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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background: #ffffff;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --primary-color: #3b82f6;
    --primary-dark: #1d4ed8;
    --primary-light: #60a5fa;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --danger-color: #ef4444;
    
    /* Gradients */
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --gradient-5: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --gradient-6: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, #059669 100%);
    
    /* Typography */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* ===== Loading Screen ===== */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity 0.5s ease-out;
}

#loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-md);
}

#loading-screen p {
    color: #ffffff;
    font-size: var(--font-size-lg);
    font-weight: 500;
}

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

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: all var(--transition-normal);
    padding: var(--spacing-md) 0;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo .logo-img {
    height: 48px;
    transition: height var(--transition-normal);
}

.navbar.scrolled .nav-logo .logo-img {
    height: 40px;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-2xl);
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: #64748b;
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
    position: relative;
    padding: var(--spacing-sm) 0;
}

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

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: all var(--transition-normal);
    border-radius: var(--radius-sm);
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
}

.hero-background {
    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"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background: transparent;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-4xl) var(--spacing-xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
    z-index: 1;
    min-height: calc(100vh - 100px);
}

.hero-content {
    color: #ffffff;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
    opacity: 0;
    animation: slideInUp 1s ease-out 0.5s forwards;
}

.title-highlight {
    display: block;
    background: linear-gradient(45deg, #60a5fa, #34d399);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-main {
    display: block;
    color: #ffffff;
}

.title-year {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.9;
    opacity: 0;
    animation: slideInUp 1s ease-out 0.7s forwards;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    opacity: 0;
    animation: slideInUp 1s ease-out 0.9s forwards;
    align-items: stretch;
    min-width: 600px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.stat-item {
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
    min-height: 140px;
    width: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    animation: statItemFadeIn 0.8s ease-out forwards, statItemPulse 4s ease-in-out infinite 1s;
}

.stat-item:nth-child(1) { animation-delay: 0.2s; }
.stat-item:nth-child(2) { animation-delay: 0.4s; }
.stat-item:nth-child(3) { animation-delay: 0.6s; }
.stat-item:nth-child(4) { animation-delay: 0.8s; }

.stat-item::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 0.6s ease-in-out;
}

.stat-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(45deg, #60a5fa, #34d399, #fbbf24, #f87171);
    background-size: 300% 300%;
    animation: gradientShift 3s ease infinite;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

/* 为不同的统计项目添加主题色 */
.stat-item:nth-child(1)::after {
    background: linear-gradient(45deg, #3b82f6, #1d4ed8);
}

.stat-item:nth-child(2)::after {
    background: linear-gradient(45deg, #10b981, #059669);
}

.stat-item:nth-child(3)::after {
    background: linear-gradient(45deg, #f59e0b, #d97706);
}

.stat-item:nth-child(4)::after {
    background: linear-gradient(45deg, #ef4444, #dc2626);
}

.stat-item:hover {
    transform: translateY(-8px) scale(1.05);
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
}

.stat-item:hover::before {
    left: 100%;
}

.stat-item:hover::after {
    opacity: 1;
}

@keyframes statItemFadeIn {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes statNumberComplete {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
        color: #60a5fa;
    }
    100% {
        transform: scale(1);
        color: #ffffff;
    }
}

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

@keyframes statLabelHover {
    0%, 100% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(-2px);
        opacity: 0.8;
    }
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: #ffffff;
    margin-bottom: var(--spacing-md);
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-variant-numeric: tabular-nums;
    width: auto;
    min-width: 120px;
    min-height: 1.2em;
    text-align: center;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, monospace, sans-serif;
    letter-spacing: 0.02em;
    overflow: visible;
    position: relative;
    margin: 0 auto var(--spacing-md);
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-normal);
    padding: 0 var(--spacing-sm);
}

.stat-number::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -8px;
    right: -8px;
    bottom: -4px;
    background: linear-gradient(45deg, 
        rgba(96, 165, 250, 0.3),
        rgba(52, 211, 153, 0.3),
        rgba(251, 191, 36, 0.3),
        rgba(248, 113, 113, 0.3)
    );
    background-size: 300% 300%;
    animation: gradientShift 4s ease infinite;
    border-radius: var(--radius-lg);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

.stat-item:hover .stat-number {
    transform: scale(1.1);
    color: #ffffff;
    text-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
}

