/* ========================================
   QIYUEXIANG - Main Stylesheet
   Global Trading & Mobile Solutions
   ======================================== */

/* ========================================
   CSS Variables
   ======================================== */
:root {
    /* Colors */
    --primary-color: #00d4ff;
    --primary-dark: #0099cc;
    --primary-light: #66e5ff;
    --secondary-color: #1a1a2e;
    --secondary-dark: #0f0f1a;
    --accent-color: #00d4ff;
    
    /* Background Colors */
    --bg-dark: #0a0a1a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #232340;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #b0b0c0;
    --text-muted: #6b6b80;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    --gradient-dark: linear-gradient(180deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.3);
    
    /* Container */
    --container-max: 1200px;
    
    /* Header */
    --header-height: 80px;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
    list-style: none;
}

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

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
    background: none;
}

button {
    cursor: pointer;
}

/* ========================================
   Utility Classes
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

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

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

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: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-md);
    color: var(--primary-color);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.section-description {
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.125rem;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::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: var(--transition-slow);
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: var(--secondary-dark);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.5);
}

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

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

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

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

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    background: rgba(10, 10, 26, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    transition: var(--transition-base);
}

.header.scrolled {
    background: rgba(10, 10, 26, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-static {
    position: relative;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-menu a {
    position: relative;
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-fast);
}

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

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 0.5rem;
}

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

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

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

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

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--header-height) + var(--spacing-lg)) var(--spacing-md) var(--spacing-lg);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
}

.hero-particles {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(0, 212, 255, 0.2), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 130px 80px, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(1px 1px at 160px 120px, rgba(255, 255, 255, 0.2), transparent);
    background-size: 200px 150px;
    animation: particleFloat 20s linear infinite;
}

@keyframes particleFloat {
    0% { transform: translateY(0); }
    100% { transform: translateY(-150px); }
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    margin-bottom: var(--spacing-md);
}

.hero-title-line {
    display: block;
}

.hero-title-line.accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

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

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

.stat-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-muted);
    font-size: 0.75rem;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s ease-in-out infinite;
}

@keyframes scrollWheel {
    0%, 100% { opacity: 1; top: 8px; }
    50% { opacity: 0.5; top: 18px; }
}

/* ========================================
   Page Hero (Inner Pages)
   ======================================== */
.page-hero {
    position: relative;
    padding: calc(var(--header-height) + var(--spacing-xl)) 0 var(--spacing-xl);
    text-align: center;
    overflow: hidden;
}

.page-hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.page-hero-bg .hero-gradient {
    background: radial-gradient(ellipse at top, rgba(0, 212, 255, 0.15) 0%, transparent 60%);
}

.page-hero-content h1 {
    margin-bottom: var(--spacing-sm);
}

.page-hero-content p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Services Section
   ======================================== */
.services-preview {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--secondary-color) 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

.service-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: var(--shadow-glow);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-sm);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.service-card p {
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-sm);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
}

.service-link svg {
    transition: var(--transition-fast);
}

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

/* ========================================
   About Section
   ======================================== */
.about {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-content .section-tag {
    margin-bottom: var(--spacing-sm);
}

.about-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 500;
}

.about-visual {
    position: relative;
}

.about-image {
    position: relative;
}

.about-image-inner {
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-md);
    overflow: hidden;
}

.about-svg {
    width: 100%;
    height: auto;
}

.about-shape {
    position: absolute;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.1;
    filter: blur(60px);
    animation: shapeFloat 6s ease-in-out infinite;
}

.about-shape-1 {
    width: 200px;
    height: 200px;
    top: -50px;
    right: -50px;
}

.about-shape-2 {
    width: 150px;
    height: 150px;
    bottom: -30px;
    left: -30px;
    animation-delay: -3s;
}

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

/* ========================================
   Products Section
   ======================================== */
.products {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--bg-dark) 100%);
}

.products-slider {
    overflow: hidden;
    margin: 0 calc(-1 * var(--spacing-md));
    padding: 0 var(--spacing-md);
}

.products-track {
    display: flex;
    gap: var(--spacing-md);
    animation: scrollProducts 30s linear infinite;
}

.products-track:hover {
    animation-play-state: paused;
}

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

.product-item {
    flex: 0 0 auto;
    width: 250px;
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition-base);
}

.product-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-sm);
}

.product-icon svg {
    width: 100%;
    height: 100%;
}

.product-item h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.product-item p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ========================================
   Mobile Apps Section
   ======================================== */
.mobile-apps {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
    overflow: hidden;
}

.mobile-apps-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.app-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.app-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
}

.app-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.app-store-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.app-store-btn:hover {
    border-color: var(--primary-color);
    background: var(--bg-card-hover);
}

