/* ================================================
   Beijing Xingyun Yidao Cultural Communication Co., Ltd.
   Corporate Website Styles
   ================================================ */

/* CSS Variables */
:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #e94560;
    --accent-hover: #ff6b6b;
    --text-light: #ffffff;
    --text-dark: #1a1a2e;
    --text-gray: #6c757d;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #16213e 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 40px rgba(233, 69, 96, 0.3);
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 0.8s ease;
    --font-primary: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    --border-radius: 16px;
    --border-radius-lg: 24px;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--primary-color);
    color: var(--text-light);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

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

.preloader-spinner {
    width: 80px;
    height: 80px;
    border: 4px solid transparent;
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.preloader-spinner::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    border: 4px solid transparent;
    border-top-color: #667eea;
    border-radius: 50%;
    animation: spin 1.5s linear infinite reverse;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    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, 2.5vw, 1.5rem); }

p {
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.85);
}

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

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

/* ================================================
   HEADER & NAVIGATION
   ================================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-medium);
    background: transparent;
}

.header.scrolled {
    background: rgba(26, 26, 46, 0.95);
    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: 15px;
    z-index: 1001;
}

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

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

.logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

.nav-menu {
    display: flex;
    gap: 40px;
    list-style: none;
}

.nav-menu a {
    color: var(--text-light);
    font-weight: 500;
    position: relative;
    padding: 10px 0;
    transition: color var(--transition-fast);
}

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

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

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

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
    padding: 10px;
}

.menu-toggle span {
    width: 30px;
    height: 3px;
    background: var(--text-light);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

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

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

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

/* ================================================
   HERO SECTION
   ================================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-dark);
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(233, 69, 96, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(102, 126, 234, 0.15) 0%, transparent 50%);
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 15s infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 12s; }
.particle:nth-child(2) { left: 20%; animation-delay: 2s; animation-duration: 14s; }
.particle:nth-child(3) { left: 30%; animation-delay: 4s; animation-duration: 16s; }
.particle:nth-child(4) { left: 40%; animation-delay: 1s; animation-duration: 13s; }
.particle:nth-child(5) { left: 50%; animation-delay: 3s; animation-duration: 15s; }
.particle:nth-child(6) { left: 60%; animation-delay: 5s; animation-duration: 11s; }
.particle:nth-child(7) { left: 70%; animation-delay: 1.5s; animation-duration: 17s; }
.particle:nth-child(8) { left: 80%; animation-delay: 2.5s; animation-duration: 14s; }
.particle:nth-child(9) { left: 90%; animation-delay: 4.5s; animation-duration: 12s; }
.particle:nth-child(10) { left: 95%; animation-delay: 0.5s; animation-duration: 18s; }

@keyframes float {
    0%, 100% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100vh) rotate(720deg);
        opacity: 0;
    }
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: rgba(233, 69, 96, 0.1);
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 50px;
    margin-bottom: 30px;
    animation: fadeInUp 1s ease forwards;
    opacity: 0;
}

.hero-badge svg {
    width: 20px;
    height: 20px;
}

.hero-badge span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent-color);
}

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

.hero h1 {
    margin-bottom: 30px;
    animation: fadeInUp 1s ease 0.2s forwards;
    opacity: 0;
}

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

.hero-description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.4s forwards;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s forwards;
    opacity: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-medium);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-accent);
    color: white;
    box-shadow: 0 10px 30px rgba(233, 69, 96, 0.4);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(233, 69, 96, 0.5);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
    transform: translateY(-3px);
}

.hero-visual {
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    z-index: 5;
}

.hero-phone {
    position: absolute;
    width: 280px;
    height: 560px;
    background: linear-gradient(145deg, #2a2a4a, #1a1a2e);
    border-radius: 40px;
    border: 4px solid #3a3a5a;
    right: 100px;
    top: 50%;
    transform: translateY(-50%);
    box-shadow: var(--shadow-lg);
    animation: phoneFloat 6s ease-in-out infinite;
    overflow: hidden;
}

.hero-phone::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 25px;
    background: #1a1a2e;
    border-radius: 20px;
}