.stat-item:hover .stat-number::before {
    opacity: 0.3;
}

/* 为不同统计项目的数字添加特定颜色主题 */
.stat-item:nth-child(1):hover .stat-number {
    color: #60a5fa;
}

.stat-item:nth-child(2):hover .stat-number {
    color: #34d399;
}

.stat-item:nth-child(3):hover .stat-number {
    color: #fbbf24;
}

.stat-item:nth-child(4):hover .stat-number {
    color: #f87171;
}

.stat-label {
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
    line-height: 1.3;
    margin: 0;
    text-align: center;
    letter-spacing: 0.5px;
    transition: all var(--transition-normal);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.stat-item:hover .stat-label {
    color: #ffffff;
    transform: translateY(-2px);
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-lg);
    opacity: 0;
    animation: slideInUp 1s ease-out 1.1s forwards;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: slideInRight 1s ease-out 0.8s forwards;
}

.tech-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    width: 100%;
    max-width: 450px;
}

.tech-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    min-height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    animation: subtlePulse 4s ease-in-out infinite;
}

@keyframes subtlePulse {
    0%, 100% {
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    }
    50% {
        box-shadow: 0 12px 40px rgba(255, 255, 255, 0.1);
    }
}

.tech-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        rgba(59, 130, 246, 0.3), 
        rgba(16, 185, 129, 0.3), 
        rgba(245, 158, 11, 0.3), 
        rgba(239, 68, 68, 0.3));
    border-radius: var(--radius-2xl);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes statItemPulse {
    0%, 100% {
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    }
    50% {
        box-shadow: 0 12px 40px rgba(255, 255, 255, 0.15);
    }
}

.tech-card:hover {
    transform: translateY(-12px) scale(1.08);
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.tech-card:hover::before {
    opacity: 1;
}

.tech-card:hover .tech-icon {
    transform: scale(1.2) rotate(10deg);
    filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.2));
}

.tech-card:hover span {
    color: #ffffff;
    text-shadow: 0 3px 6px rgba(0, 0, 0, 0.4);
    transform: translateY(-2px);
}

/* 为不同的技术卡片添加特定主题 */
.tech-card.ai::before {
    background: linear-gradient(45deg, 
        rgba(139, 69, 19, 0.4), 
        rgba(255, 165, 0, 0.4), 
        rgba(255, 215, 0, 0.4), 
        rgba(139, 69, 19, 0.4));
}

.tech-card.iot::before {
    background: linear-gradient(45deg, 
        rgba(34, 197, 94, 0.4), 
        rgba(16, 185, 129, 0.4), 
        rgba(6, 182, 212, 0.4), 
        rgba(34, 197, 94, 0.4));
}

.tech-card.signature::before {
    background: linear-gradient(45deg, 
        rgba(59, 130, 246, 0.4), 
        rgba(99, 102, 241, 0.4), 
        rgba(139, 92, 246, 0.4), 
        rgba(59, 130, 246, 0.4));
}

.tech-card.cloud::before {
    background: linear-gradient(45deg, 
        rgba(236, 72, 153, 0.4), 
        rgba(219, 39, 119, 0.4), 
        rgba(190, 24, 93, 0.4), 
        rgba(236, 72, 153, 0.4));
}

.tech-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
    display: block;
    transition: all var(--transition-normal);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.tech-card span {
    color: #ffffff;
    font-weight: 700;
    font-size: var(--font-size-base);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-normal);
    letter-spacing: 0.5px;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    animation: slideInUp 1s ease-out 1.3s forwards;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-top: none;
    border-left: none;
    transform: rotate(45deg);
    animation: bounce 2s infinite;
}

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

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) rotate(45deg);
    }
    40% {
        transform: translateY(-10px) rotate(45deg);
    }
    60% {
        transform: translateY(-5px) rotate(45deg);
    }
}

/* ===== Technology Carousel ===== */
.tech-carousel {
    padding: 0;
    background: #f8fafc;
    position: relative;
    overflow: hidden;
    width: 100%;
    padding-bottom: var(--spacing-2xl);
}

.carousel-container {
    margin: 0 auto;
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

.carousel-track {
    display: flex;
    width: 100%;
    transition: transform 0.5s ease-in-out;
}