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

.phone-mockup {
    position: relative;
    animation: phoneFloat 4s ease-in-out infinite;
}

@keyframes phoneFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-15px) rotate(1deg); }
    75% { transform: translateY(-10px) rotate(-1deg); }
}

.phone-frame {
    position: relative;
}

.phone-svg {
    width: 280px;
    height: auto;
}

.phone-screen {
    position: absolute;
    top: 50px;
    left: 25px;
    right: 25px;
    bottom: 50px;
    padding: var(--spacing-sm);
}

.screen-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 600;
}

.screen-chart {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 100px;
    margin-bottom: var(--spacing-sm);
}

.chart-bar {
    flex: 1;
    background: linear-gradient(to top, var(--primary-color), var(--primary-dark));
    border-radius: 4px 4px 0 0;
    animation: barGrow 1.5s ease-out forwards;
}

@keyframes barGrow {
    0% { height: 0; }
}

.screen-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xs);
}

.stat-box {
    background: rgba(0, 212, 255, 0.1);
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    text-align: center;
}

.stat-box span {
    display: block;
    font-size: 0.625rem;
    color: var(--text-muted);
}

.stat-box strong {
    font-size: 0.875rem;
    color: var(--primary-color);
}

.phone-glow {
    position: absolute;
    inset: -50px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.2) 0%, transparent 70%);
    z-index: -1;
    filter: blur(40px);
}

/* ========================================
   CTA Section
   ======================================== */
.cta {
    position: relative;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.cta-particles {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(2px 2px at 50px 50px, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(2px 2px at 150px 150px, rgba(0, 212, 255, 0.2), transparent),
        radial-gradient(1px 1px at 250px 100px, rgba(255, 255, 255, 0.2), transparent);
    background-size: 300px 200px;
    animation: particleFloat 15s linear infinite;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--secondary-dark);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.footer-main {
    padding: var(--spacing-lg) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-lg);
}

.footer-logo {
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.footer-logo .logo-svg {
    height: 40px;
}

.footer-desc {
    color: var(--text-muted);
    font-size: 0.9375rem;
    line-height: 1.8;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background: var(--primary-color);
    color: var(--secondary-dark);
}

.footer-col h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9375rem;
}

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-item {
    display: flex;
    gap: 0.75rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

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

.footer-bottom {
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0;
}

.footer-legal {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
}

.footer-legal a {
    color: var(--text-muted);
}

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

.footer-legal span {
    color: var(--text-muted);
}

/* ========================================
   Services Page Specific
   ======================================== */
.services-overview {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.service-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-xl);
}

.service-detail.reverse {
    direction: rtl;
}

.service-detail.reverse > * {
    direction: ltr;
}

.service-detail-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-sm);
}

.service-detail-icon svg {
    width: 100%;
    height: 100%;
}

.service-detail-text h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.service-detail-text > p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.service-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.service-features svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.app-badges {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

.app-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.app-badge:hover {
    background: var(--primary-color);
    color: var(--secondary-dark);
    border-color: var(--primary-color);
}

.service-illustration {
    width: 100%;
    height: auto;
}

.phone-showcase {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    align-items: center;
}

.showcase-phone {
    position: relative;
    animation: phoneTilt 5s ease-in-out infinite;
}

.showcase-phone.second {
    animation-delay: -2.5s;
    transform: translateY(30px);
}

@keyframes phoneTilt {
    0%, 100% { transform: rotate(-2deg); }
    50% { transform: rotate(2deg); }
}

.showcase-screen {
    position: absolute;
    top: 40px;
    left: 15px;
    right: 15px;
    bottom: 40px;
    padding: var(--spacing-xs);
}

.showcase-header {
    color: var(--primary-color);
    font-size: 0.625rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.showcase-chart {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 60px;
}

.showcase-chart .bar {
    flex: 1;
    background: var(--primary-color);
    border-radius: 2px 2px 0 0;
    opacity: 0.7;
}

.showcase-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.list-item {
    height: 20px;
    background: rgba(0, 212, 255, 0.2);
    border-radius: 4px;
}

/* ========================================
   Why Choose Us
   ======================================== */
.why-choose {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--secondary-color) 100%);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.advantage-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition-base);
}

.advantage-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.advantage-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-sm);
}

.advantage-icon svg {
    width: 100%;
    height: 100%;
}

.advantage-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.advantage-card p {
    color: var(--text-muted);
    font-size: 0.9375rem;
}

/* ========================================
   Culture Page
   ======================================== */
.mission-vision {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
}

.mv-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.mv-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    text-align: center;
}

.mv-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
}

.mv-icon svg {
    width: 100%;
    height: 100%;
}

.mv-card h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.mv-card p {
    color: var(--text-secondary);
}

.core-values {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--bg-dark) 100%);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.value-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    position: relative;
    overflow: hidden;
    transition: var(--transition-base);
}