.phone-screen {
    position: absolute;
    top: 50px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    background: var(--gradient-primary);
    border-radius: 25px;
    overflow: hidden;
}

.phone-app-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.phone-app-icon svg {
    width: 80px;
    height: 80px;
    margin-bottom: 10px;
}

.phone-app-icon span {
    display: block;
    font-size: 0.8rem;
    color: white;
    font-weight: 600;
}

@keyframes phoneFloat {
    0%, 100% {
        transform: translateY(-50%) rotate(-3deg);
    }
    50% {
        transform: translateY(-55%) rotate(3deg);
    }
}

.hero-glow {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(233, 69, 96, 0.3) 0%, transparent 70%);
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
        transform: translateY(-50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translateY(-50%) scale(1.2);
    }
}

/* ================================================
   SECTION STYLES
   ================================================ */
.section {
    padding: 120px 0;
    position: relative;
}

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

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(233, 69, 96, 0.1);
    border: 1px solid rgba(233, 69, 96, 0.3);
    border-radius: 50px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent-color);
}

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

.section-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ================================================
   SERVICES SECTION
   ================================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.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: transform var(--transition-medium);
}

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

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(233, 69, 96, 0.3);
    box-shadow: var(--shadow-glow);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-accent);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    transition: transform var(--transition-medium);
}

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

.service-icon svg {
    width: 35px;
    height: 35px;
    color: white;
}

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

.service-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

/* ================================================
   MOBILE APPS SECTION
   ================================================ */
.apps-section {
    background: var(--secondary-color);
    position: relative;
    overflow: hidden;
}

.apps-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
}

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

.apps-info h2 {
    margin-bottom: 30px;
}

.apps-info p {
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.8);
}

.apps-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

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

.app-feature-icon {
    width: 50px;
    height: 50px;
    background: rgba(233, 69, 96, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

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

.app-feature span {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.app-stores {
    display: flex;
    gap: 20px;
}

.store-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 25px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    transition: all var(--transition-medium);
    cursor: pointer;
}

.store-badge:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

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

.store-badge-text {
    text-align: left;
}

.store-badge-text small {
    display: block;
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.7);
}

.store-badge-text span {
    display: block;
    font-size: 1rem;
    font-weight: 600;
}

.apps-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.apps-phone-mockup {
    position: relative;
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, #2a2a4a, #1a1a2e);
    border-radius: 45px;
    border: 4px solid #3a3a5a;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: phoneBounce 5s ease-in-out infinite;
}

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

.apps-phone-mockup::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 90px;
    height: 28px;
    background: #1a1a2e;
    border-radius: 20px;
}

.apps-screen {
    position: absolute;
    top: 55px;
    left: 12px;
    right: 12px;
    bottom: 12px;
    background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
    border-radius: 30px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.apps-screen-item {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 15px;
    backdrop-filter: blur(10px);
}

.apps-screen-item h4 {
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.apps-screen-item p {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.floating-element {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 15px 25px;
    backdrop-filter: blur(10px);
    animation: floatElement 4s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    top: 10%;
    left: -20%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    bottom: 20%;
    right: -15%;
    animation-delay: 1s;
}

.floating-element:nth-child(3) {
    top: 60%;
    left: -30%;
    animation-delay: 2s;
}

@keyframes floatElement {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(3deg);
    }
}

/* ================================================
   STATS SECTION
   ================================================ */
.stats-section {
    background: var(--gradient-dark);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 50%, rgba(233, 69, 96, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    position: relative;
    z-index: 10;
}

.stat-item {
    text-align: center;
    padding: 30px;
    position: relative;
}

.stat-item::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60%;
    background: rgba(255, 255, 255, 0.1);
}

.stat-item:last-child::after {
    display: none;
}

.stat-number {
    font-size: 4rem;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ================================================
   CULTURE SECTION
   ================================================ */
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.value-card {
    text-align: center;
    padding: 50px 30px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-medium);
}

.value-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(233, 69, 96, 0.3);
    box-shadow: var(--shadow-glow);
}

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

.value-card:hover .value-icon {
    transform: scale(1.1);
}

.value-icon svg {
    width: 50px;
    height: 50px;
    color: white;
}

.value-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.value-card p {
    color: rgba(255, 255, 255, 0.7);
}