.carousel-slide {
    min-width: 100%;
    width: 100%;
    flex-shrink: 0;
    position: relative;
    height: 500px;
    overflow: hidden;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform var(--transition-slow);
    display: block;
}

.carousel-slide:hover img {
    transform: scale(1.05);
}

/* 确保轮播图在各浏览器中正确显示 */
.carousel-track::after {
    content: '';
    display: table;
    clear: both;
}

.carousel-slide {
    float: none; /* 防止float干扰 */
}

.slide-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: #ffffff;
    padding: var(--spacing-2xl);
    z-index: 5;
    box-sizing: border-box;
}

.slide-content h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.slide-content p {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    line-height: 1.6;
}

.carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 var(--spacing-xl);
    pointer-events: none;
    z-index: 10;
    box-sizing: border-box;
}

.carousel-btn {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
    pointer-events: all;
}

.carousel-btn:hover {
    background: #ffffff;
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: rgba(59, 130, 246, 0.3);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.indicator.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

.indicator:hover {
    background: var(--primary-light);
    transform: scale(1.1);
}

/* ===== Common Styles ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.section {
    padding: var(--spacing-4xl) 0;
    margin-bottom: var(--spacing-2xl);
}

.section-header {
    text-align: center;
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: #1e293b;
    margin-bottom: var(--spacing-lg);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.section-subtitle {
    font-size: var(--font-size-xl);
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #ffffff;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.arrow-right {
    width: 0;
    height: 0;
    border-left: 6px solid currentColor;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    transition: transform var(--transition-normal);
}

.btn:hover .arrow-right {
    transform: translateX(4px);
}

/* ===== Features Section ===== */
.features {
    background: #ffffff;
    padding: var(--spacing-2xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-2xl);
}

.feature-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.3) 50%, transparent 70%);
    opacity: 0;
    transform: translateX(-100%);
    transition: all 0.6s ease;
    z-index: 1;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-1);
    transition: height var(--transition-normal);
}

.feature-card:nth-child(2)::before { background: var(--gradient-2); }
.feature-card:nth-child(3)::before { background: var(--gradient-3); }
.feature-card:nth-child(4)::before { background: var(--gradient-4); }
.feature-card:nth-child(5)::before { background: var(--gradient-5); }
.feature-card:nth-child(6)::before { background: var(--gradient-6); }

.feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.feature-card:hover::after {
    opacity: 1;
    transform: translateX(100%);
}

.feature-card:hover::before {
    height: 100%;
    opacity: 0.08;
}

.feature-card:hover .feature-icon {
    transform: translateY(-4px) rotate(5deg);
}

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

.feature-card:hover h3 {
    color: var(--primary-color);
}

.feature-card:hover p {
    color: #374151;
}

.feature-card:hover .tag {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-2px) scale(1.05);
}

.feature-card:hover .feature-highlight {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #78350f;
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.3);
}

.feature-card:hover .feature-badge {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: #ffffff;
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.feature-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-normal);
}

.icon-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-2xl);
    opacity: 0.1;
}

.feature-icon span {
    font-size: var(--font-size-3xl);
    z-index: 2;
    transition: transform var(--transition-normal);
    position: relative;
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: #1e293b;
    margin-bottom: var(--spacing-md);
    transition: color var(--transition-normal);
    position: relative;
    z-index: 2;
}

.feature-card p {
    color: #64748b;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    transition: color var(--transition-normal);
    position: relative;
    z-index: 2;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    position: relative;
    z-index: 2;
}

.tag {
    background: #f1f5f9;
    color: #475569;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-normal);
}

.feature-highlight {
    background: linear-gradient(135deg, #fef3c7, #fcd34d);
    color: #92400e;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    display: inline-block;
    transition: all var(--transition-normal);
}

.feature-badge {
    background: linear-gradient(135deg, #dbeafe, #3b82f6);
    color: #1e40af;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    display: inline-block;
    transition: all var(--transition-normal);
}

/* ===== Technology Section ===== */
.technology {
    background: #f8fafc;
    padding: var(--spacing-2xl) 0;
}

.tech-advantages {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-3xl);
}

.tech-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    background: #ffffff;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

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

.tech-number {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    color: #ffffff;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: 800;
}

.tech-content h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: #1e293b;
    margin-bottom: var(--spacing-md);
}

.tech-content p {
    color: #64748b;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.tech-content ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.tech-content li {
    background: #f1f5f9;
    color: #475569;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-normal);
}