.value-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.value-number {
    font-size: 4rem;
    font-weight: 900;
    color: rgba(0, 212, 255, 0.1);
    position: absolute;
    top: -10px;
    right: 10px;
    line-height: 1;
}

.value-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.value-card p {
    color: var(--text-muted);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.value-icon {
    width: 48px;
    height: 48px;
    opacity: 0.5;
}

.value-icon svg {
    width: 100%;
    height: 100%;
}

/* ========================================
   Team Section
   ======================================== */
.team-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.team-member {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition-base);
}

.team-member:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.member-avatar {
    width: 150px;
    height: 150px;
    margin: 0 auto var(--spacing-sm);
    border-radius: 50%;
    overflow: hidden;
}

.member-avatar svg {
    width: 100%;
    height: 100%;
}

.team-member h4 {
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.member-role {
    display: block;
    color: var(--primary-color);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.team-member p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ========================================
   Stats Section
   ======================================== */
.stats-section {
    padding: var(--spacing-lg) 0;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-sm);
}

.stat-icon svg {
    width: 100%;
    height: 100%;
}

.stat-card .stat-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
}

.stat-card .stat-label {
    color: var(--text-secondary);
}

/* ========================================
   Work Environment
   ======================================== */
.work-environment {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
}

.env-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.env-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.env-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
}

.env-illustration {
    width: 100%;
    height: auto;
}

/* ========================================
   News Page
   ======================================== */
.featured-news {
    padding: var(--spacing-lg) 0;
    background: var(--bg-dark);
}

.featured-grid {
    max-width: 900px;
    margin: 0 auto;
}

.featured-article {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
}

.article-badge {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    color: var(--secondary-dark);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: var(--radius-md);
    z-index: 1;
}

.article-image {
    background: var(--secondary-dark);
}

.article-image svg {
    width: 100%;
    height: auto;
}

.article-content {
    padding: var(--spacing-md);
}

.article-date {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.article-category {
    color: var(--primary-color);
    font-size: 0.875rem;
    font-weight: 500;
    margin-left: var(--spacing-sm);
}

.article-content h2 {
    color: var(--text-primary);
    margin: var(--spacing-xs) 0 var(--spacing-sm);
}

.article-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.article-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
}

.latest-news {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--bg-dark) 100%);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.news-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

.news-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.news-image {
    background: var(--secondary-dark);
}

.news-image svg {
    width: 100%;
    height: auto;
}

.news-content {
    padding: var(--spacing-md);
}

.news-date {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.news-category {
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 500;
    margin-left: var(--spacing-sm);
}

.news-content h3 {
    color: var(--text-primary);
    font-size: 1.125rem;
    margin: var(--spacing-xs) 0;
}

.news-content p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.news-link {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.875rem;
}

.news-pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-lg);
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-fast);
}

.page-link:hover,
.page-link.active {
    background: var(--primary-color);
    color: var(--secondary-dark);
    border-color: var(--primary-color);
}

/* ========================================
   Newsletter
   ======================================== */
.newsletter {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
}

.newsletter-icon svg {
    width: 100%;
    height: 100%;
}

.newsletter-content h2 {
    margin-bottom: var(--spacing-sm);
}

.newsletter-content > p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 500px;
    margin: 0 auto var(--spacing-sm);
}

.newsletter-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--text-primary);
}

.newsletter-form input:focus {
    border-color: var(--primary-color);
}

.newsletter-note {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ========================================
   Contact Page
   ======================================== */
.contact-info {
    padding: var(--spacing-lg) 0;
    background: var(--bg-dark);
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.contact-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition-base);
}

.contact-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.contact-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-sm);
}

.contact-card-icon svg {
    width: 100%;
    height: 100%;
}

.contact-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.contact-card p {
    color: var(--text-muted);
    font-size: 0.9375rem;
}

.contact-card a {
    color: var(--primary-color);
}

.contact-form-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--bg-dark) 100%);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.form-content .section-tag {
    margin-bottom: var(--spacing-sm);
}

.form-content h2 {
    margin-bottom: var(--spacing-sm);
}

.form-content > p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.response-time {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: var(--spacing-sm);
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.form-wrapper {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    background: var(--bg-dark);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
}

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

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.form-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-color);
    margin-top: 2px;
}

.form-checkbox label {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.form-checkbox a {
    color: var(--primary-color);
}

.contact-form .btn {
    align-self: flex-start;
}

/* ========================================
   Map Section
   ======================================== */
.map-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
}

.map-content {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.map-content h2 {
    margin-bottom: var(--spacing-xs);
}

.map-content p {
    color: var(--text-secondary);
}

.map-visual {
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.map-visual svg {
    width: 100%;
    height: auto;
}

