/* ============================================
   Beijing Jixiang Hengtong Human Resources Co., Ltd.
   Main Stylesheet - BMW-inspired Premium Design
   ============================================ */

/* CSS Variables */
:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #e94560;
    --accent-hover: #ff6b6b;
    --gold-color: #d4af37;
    --text-dark: #1a1a2e;
    --text-light: #ffffff;
    --text-gray: #6c757d;
    --bg-light: #f8f9fa;
    --bg-dark: #0f0f1a;
    --gradient-primary: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    --gradient-accent: linear-gradient(135deg, #e94560 0%, #ff6b6b 100%);
    --gradient-gold: linear-gradient(135deg, #d4af37 0%, #f4d03f 50%, #d4af37 100%);
    --shadow-sm: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-md: 0 5px 25px rgba(0,0,0,0.15);
    --shadow-lg: 0 10px 50px rgba(0,0,0,0.2);
    --shadow-glow: 0 0 30px rgba(233, 69, 96, 0.3);
    --transition-fast: 0.3s ease;
    --transition-smooth: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --border-radius: 8px;
    --border-radius-lg: 16px;
}

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

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background: var(--text-light);
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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); }

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

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-smooth);
    background: transparent;
}

.header.scrolled {
    background: rgba(26, 26, 46, 0.98);
    backdrop-filter: blur(20px);
    padding: 15px 0;
    box-shadow: var(--shadow-md);
}

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

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

.logo svg {
    width: 50px;
    height: 50px;
    transition: var(--transition-bounce);
}

.logo:hover svg {
    transform: scale(1.1) rotate(5deg);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-light);
    letter-spacing: -0.5px;
}

.logo-text span {
    color: var(--accent-color);
}

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

.nav-menu li a {
    color: var(--text-light);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    padding: 8px 0;
    letter-spacing: 0.5px;
}

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

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

.nav-menu li a:hover {
    color: var(--accent-color);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
}

.mobile-menu-btn span {
    width: 30px;
    height: 3px;
    background: var(--text-light);
    border-radius: 3px;
    transition: var(--transition-fast);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

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

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="rgba(233,69,96,0.1)"/><circle cx="80" cy="80" r="2" fill="rgba(212,175,55,0.1)"/><circle cx="40" cy="60" r="1.5" fill="rgba(255,255,255,0.05)"/></svg>');
    background-size: 200px 200px;
    animation: bgMove 30s linear infinite;
}

@keyframes bgMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-200px, -200px); }
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(233, 69, 96, 0.2);
    border: 1px solid rgba(233, 69, 96, 0.3);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease;
}

.hero-badge svg {
    width: 20px;
    height: 20px;
    fill: var(--accent-color);
}

.hero h1 {
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero h1 span {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

.hero-stats {
    display: flex;
    gap: 60px;
    margin-top: 80px;
    animation: fadeInUp 0.8s ease 0.8s both;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--gold-color);
    display: block;
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-visual {
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    opacity: 0.3;
}

.hero-visual svg {
    width: 100%;
    height: 100%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(5deg); }
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 36px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--text-light);
    box-shadow: 0 10px 30px rgba(233, 69, 96, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(233, 69, 96, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
}

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

.btn-dark:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

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

/* Sections */
.section {
    padding: 120px 0;
    position: relative;
}

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

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

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

.section-header h2 {
    margin-bottom: 20px;
}

.section-header p {
    font-size: 1.1rem;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-color);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.section-label::before,
.section-label::after {
    content: '';
    width: 30px;
    height: 2px;
    background: var(--accent-color);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.service-card {
    background: var(--text-light);
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-smooth);
}

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

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

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(233, 69, 96, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    transition: var(--transition-bounce);
}

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

.service-icon svg {
    width: 35px;
    height: 35px;
    fill: var(--accent-color);
    transition: var(--transition-fast);
}

.service-card:hover .service-icon svg {
    fill: var(--text-light);
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
}

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

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

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

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

/* App Section */
.app-section {
    position: relative;
    overflow: hidden;
}

.app-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.app-info h2 {
    color: var(--text-light);
}

.app-info p {
    color: rgba(255, 255, 255, 0.8);
}

.app-features {
    display: grid;
    gap: 20px;
    margin: 40px 0;
}

.app-feature {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-fast);
}

.app-feature:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(10px);
}

.app-feature-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.app-feature-icon svg {
    width: 25px;
    height: 25px;
    fill: var(--text-light);
}

.app-feature h4 {
    color: var(--text-light);
    margin-bottom: 5px;
}

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

.app-download {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.store-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 25px;
    background: var(--text-light);
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
}

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

.store-btn svg {
    width: 30px;
    height: 30px;
}

.store-btn-info {
    text-align: left;
}

.store-btn-label {
    font-size: 0.7rem;
    color: var(--text-gray);
    text-transform: uppercase;
}

.store-btn-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
}

.app-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, #1a1a2e, #2d2d44);
    border-radius: 40px;
    padding: 10px;
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.5);
    position: relative;
    animation: floatPhone 4s ease-in-out infinite;
}