/* ================================================
   NEWS SECTION
   ================================================ */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-medium);
}

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

.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: linear-gradient(180deg, transparent 0%, rgba(26, 26, 46, 0.8) 100%);
}

.news-category {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 8px 16px;
    background: var(--accent-color);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.news-content {
    padding: 30px;
}

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

.news-card h3 {
    margin-bottom: 15px;
    font-size: 1.2rem;
    line-height: 1.4;
}

.news-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

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

.news-link:hover {
    gap: 15px;
}

.news-link svg {
    width: 20px;
    height: 20px;
}

/* ================================================
   CONTACT SECTION
   ================================================ */
.contact-section {
    background: var(--secondary-color);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.contact-info {
    padding: 50px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
}

.contact-info h3 {
    margin-bottom: 30px;
    font-size: 1.8rem;
}

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

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-accent);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 28px;
    height: 28px;
    color: white;
}

.contact-item h4 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

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

.contact-item a {
    color: rgba(255, 255, 255, 0.9);
}

.contact-item a:hover {
    color: var(--accent-color);
}

.contact-form {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: 50px;
}

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

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: var(--text-light);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.1);
}

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

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

.form-submit {
    width: 100%;
    padding: 18px;
    background: var(--gradient-accent);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-medium);
}

.form-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(233, 69, 96, 0.4);
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
    background: var(--primary-color);
    padding: 80px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

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

.footer-logo span {
    font-size: 1.3rem;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

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

.social-link svg {
    width: 22px;
    height: 22px;
}

.footer-column h4 {
    margin-bottom: 25px;
    font-size: 1.2rem;
}

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

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

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

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

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

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

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

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

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

/* ================================================
   LEGAL PAGES
   ================================================ */
.legal-page {
    padding: 150px 0 100px;
    min-height: 100vh;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: 60px;
}

.legal-content h1 {
    margin-bottom: 40px;
    text-align: center;
}

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

.legal-content h3 {
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.legal-content p {
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
}

.legal-content ul, .legal-content ol {
    margin-bottom: 20px;
    padding-left: 30px;
}

.legal-content li {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.85);
}

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

.legal-content table {
    width: 100%;
    margin: 20px 0;
    border-collapse: collapse;
}

.legal-content th, .legal-content td {
    padding: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: left;
}

.legal-content th {
    background: rgba(255, 255, 255, 0.05);
    font-weight: 600;
}

.legal-updated {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ================================================
   SCROLL ANIMATIONS
   ================================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

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

.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }
.animate-delay-5 { transition-delay: 0.5s; }

/* ================================================
   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;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-medium);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

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

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

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

/* ================================================
   RESPONSIVE DESIGN
   ================================================ */
@media (max-width: 1200px) {
    .hero-visual {
        display: none;
    }
    
    .hero-content {
        max-width: 100%;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .container {
        padding: 0 30px;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--secondary-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;
        transition: right var(--transition-medium);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu a {
        font-size: 1.3rem;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .apps-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .apps-visual {
        order: -1;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    
    .stat-item::after {
        display: none;
    }
    
    .stat-number {
        font-size: 3rem;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .legal-content {
        padding: 40px 25px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.3rem; }
    
    .hero-badge {
        padding: 8px 15px;
        font-size: 0.8rem;
    }
    
    .btn {
        padding: 14px 28px;
        font-size: 0.95rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .app-stores {
        flex-direction: column;
    }
    
    .contact-info,
    .contact-form {
        padding: 30px;
    }
}

/* ================================================
   PRINT STYLES
   ================================================ */
@media print {
    .header, .footer, .back-to-top, .preloader {
        display: none;
    }
    
    .section {
        padding: 40px 0;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* ================================================
   ACCESSIBILITY
   ================================================ */
@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;
    }
}

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

/* Focus styles for accessibility */
a:focus, button:focus, input:focus, textarea:focus, select:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --shadow-sm: 0 0 0 1px rgba(255, 255, 255, 0.5);
        --shadow-md: 0 0 0 2px rgba(255, 255, 255, 0.5);
        --shadow-lg: 0 0 0 3px rgba(255, 255, 255, 0.5);
    }
}