/* ========================================
   Beijing Chunqian Trading Co., Ltd.
   Main Stylesheet - Enterprise Website
   ======================================== */

/* CSS Variables */
:root {
    --primary-color: #1a365d;
    --secondary-color: #2c5282;
    --accent-color: #4299e1;
    --accent-light: #63b3ed;
    --text-dark: #1a202c;
    --text-gray: #4a5568;
    --text-light: #718096;
    --white: #ffffff;
    --bg-light: #f7fafc;
    --bg-blue: #ebf8ff;
    --gradient-primary: linear-gradient(135deg, #1a365d 0%, #2c5282 100%);
    --gradient-accent: linear-gradient(135deg, #4299e1 0%, #63b3ed 100%);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.1), 0 10px 10px rgba(0,0,0,0.04);
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul, ol {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Container */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-fluid {
    width: 100%;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-gray);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.header.scrolled {
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

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

.logo svg {
    width: 50px;
    height: 50px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
}

.logo-text span {
    display: block;
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-light);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    position: relative;
    font-weight: 600;
    color: var(--text-dark);
    padding: 10px 0;
    transition: var(--transition-normal);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-color);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: none;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition-normal);
}

/* Mobile Navigation */
@media (max-width: 992px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        box-shadow: var(--shadow-lg);
        transform: translateY(-150%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-slow);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-primary);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    color: var(--white);
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    color: var(--white);
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.6s backwards;
}

.hero-stats {
    display: flex;
    gap: 60px;
    margin-top: 60px;
    animation: fadeInUp 0.8s ease-out 0.8s backwards;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-light);
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hero Shapes */
.hero-shapes {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    width: 400px;
    height: 400px;
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    top: 50%;
    right: 20%;
    animation-delay: -5s;
}

.shape-3 {
    width: 200px;
    height: 200px;
    top: 70%;
    right: 5%;
    animation-delay: -10s;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 35px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-color);
}

.btn-accent {
    background: var(--gradient-accent);
    color: var(--white);
}

.btn-accent:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
}

.btn svg {
    width: 20px;
    height: 20px;
}

/* Sections */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-blue);
    color: var(--accent-color);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 15px;
}

.section-title {
    margin-bottom: 20px;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-light);
}

.section-dark {
    background: var(--bg-light);
}

.section-gradient {
    background: var(--gradient-primary);
    color: var(--white);
}

.section-gradient .section-badge {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.section-gradient .section-title {
    color: var(--white);
}

.section-gradient .section-description {
    color: rgba(255, 255, 255, 0.9);
}

/* Cards */
.card {
    background: var(--white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    height: 100%;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.card-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-blue);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    transition: var(--transition-normal);
}

.card:hover .card-icon {
    background: var(--gradient-accent);
}

.card-icon svg {
    width: 40px;
    height: 40px;
    color: var(--accent-color);
    transition: var(--transition-normal);
}

.card:hover .card-icon svg {
    color: var(--white);
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.card-text {
    color: var(--text-light);
    margin-bottom: 20px;
}

/* Service Cards Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* App Showcase */
.app-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.app-content h2 {
    margin-bottom: 30px;
}

.app-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-top: 40px;
}

.app-feature {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.app-feature-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--bg-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent-color);
}

.app-feature-content h4 {
    margin-bottom: 5px;
}

.app-feature-content p {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.app-preview {
    position: relative;
}

.phone-mockup {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    position: relative;
}

.phone-frame {
    background: var(--text-dark);
    border-radius: 40px;
    padding: 15px;
    box-shadow: var(--shadow-xl);
}

.phone-screen {
    background: var(--white);
    border-radius: 28px;
    overflow: hidden;
    aspect-ratio: 9/19;
}

.phone-screen-content {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 600;
}

.phone-notch {
    position: absolute;
    top: 25px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 30px;
    background: var(--text-dark);
    border-radius: 0 0 20px 20px;
    z-index: 10;
}

/* App Categories */
.app-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.app-category-card {
    background: var(--white);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.app-category-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.app-category-icon {
    width: 70px;
    height: 70px;
    background: var(--bg-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.app-category-icon svg {
    width: 32px;
    height: 32px;
    color: var(--accent-color);
}

.app-category-card h4 {
    margin-bottom: 10px;
}

.app-category-card p {
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.app-store-badges {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.store-badge {
    width: 40px;
    height: 40px;
    background: var(--text-dark);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image-main {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, #1a365d 0%, #4299e1 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.about-image-accent {
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 200px;
    height: 200px;
    background: var(--gradient-accent);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 4rem;
    box-shadow: var(--shadow-lg);
}

.about-content h2 {
    margin-bottom: 25px;
}

.about-content p {
    margin-bottom: 20px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 15px;
}