.tech-item:hover li {
    background: var(--primary-color);
    color: #ffffff;
}


/* ===== Solutions Section ===== */
.solutions {
    background: #ffffff;
    padding: var(--spacing-2xl) 0;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-3xl);
}

.solution-card {
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    margin-bottom: var(--spacing-xl);
    position: relative;
    transition: all var(--transition-normal);
    overflow: hidden;
}

.solution-card.standard {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl);
    transform: scale(1.05);
}

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

.solution-card.standard:hover {
    transform: translateY(-10px) scale(1.05);
}

.solution-badge {
    position: absolute;
    top: -1px;
    right: var(--spacing-xl);
    background: var(--gradient-primary);
    color: #ffffff;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.solution-header h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: #1e293b;
    margin-bottom: var(--spacing-lg);
}

.solution-price {
    margin-bottom: var(--spacing-2xl);
}

.solution-price .currency {
    font-size: var(--font-size-lg);
    color: var(--primary-color);
    vertical-align: super;
}

.solution-price .amount {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--primary-color);
}

.solution-price .unit {
    font-size: var(--font-size-base);
    color: #64748b;
}

.solution-features {
    margin-bottom: var(--spacing-2xl);
}

.feature-group {
    margin-bottom: var(--spacing-xl);
}

.feature-group h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: #374151;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid #f3f4f6;
}

.feature-group ul {
    list-style: none;
}

.feature-group li {
    padding: var(--spacing-sm) 0;
    color: #64748b;
    position: relative;
    padding-left: var(--spacing-xl);
}

.feature-group li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: var(--spacing-sm);
    color: var(--secondary-color);
    font-weight: 700;
}

.solution-btn {
    width: 100%;
    justify-content: center;
}

/* ===== Cases Section ===== */
.cases {
    background: #f8fafc;
    padding: var(--spacing-2xl) 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-3xl);
}

.case-card {
    background: #ffffff;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    text-align: center;
}

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

.case-icon {
    margin-bottom: var(--spacing-lg);
}

.icon-circle {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    margin: 0 auto;
}

.case-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: #1e293b;
    margin-bottom: var(--spacing-md);
}

.case-content p {
    color: #64748b;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

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

.metric {
    text-align: center;
}

.metric-value {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.metric-label {
    font-size: var(--font-size-sm);
    color: #64748b;
}

/* ===== Pricing Section ===== */
.pricing {
    background: #ffffff;
    padding: var(--spacing-2xl) 0;
}

.pricing-comparison {
    max-width: 800px;
    margin: var(--spacing-3xl) auto 0;
}

.comparison-table {
    background: #ffffff;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.table-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    background: var(--gradient-primary);
    color: #ffffff;
}

.header-cell {
    padding: var(--spacing-xl);
    font-weight: 600;
    text-align: center;
}

.header-cell.highlight {
    background: rgba(255, 255, 255, 0.2);
}

.table-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    border-bottom: 1px solid #e2e8f0;
}

.table-row:last-child {
    border-bottom: none;
}

.feature-cell,
.value-cell {
    padding: var(--spacing-xl);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-cell {
    text-align: left;
    font-weight: 500;
    color: #374151;
}

.value-cell {
    color: #64748b;
}

.table-row:nth-child(even) {
    background: #f8fafc;
}

/* ===== Contact Section ===== */
.contact {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    padding: var(--spacing-3xl) 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: start;
}

.contact-info h2 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.contact-subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.9;
    margin-bottom: var(--spacing-2xl);
}

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

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.info-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
}

.info-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.info-content p {
    opacity: 0.9;
}

/* ===== Form Styles ===== */
.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl) var(--spacing-3xl);
}

.form h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.form-group {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    box-sizing: border-box;
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md) var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group label {
    position: absolute;
    top: var(--spacing-lg);
    left: var(--spacing-md);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group select:focus + label,
.form-group select:not([value=""]) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -8px;
    left: var(--spacing-md);
    font-size: var(--font-size-sm);
    background: rgba(103, 126, 234, 0.8);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    color: #ffffff;
}

.submit-btn {
    width: 100%;
    position: relative;
    justify-content: center;
}

.submit-btn .loading-spinner {
    width: 20px;
    height: 20px;
    border-width: 2px;
    margin-bottom: 0;
    margin-left: var(--spacing-sm);
    display: none;
}