@keyframes floatPhone {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    border-radius: 32px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.phone-screen svg {
    width: 80%;
    height: 80%;
    opacity: 0.5;
}

.phone-notch {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 30px;
    background: #000;
    border-radius: 0 0 20px 20px;
    z-index: 10;
}

/* Culture Section */
.culture-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.culture-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--text-light);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.culture-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-lg);
}

.culture-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-bounce);
}

.culture-card:hover .culture-icon {
    transform: scale(1.1) rotate(10deg);
    background: var(--gradient-accent);
}

.culture-icon svg {
    width: 50px;
    height: 50px;
    fill: var(--text-light);
}

.culture-card h3 {
    margin-bottom: 15px;
}

.values-section {
    background: var(--bg-dark);
    padding: 100px 0;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.value-item {
    padding: 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-smooth);
}

.value-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: scale(1.02);
}

.value-number {
    font-size: 4rem;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.5;
    line-height: 1;
    margin-bottom: 20px;
}

.value-item h3 {
    color: var(--text-light);
    margin-bottom: 15px;
}

.value-item p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* News Section */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.news-card {
    background: var(--text-light);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

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

.news-image {
    height: 220px;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.news-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 26, 46, 0.3);
    transition: var(--transition-fast);
}

.news-card:hover .news-image::before {
    background: rgba(233, 69, 96, 0.3);
}

.news-category {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--accent-color);
    color: var(--text-light);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.news-content {
    padding: 30px;
}

.news-date {
    font-size: 0.85rem;
    color: var(--text-gray);
    margin-bottom: 10px;
}

.news-content h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    line-height: 1.4;
}

.news-content p {
    color: var(--text-gray);
    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-fast);
}

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

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    margin-top: 60px;
}

.contact-info {
    background: var(--gradient-primary);
    padding: 50px;
    border-radius: var(--border-radius-lg);
    color: var(--text-light);
}

.contact-info h3 {
    color: var(--text-light);
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(233, 69, 96, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

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

.contact-item h4 {
    color: var(--text-light);
    margin-bottom: 5px;
}

.contact-item p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

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

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

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

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

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-fast);
}

.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(233, 69, 96, 0.1);
}

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

/* Footer */
.footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    margin: 20px 0;
}

.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-fast);
}

.footer-social a:hover {
    background: var(--accent-color);
    transform: translateY(-5px);
}

.footer-social svg {
    width: 20px;
    height: 20px;
    fill: var(--text-light);
}

.footer h4 {
    color: var(--text-light);
    margin-bottom: 25px;
    font-size: 1.2rem;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

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

.footer-legal a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

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

/* Legal Pages */
.legal-page {
    padding-top: 120px;
    min-height: 100vh;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px;
    background: var(--text-light);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.legal-content h1 {
    text-align: center;
    margin-bottom: 10px;
}

.legal-meta {
    text-align: center;
    color: var(--text-gray);
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--bg-light);
}

.legal-content h2 {
    font-size: 1.6rem;
    margin-top: 40px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.legal-content h3 {
    font-size: 1.3rem;
    margin-top: 30px;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.legal-content p {
    margin-bottom: 15px;
    line-height: 1.8;
}

.legal-content ul {
    margin-bottom: 20px;
    padding-left: 25px;
}

.legal-content ul li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 15px;
}

.legal-content ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

/* Privacy Specific */
.privacy-section {
    margin-bottom: 30px;
    padding: 25px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

.privacy-section h3 {
    color: var(--accent-color);
    margin-top: 0;
}

/* Ad Networks List */
.ad-networks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.ad-network-item {
    background: var(--text-light);
    padding: 15px;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
    border: 1px solid #e9ecef;
}

/* Scroll Animation Classes */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.scale-up {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s ease;
}

.scale-up.active {
    opacity: 1;
    transform: scale(1);
}

/* Counter Animation */
.counter {
    display: inline-block;
}

/* Loading Animation */
.loader {
    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, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
    color: var(--text-light);
}

.loader-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

/* Back to Top */
.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;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

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

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

.back-to-top svg {
    width: 24px;
    height: 24px;
    fill: var(--text-light);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-visual {
        display: none;
    }
    
    .culture-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--primary-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;
        transition: var(--transition-smooth);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li a {
        font-size: 1.5rem;
    }
    
    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }
    
    .app-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .app-visual {
        order: -1;
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 40px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .culture-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-legal {
        flex-direction: column;
        gap: 15px;
    }
    
    .app-download {
        flex-direction: column;
    }
    
    .store-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .phone-mockup {
        width: 260px;
        height: 520px;
    }
    
    .legal-content {
        padding: 30px 20px;
    }
    
    .ad-networks-grid {
        grid-template-columns: 1fr;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .back-to-top,
    .mobile-menu-btn {
        display: none;
    }
    
    .legal-content {
        box-shadow: none;
        max-width: 100%;
    }
}

/* Accessibility */
:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

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