/* ========================================
   雀玺 - 智能无人棋牌室 官网样式
   ======================================== */

:root {
    --primary: #C8A96E;
    --primary-dark: #A8894E;
    --primary-light: #E8D9AE;
    --gold: #D4AF37;
    --dark: #1A1A2E;
    --darker: #0F0F1A;
    --dark-card: #16213E;
    --dark-surface: #1E2A4A;
    --text: #E8E8E8;
    --text-muted: #9A9AB0;
    --white: #FFFFFF;
    --gradient-gold: linear-gradient(135deg, #C8A96E 0%, #D4AF37 50%, #E8D9AE 100%);
    --gradient-dark: linear-gradient(180deg, #1A1A2E 0%, #0F0F1A 100%);
    --shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    --shadow-gold: 0 4px 30px rgba(200, 169, 110, 0.2);
    --radius: 16px;
    --radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--darker);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   导航栏
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(15, 15, 26, 0.95);
    backdrop-filter: blur(20px);
    padding: 10px 0;
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.5);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--white);
}

.logo-icon {
    font-size: 32px;
}

.logo-text {
    font-family: 'Noto Serif SC', serif;
    font-size: 28px;
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-gold);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: var(--transition);
}

/* ========================================
   Hero 区域
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(200, 169, 110, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(212, 175, 55, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(30, 42, 74, 0.8) 0%, transparent 50%),
        var(--gradient-dark);
}

.hero-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-content {
    position: relative;
    text-align: center;
    padding: 120px 0 80px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 24px;
    background: rgba(200, 169, 110, 0.15);
    border: 1px solid rgba(200, 169, 110, 0.3);
    border-radius: 50px;
    font-size: 14px;
    color: var(--primary);
    margin-bottom: 32px;
    animation: fadeInDown 0.8s ease;
}

.hero-title {
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.title-line {
    display: block;
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(56px, 10vw, 96px);
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    letter-spacing: 8px;
}

.title-sub {
    display: block;
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(20px, 4vw, 36px);
    font-weight: 600;
    color: var(--text);
    margin-top: 8px;
    letter-spacing: 6px;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    letter-spacing: 2px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 36px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--darker);
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 40px rgba(200, 169, 110, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: rgba(200, 169, 110, 0.1);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 18px 48px;
    font-size: 18px;
}

.btn-full {
    width: 100%;
}

/* Hero 统计 */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.stat-item {
    text-align: center;
}

.stat-num {
    font-family: 'Noto Serif SC', serif;
    font-size: 42px;
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-plus {
    font-size: 20px;
    color: var(--primary);
}

.stat-label {
    display: block;
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 4px;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--primary);
    border-bottom: 2px solid var(--primary);
    transform: rotate(45deg);
    margin: 8px auto 0;
}

/* ========================================
   通用 Section 样式
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 20px;
    background: rgba(200, 169, 110, 0.1);
    border: 1px solid rgba(200, 169, 110, 0.2);
    border-radius: 50px;
    font-size: 13px;
    color: var(--primary);
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.section-title {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   特色功能
   ======================================== */
.features {
    padding: 100px 0;
    background: var(--dark);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--dark-card);
    border: 1px solid rgba(200, 169, 110, 0.1);
    border-radius: var(--radius);
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(200, 169, 110, 0.3);
    box-shadow: var(--shadow-gold);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(200, 169, 110, 0.1);
    border-radius: 12px;
    margin-bottom: 20px;
    color: var(--primary);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ========================================
   使用流程
   ======================================== */
.how-it-works {
    padding: 100px 0;
    background: var(--darker);
}

.steps {
    max-width: 700px;
    margin: 0 auto;
}

.step {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 32px;
    background: var(--dark-card);
    border: 1px solid rgba(200, 169, 110, 0.1);
    border-radius: var(--radius);
    transition: var(--transition);
}

.step:hover {
    border-color: rgba(200, 169, 110, 0.3);
    transform: translateX(8px);
}

.step-number {
    font-family: 'Noto Serif SC', serif;
    font-size: 36px;
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 60px;
}

.step-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 6px;
}

.step-content p {
    font-size: 14px;
    color: var(--text-muted);
}

.step-icon {
    font-size: 32px;
    margin-left: auto;
}

.step-connector {
    width: 2px;
    height: 32px;
    background: linear-gradient(to bottom, var(--primary), transparent);
    margin: 0 auto;
}

/* ========================================
   房型展示
   ======================================== */
.rooms {
    padding: 100px 0;
    background: var(--dark);
}

.rooms-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.room-card {
    background: var(--dark-card);
    border: 1px solid rgba(200, 169, 110, 0.1);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.room-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-gold);
}