.about-feature-icon {
    width: 50px;
    height: 50px;
    background: var(--bg-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent-color);
}

.about-feature span {
    font-weight: 600;
    color: var(--text-dark);
}

/* Values Grid */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.value-card {
    text-align: center;
    padding: 50px 30px;
}

.value-icon {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.value-icon svg {
    width: 48px;
    height: 48px;
    color: var(--accent-light);
}

.value-card h4 {
    color: var(--white);
    margin-bottom: 15px;
}

.value-card p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.team-card {
    text-align: center;
    padding: 40px;
}

.team-avatar {
    width: 120px;
    height: 120px;
    background: var(--bg-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    overflow: hidden;
}

.team-avatar svg {
    width: 60px;
    height: 60px;
    color: var(--accent-color);
}

.team-card h4 {
    margin-bottom: 5px;
}

.team-role {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 15px;
}

.team-social {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.team-social a {
    width: 40px;
    height: 40px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-gray);
    transition: var(--transition-normal);
}

.team-social a:hover {
    background: var(--accent-color);
    color: var(--white);
}

/* News Grid */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.news-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.news-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.news-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.news-category {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 6px 16px;
    background: var(--white);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
}

.news-content {
    padding: 30px;
}

.news-meta {
    display: flex;
    gap: 20px;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 15px;
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.news-meta svg {
    width: 16px;
    height: 16px;
}

.news-card h4 {
    margin-bottom: 15px;
    transition: var(--transition-normal);
}

.news-card:hover h4 {
    color: var(--accent-color);
}

.news-card p {
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-color);
    font-weight: 600;
}

.news-link svg {
    width: 18px;
    height: 18px;
    transition: var(--transition-normal);
}

.news-card:hover .news-link svg {
    transform: translateX(5px);
}

/* Featured News */
.featured-news {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 30px;
}

.featured-news .news-card {
    height: 100%;
}

.featured-news .news-image {
    height: 300px;
}

.featured-news .news-content {
    padding: 40px;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: var(--bg-blue);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent-color);
}

.contact-item h4 {
    margin-bottom: 8px;
}

.contact-item p {
    margin-bottom: 0;
}

.contact-form {
    background: var(--white);
    border-radius: 20px;
    padding: 50px;
    box-shadow: var(--shadow-lg);
}

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

.form-group {
    margin-bottom: 25px;
}

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

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(66, 153, 225, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-submit {
    width: 100%;
    padding: 18px;
}

/* Map Section */
.map-section {
    height: 400px;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    margin-top: 60px;
}

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

.map-placeholder svg {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    color: var(--accent-color);
}

/* CTA Section */
.cta-section {
    background: var(--gradient-primary);
    padding: 80px 0;
    text-align: center;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    max-width: 350px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 25px;
}

.footer-logo svg {
    width: 50px;
    height: 50px;
}

.footer-logo span {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 25px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.footer-social a:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

.footer-social svg {
    width: 20px;
    height: 20px;
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: 25px;
    font-size: 1.125rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--accent-light);
    padding-left: 5px;
}

.footer-bottom {
    padding: 30px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: 30px;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: var(--transition-normal);
}

.footer-legal a:hover {
    color: var(--accent-light);
}

/* Page Header */
.page-header {
    background: var(--gradient-primary);
    padding: 160px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.page-header .container {
    position: relative;
    z-index: 2;
}

.page-title {
    color: var(--white);
    margin-bottom: 20px;
    animation: fadeInUp 0.6s ease-out;
}

.page-breadcrumb {
    display: flex;
    justify-content: center;
    gap: 15px;
    color: rgba(255, 255, 255, 0.8);
    animation: fadeInUp 0.6s ease-out 0.2s backwards;
}

.page-breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-normal);
}

.page-breadcrumb a:hover {
    color: var(--accent-light);
}

.page-breadcrumb span {
    opacity: 0.5;
}

/* Policy Pages */
.policy-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 0 100px;
}

.policy-section {
    margin-bottom: 50px;
}

.policy-section h2 {
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.policy-section h3 {
    font-size: 1.35rem;
    margin-bottom: 15px;
    margin-top: 30px;
    color: var(--text-dark);
}

.policy-section p {
    margin-bottom: 15px;
    line-height: 1.8;
}

.policy-section ul {
    margin-bottom: 20px;
    padding-left: 25px;
}

.policy-section li {
    margin-bottom: 10px;
    color: var(--text-gray);
    position: relative;
}

.policy-section li::before {
    content: '•';
    color: var(--accent-color);
    font-weight: bold;
    position: absolute;
    left: -15px;
}

.policy-toc {
    background: var(--bg-light);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 40px;
}

