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

:root {
    /* Colors from AppTheme */
    --primary: #00D4FF;
    --primary-dark: #00A3CC;
    --secondary: #1E88E5;
    --secondary-dark: #1565C0;
    --background: #00CED1;
    --surface: rgba(30, 136, 229, 0.1);
    --card: rgba(0, 212, 255, 0.15);
    --text: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --glass: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --border: rgba(255, 255, 255, 0.3);
    
    /* Spacing */
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--text);
    background: linear-gradient(180deg, var(--secondary-dark) 0%, var(--secondary) 40%, var(--background) 100%);
    background-attachment: fixed;
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-top: 80px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Glass Card Effect */
.glass-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.card-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.glass-card:hover .card-shine {
    left: 100%;
}

.card-shine:hover .card-shine {
    left: 100%;
}

/* Main Navigation */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(21, 101, 192, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
    font-size: 18px;
}

.nav-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
}

.nav-brand {
    color: var(--text);
}

.nav-links {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
    font-weight: 500;
}

.nav-link:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    color: var(--text);
    background: rgba(255, 255, 255, 0.15);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-xxl) 0;
    overflow: hidden;
}

.hero-main {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    margin-top: var(--spacing-xl);
}

/* App-Style Cards */
.app-card {
    background: linear-gradient(135deg, rgba(100, 100, 255, 0.3) 0%, rgba(50, 150, 200, 0.25) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.app-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.25);
}

/* Hero Card */
.hero-card {
    max-width: 600px;
    padding: var(--spacing-xxl) var(--spacing-xl);
}

.app-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.app-card-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.app-card-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.main-card-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 4px;
}

.app-card-icon-small {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.app-card-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    line-height: 1.2;
    margin: 0;
}

.app-card-name {
    font-size: 16px;
    font-weight: 700;
    margin: 0;
}

.app-card-description {
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.app-card-type {
    font-size: 11px;
    color: var(--text-secondary);
    margin: var(--spacing-sm) 0 2px 0;
}

.app-card-number {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 var(--spacing-sm) 0;
    letter-spacing: 0.5px;
}

.app-card-label {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: var(--spacing-sm);
    line-height: 1.4;
}

.app-card-label strong {
    color: var(--text);
    font-weight: 600;
}

.card-barcode {
    width: 100%;
    height: 24px;
    color: var(--text);
    opacity: 0.9;
    margin: var(--spacing-sm) 0;
}

.hero-card .card-barcode {
    height: 32px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    margin-bottom: var(--spacing-xxl);
}

.hero-title {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--text) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

/* Buttons */
.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    border-radius: var(--radius-xl);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--text);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(0, 212, 255, 0.6);
}

.btn-secondary {
    background: var(--glass);
    backdrop-filter: blur(20px);
    color: var(--text);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--border);
    transform: translateY(-2px);
}

/* Card Preview */
.card-preview {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    z-index: 1;
    justify-content: center;
}

.card-preview .app-card {
    width: 100%;
    max-width: 320px;
    margin-left: auto;
    padding: var(--spacing-md) var(--spacing-lg);
    flex: 1;
}

/* Floating Animation */
@keyframes floating {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.floating {
    animation: floating 3s ease-in-out infinite;
}

/* Gradient Orbs */
.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    pointer-events: none;
    z-index: 0;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: 10%;
    left: -10%;
    animation: float-orb 20s ease-in-out infinite;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: var(--secondary);
    bottom: 10%;
    right: -5%;
    animation: float-orb 15s ease-in-out infinite reverse;
}

@keyframes float-orb {
    0%, 100% {
        transform: translate(0, 0);
    }
    50% {
        transform: translate(50px, 50px);
    }
}

/* Features Section */
.features {
    padding: var(--spacing-xxl) 0 calc(var(--spacing-xxl) * 2) 0;
    position: relative;
    z-index: 2;
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xxl);
    background: linear-gradient(135deg, var(--text) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.feature-card {
    padding: var(--spacing-xl);
    text-align: center;
}

.feature-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    display: inline-block;
}

.feature-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.6;
}



/* Responsive Design */
@media (max-width: 968px) {
    .hero-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .card-preview {
        align-items: center;
    }
    
    .card-preview .app-card {
        margin: 0 auto;
    }
    
    .hero-card {
        max-width: 100%;
    }
    
    .hero {
        text-align: center;
    }
    
    .cta-buttons {
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
    
    .hero-main {
        margin-top: var(--spacing-md);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .card-preview .app-card {
        width: 100%;
        max-width: 100%;
    }
    
    .nav-brand {
        display: none;
    }
    
    .nav-links {
        gap: 4px;
    }
    
    .nav-link {
        padding: var(--spacing-sm);
        font-size: 14px;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection Color */
::selection {
    background: var(--primary);
    color: var(--text);
}

::-moz-selection {
    background: var(--primary);
    color: var(--text);
}