.room-card.featured {
    border-color: var(--primary);
    position: relative;
}

.room-image {
    height: 200px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
}

.room-standard {
    background: linear-gradient(135deg, #1E2A4A 0%, #2A3A5A 100%);
}
.room-standard::after { content: '🀄'; font-size: 64px; }

.room-deluxe {
    background: linear-gradient(135deg, #2A1A3A 0%, #3A2A4A 100%);
}
.room-deluxe::after { content: '👑'; font-size: 64px; }

.room-chess {
    background: linear-gradient(135deg, #1A2A2A 0%, #2A3A3A 100%);
}
.room-chess::after { content: '♟️'; font-size: 64px; }

.room-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 16px;
    background: var(--gradient-gold);
    color: var(--darker);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    z-index: 1;
}

.room-info {
    padding: 24px;
}

.room-info h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.room-info > p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.room-price {
    margin-bottom: 16px;
}

.room-price .price {
    font-family: 'Noto Serif SC', serif;
    font-size: 32px;
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.room-price .unit {
    font-size: 14px;
    color: var(--text-muted);
}

.room-features {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.room-features li {
    font-size: 13px;
    color: var(--text-muted);
}

/* ========================================
   加盟合作
   ======================================== */
.franchise {
    padding: 100px 0;
    background:
        radial-gradient(ellipse at 30% 50%, rgba(200, 169, 110, 0.08) 0%, transparent 50%),
        var(--darker);
}

.franchise-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.franchise-card {
    background: var(--dark-card);
    border: 1px solid rgba(200, 169, 110, 0.1);
    border-radius: var(--radius);
    padding: 36px;
    transition: var(--transition);
}

.franchise-card:hover {
    border-color: rgba(200, 169, 110, 0.3);
    transform: translateY(-4px);
}

.franchise-num {
    font-family: 'Noto Serif SC', serif;
    font-size: 28px;
    font-weight: 900;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

.franchise-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}

.franchise-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

.franchise-cta {
    text-align: center;
}

/* ========================================
   用户评价
   ======================================== */
.testimonials {
    padding: 100px 0;
    background: var(--dark);
}

.testimonial-slider {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--dark-card);
    border: 1px solid rgba(200, 169, 110, 0.1);
    border-radius: var(--radius);
    padding: 32px;
    transition: var(--transition);
}

.testimonial-card:hover {
    border-color: rgba(200, 169, 110, 0.2);
}

.testimonial-stars {
    color: var(--gold);
    font-size: 18px;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonial-card > p {
    font-size: 15px;
    color: var(--text);
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    background: var(--gradient-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--darker);
    font-size: 16px;
}

.testimonial-author strong {
    display: block;
    color: var(--white);
    font-size: 15px;
}

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

/* ========================================
   联系我们
   ======================================== */
.contact {
    padding: 100px 0;
    background: var(--darker);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--dark-card);
    border: 1px solid rgba(200, 169, 110, 0.1);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.contact-item:hover {
    border-color: rgba(200, 169, 110, 0.3);
}

.contact-icon {
    font-size: 28px;
    min-width: 44px;
    text-align: center;
}

.contact-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 14px;
    color: var(--text-muted);
}

.contact-form {
    background: var(--dark-card);
    border: 1px solid rgba(200, 169, 110, 0.1);
    border-radius: var(--radius);
    padding: 36px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--darker);
    border: 1px solid rgba(200, 169, 110, 0.15);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(200, 169, 110, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239A9AB0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

/* ========================================
   页脚
   ======================================== */
.footer {
    padding: 60px 0 30px;
    background: var(--dark);
    border-top: 1px solid rgba(200, 169, 110, 0.1);
}

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

.footer-brand p {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 16px;
    line-height: 1.7;
}

.footer-links h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-links ul {
    list-style: none;
}

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

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(200, 169, 110, 0.08);
}

.footer-bottom p {
    font-size: 13px;
    color: var(--text-muted);
}

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    opacity: 1;
    transform: scale(1);
}

/* ========================================
   响应式
   ======================================== */
@media (max-width: 968px) {
    .features-grid,
    .rooms-grid,
    .testimonial-slider {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .hero-stats {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(15, 15, 26, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-top: 1px solid rgba(200, 169, 110, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .features-grid,
    .rooms-grid,
    .testimonial-slider {
        grid-template-columns: 1fr;
    }

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

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

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

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

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

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

    .step {
        flex-wrap: wrap;
    }
}

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

    .hero-content {
        padding: 100px 0 60px;
    }

    .stat-num {
        font-size: 32px;
    }
}