.submit-btn.loading .loading-spinner {
    display: block;
}

.form-message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid rgba(16, 185, 129, 0.5);
    color: #10b981;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.5);
    color: #ef4444;
}

/* ===== Footer ===== */
.footer {
    background: #1e293b;
    color: #ffffff;
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-4xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo img {
    height: 60px;
    filter: brightness(0) invert(1);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
}

.link-group h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: #ffffff;
}

.link-group a {
    display: block;
    color: #94a3b8;
    text-decoration: none;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-normal);
}

.link-group a:hover {
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-social span {
    color: #94a3b8;
    font-style: italic;
}

/* ===== Back to Top Button ===== */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: var(--font-size-xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

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

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-2xl);
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
        min-width: auto;
        max-width: 500px;
    }
    
    .stat-item {
        min-height: 130px;
        padding: var(--spacing-lg);
        animation: statItemFadeIn 0.8s ease-out forwards, statItemPulse 4s ease-in-out infinite 1.2s;
    }
    
    .stat-item:hover {
        transform: translateY(-6px) scale(1.03);
    }
    
    .stat-number {
        font-size: var(--font-size-3xl);
        min-width: 140px;
        width: auto;
    }
    
    .tech-item {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links {
        justify-items: center;
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: -100vh;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--spacing-xl);
        gap: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transition: top var(--transition-normal);
        z-index: 999;
    }
    
    .nav-menu.active {
        top: 100%;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(9px, 9px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        min-width: auto;
        max-width: 350px;
        margin: 0 auto var(--spacing-2xl);
    }
    
    .stat-item {
        min-height: 120px;
        padding: var(--spacing-lg);
        margin: 0 auto;
        width: 240px;
        max-width: 420px;
        animation: statItemFadeIn 0.8s ease-out forwards, statItemPulse 4s ease-in-out infinite 1.4s;
    }
    
    .stat-item:hover {
        transform: translateY(-4px) scale(1.02);
    }
    
    .stat-number {
        font-size: var(--font-size-3xl);
        min-width: 100px;
        width: auto;
    }
    
    .stat-label {
        font-size: var(--font-size-sm);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .tech-showcase {
        grid-template-columns: 1fr;
    }
    
    .tech-card {
        min-height: 120px;
        padding: var(--spacing-lg);
    }
    
    .tech-icon {
        font-size: var(--font-size-3xl);
        margin-bottom: var(--spacing-md);
    }
    
    .tech-card span {
        font-size: var(--font-size-sm);
    }
    
    .carousel-slide {
        height: 300px;
    }
    
    .carousel-container {
        padding: 0;
        max-width: 100%;
    }
    
    .carousel-controls {
        padding: 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .comparison-table {
        font-size: var(--font-size-sm);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .section {
        padding: var(--spacing-3xl) 0;
        margin-bottom: var(--spacing-xl);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-stats {
        gap: var(--spacing-md);
        min-width: auto;
        max-width: 300px;
    }
    
    .stat-item {
        min-height: 110px;
        padding: var(--spacing-md);
        max-width: 280px;
    }
    
    .stat-number {
        font-size: var(--font-size-2xl);
        min-width: 90px;
        width: auto;
        margin-bottom: var(--spacing-sm);
    }
    
    .stat-label {
        font-size: var(--font-size-xs);
        letter-spacing: 0.3px;
    }
    
    .carousel-slide {
        height: 250px;
    }
    
    .carousel-container {
        padding: 0 var(--spacing-sm);
        max-width: 100%;
    }
    
    .carousel-slide {
        min-height: 250px;
    }
    
    .table-header,
    .table-row {
        grid-template-columns: 1fr;
    }
    
    .feature-cell,
    .value-cell {
        padding: var(--spacing-md);
        text-align: left;
    }
    
    .header-cell {
        padding: var(--spacing-md);
    }
    
    .hero-container {
        padding: var(--spacing-2xl) var(--spacing-md);
        min-height: calc(100vh - 80px);
    }
}

/* ===== Animation Utilities ===== */
[data-aos] {
    opacity: 0;
    transition: all 0.6s ease-out;
}

[data-aos].aos-animate {
    opacity: 1;
}

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

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

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

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

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

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

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

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

[data-aos="slide-up"] {
    transform: translateY(50px);
}

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