.map-address {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--text-secondary);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--bg-dark) 100%);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: none;
    color: var(--text-primary);
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-question svg {
    flex-shrink: 0;
    transition: var(--transition-fast);
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--text-secondary);
}

/* ========================================
   Legal Pages - Card Layout
   ======================================== */
.legal-page {
    padding: var(--spacing-lg) 0 var(--spacing-xl);
    background: var(--bg-dark);
    min-height: 100vh;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-content h1 {
    text-align: center;
    margin-bottom: var(--spacing-xs);
}

.last-updated {
    text-align: center;
    color: #9090a0;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
}

/* Card Layout */
.legal-cards {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.legal-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

.legal-card:hover {
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.1);
}

.legal-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.legal-card-header:hover {
    background: rgba(0, 212, 255, 0.05);
}

.legal-card-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.legal-card-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--primary-color);
}

.legal-card-title h2 {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin: 0;
}

.legal-card-toggle {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 50%;
    color: var(--primary-color);
    transition: var(--transition-base);
}

.legal-card-toggle svg {
    transition: transform var(--transition-base);
}

.legal-card.active .legal-card-toggle {
    background: var(--primary-color);
    color: var(--secondary-dark);
}

.legal-card.active .legal-card-toggle svg {
    transform: rotate(180deg);
}

.legal-card-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.legal-card.active .legal-card-content {
    max-height: 2000px;
}

.legal-card-body {
    padding: 0 var(--spacing-md) var(--spacing-md);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.legal-card-body p {
    color: #d0d0d8;
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.legal-card-body h3 {
    color: var(--primary-color);
    font-size: 1rem;
    margin: var(--spacing-md) 0 var(--spacing-sm);
}

.legal-card-body ul {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-sm);
}

.legal-card-body li {
    color: #d0d0d8;
    margin-bottom: 0.5rem;
    padding-left: var(--spacing-md);
    position: relative;
    line-height: 1.6;
}

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

.legal-card-body a {
    color: var(--primary-color);
}

.legal-card-body a:hover {
    text-decoration: underline;
}

/* Highlight card (first card open by default) */
.legal-card.highlight {
    border-color: rgba(0, 212, 255, 0.3);
}

.legal-card.highlight .legal-card-content {
    max-height: 2000px;
}

/* Index number badge */
.legal-card-number {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: var(--secondary-dark);
    font-weight: 700;
    font-size: 0.875rem;
    border-radius: 50%;
    margin-right: var(--spacing-sm);
}

/* ========================================
   Animations
   ======================================== */
[data-animate] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate="fadeInUp"] {
    transform: translateY(30px);
}

[data-animate="fadeInLeft"] {
    transform: translateX(-30px);
}

[data-animate="fadeInRight"] {
    transform: translateX(30px);
}

[data-animate].animated {
    opacity: 1;
    transform: translate(0);
}

/* Animation delays */
[data-delay="0.1"] { transition-delay: 0.1s; }
[data-delay="0.2"] { transition-delay: 0.2s; }
[data-delay="0.3"] { transition-delay: 0.3s; }
[data-delay="0.4"] { transition-delay: 0.4s; }
[data-delay="0.5"] { transition-delay: 0.5s; }
[data-delay="0.6"] { transition-delay: 0.6s; }

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .about-grid,
    .mobile-apps-grid,
    .env-grid,
    .form-grid,
    .mv-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .service-detail {
        grid-template-columns: 1fr;
    }
    
    .service-detail.reverse {
        direction: ltr;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 26, 0.98);
        flex-direction: column;
        justify-content: flex-start;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        transform: translateX(-100%);
        transition: var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        padding-top: calc(var(--header-height) + var(--spacing-md));
    }
    
    .hero-stats {
        gap: var(--spacing-md);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .contact-cards {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .products-track {
        animation-duration: 20s;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .btn {
        padding: 0.875rem 1.5rem;
    }
    
    .btn-large {
        padding: 1rem 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .phone-showcase {
        flex-direction: column;
    }
    
    .phone-svg {
        width: 200px;
    }
    
    .showcase-phone.second {
        transform: translateY(0);
    }
    
    .phone-mockup {
        transform: scale(0.8);
    }
    
    .service-detail {
        padding: var(--spacing-md);
    }
    
    .form-wrapper {
        padding: var(--spacing-md);
    }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
    .header,
    .footer,
    .nav-toggle,
    .scroll-indicator,
    .hero-particles,
    .cta-particles {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .hero {
        min-height: auto;
        padding: 2rem 0;
    }
    
    .legal-page {
        padding-top: 2rem;
    }
}

/* ========================================
   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;
    }
}

:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --text-secondary: #d0d0d0;
        --text-muted: #a0a0a0;
        --bg-card: #1a1a2e;
    }
}