;
    color: var(--color-text-light);
}

/* ===== Footer ===== */
.footer {
    background: var(--color-primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand .logo-text .logo-name {
    color: #fff;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.9;
    margin-bottom: 16px;
}

.footer-col h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: all var(--transition);
}

.footer-col ul li a:hover {
    color: var(--color-accent-light);
    padding-left: 4px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-contact-item .contact-icon {
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom .beian-info {
    margin-top: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 20px;
}

.footer-bottom .beian-info a {
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom .beian-info a:hover {
    color: var(--color-accent-light);
}

.footer-bottom .beian-gongan {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.footer-bottom .beian-gongan img {
    width: 16px;
    height: auto;
    flex-shrink: 0;
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    cursor: pointer;
    border: none;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--color-accent);
    color: var(--color-primary-dark);
    transform: translateY(-4px);
}

/* ===== Responsive ===== */
@media (max-width: 968px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 64px;
    }

    .menu-toggle {
        display: flex;
    }

    .nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px;
        gap: 0;
        box-shadow: var(--shadow-md);
        transform: translateY(-150%);
        transition: transform var(--transition);
        border-top: 1px solid var(--color-border);
    }

    .nav.active {
        transform: translateY(0);
    }

    .nav a {
        padding: 14px 16px;
        border-bottom: 1px solid var(--color-border);
    }

    .nav a:last-child {
        border-bottom: none;
    }

    .nav a::after {
        display: none;
    }

    .nav a.active {
        background: var(--color-bg-alt);
    }

    .hero-title {
        font-size: 32px;
        letter-spacing: 2px;
    }

    .hero-subtitle {
        font-size: 16px;
        letter-spacing: 3px;
    }

    .hero-desc {
        font-size: 14px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .page-banner h1 {
        font-size: 28px;
        letter-spacing: 2px;
    }

    .section {
        padding: 56px 0;
    }

    .section-title {
        font-size: 24px;
    }

    .intro-content,
    .gaokao-content,
    .about-intro {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .intro-image,
    .gaokao-image {
        max-width: 400px;
        margin: 0 auto;
        aspect-ratio: 3/4;
    }

    .services-grid,
    .culture-grid {
        grid-template-columns: 1fr;
    }

    .growth-grid {
        grid-template-columns: 1fr 1fr;
    }

    .services-page-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .stat-number {
        font-size: 36px;
    }

    .service-page-card {
        flex-direction: column;
    }

    .contact-info-list {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 50px;
        padding-right: 0;
        text-align: left !important;
    }

    .timeline-item:nth-child(even) {
        left: 0;
        padding-left: 50px;
        padding-right: 0;
    }

    .timeline-dot {
        left: 14px !important;
        right: auto !important;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .growth-grid {
        grid-template-columns: 1fr;
    }

    .intro-features,
    .gaokao-features {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 26px;
    }

    .contact-form {
        padding: 24px;
    }

    .section-title {
        font-size: 22px;
    }
}