.policy-toc h3 {
    margin-top: 0 !important;
    margin-bottom: 20px;
}

.policy-toc ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.policy-toc a {
    color: var(--accent-color);
    font-weight: 500;
}

.policy-toc a:hover {
    text-decoration: underline;
}

.last-updated {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 30px;
}

/* Ad Platforms Grid */
.ad-platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.ad-platform-item {
    background: var(--bg-light);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: var(--transition-normal);
}

.ad-platform-item:hover {
    background: var(--bg-blue);
    transform: translateY(-3px);
}

.ad-platform-item svg {
    width: 40px;
    height: 40px;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.ad-platform-item span {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.9rem;
}

/* Responsive Footer */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .app-showcase,
    .about-grid,
    .contact-grid,
    .featured-news {
        grid-template-columns: 1fr;
    }
    
    .featured-news .news-image {
        height: 220px;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(20px, -20px) rotate(5deg);
    }
    50% {
        transform: translate(0, -40px) rotate(0deg);
    }
    75% {
        transform: translate(-20px, -20px) rotate(-5deg);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.animate-on-scroll.fade-left {
    transform: translateX(-50px);
}

.animate-on-scroll.fade-left.animated {
    transform: translateX(0);
}

.animate-on-scroll.fade-right {
    transform: translateX(50px);
}

.animate-on-scroll.fade-right.animated {
    transform: translateX(0);
}

.animate-on-scroll.scale-in {
    transform: scale(0.8);
}

.animate-on-scroll.scale-in.animated {
    transform: scale(1);
}

/* Stagger Animation Delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease-out, visibility 0.5s ease-out;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--accent-light);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

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

.back-to-top:hover {
    transform: translateY(-5px);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* Page Transition Overlay */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    z-index: 9998;
    transform: translateY(100%);
    transition: transform 0.5s ease-in-out;
}

.page-transition.active {
    transform: translateY(0);
}

/* Marquee */
.marquee {
    overflow: hidden;
    white-space: nowrap;
}

.marquee-content {
    display: inline-flex;
    animation: marquee 30s linear infinite;
}

.marquee-content:hover {
    animation-play-state: paused;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Marquee Item */
.marquee-item {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 0 50px;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-light);
}

.marquee-item svg {
    width: 24px;
    height: 24px;
    color: var(--accent-color);
}

/* Stats Counter */
.stats-section {
    padding: 60px 0;
    background: var(--bg-light);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-card {
    padding: 30px;
}

.stat-icon {
    width: 70px;
    height: 70px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: var(--shadow-md);
}

.stat-icon svg {
    width: 32px;
    height: 32px;
    color: var(--accent-color);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-light);
    font-weight: 500;
}

/* Partners Section */
.partners-section {
    padding: 80px 0;
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
    flex-wrap: wrap;
}

.partner-logo {
    width: 150px;
    height: 80px;
    background: var(--white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    padding: 15px;
}

.partner-logo:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.partner-logo svg {
    width: 100%;
    height: 100%;
    color: var(--text-light);
}

/* Culture Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 60px auto 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: var(--bg-blue);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 60px;
    display: flex;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-content {
    width: calc(50% - 40px);
    padding: 30px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.timeline-dot {
    position: absolute;
    left: 50%;
    top: 30px;
    width: 20px;
    height: 20px;
    background: var(--accent-color);
    border-radius: 50%;
    transform: translateX(-50%);
    border: 4px solid var(--white);
    box-shadow: var(--shadow-sm);
}

.timeline-year {
    display: inline-block;
    padding: 5px 15px;
    background: var(--accent-color);
    color: var(--white);
    font-weight: 700;
    border-radius: 50px;
    margin-bottom: 15px;
}

.timeline-content h4 {
    margin-bottom: 10px;
}

.timeline-content p {
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(odd) {
        flex-direction: row;
        padding-left: 50px;
    }
    
    .timeline-content {
        width: 100%;
    }
    
    .timeline-dot {
        left: 20px;
    }
}

/* Newsletter */
.newsletter {
    background: var(--gradient-primary);
    padding: 80px 0;
}

.newsletter-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.newsletter-text h3 {
    color: var(--white);
    margin-bottom: 10px;
}

.newsletter-text p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.newsletter-form {
    display: flex;
    gap: 15px;
    flex: 1;
    max-width: 500px;
}

.newsletter-form input {
    flex: 1;
    padding: 18px 25px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
}

.newsletter-form button {
    padding: 18px 35px;
    white-space: nowrap;
}

/* Features List */
.features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-item {
    display: flex;
    gap: 20px;
    padding: 30px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.feature-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.feature-number {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--gradient-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
}

.feature-content h4 {
    margin-bottom: 10px;
}

.feature-content p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .back-to-top,
    .page-transition {
        display: none;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .policy-content {
        padding: 20px 0;
    }
}