/* ============================================
   OhmVision - Main Stylesheet
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    /* Colors */
    --color-slate-50: #f8fafc;
    --color-slate-100: #f1f5f9;
    --color-slate-200: #e2e8f0;
    --color-slate-300: #cbd5e1;
    --color-slate-400: #94a3b8;
    --color-slate-500: #64748b;
    --color-slate-600: #475569;
    --color-slate-700: #334155;
    --color-slate-800: #1e293b;
    --color-slate-900: #0f172a;
    --color-slate-950: #020617;
    
    --color-indigo-400: #818cf8;
    --color-indigo-500: #6366f1;
    --color-indigo-600: #4f46e5;
    --color-purple-400: #c084fc;
    --color-purple-500: #a855f7;
    --color-purple-600: #9333ea;
    
    --color-emerald-400: #34d399;
    --color-emerald-500: #10b981;
    --color-emerald-600: #059669;
    --color-teal-400: #2dd4bf;
    --color-teal-500: #14b8a6;
    
    --color-red-400: #f87171;
    --color-red-500: #ef4444;
    --color-red-600: #dc2626;
    --color-orange-400: #fb923c;
    --color-orange-500: #f97316;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-indigo-500), var(--color-purple-500));
    --gradient-indigo: linear-gradient(135deg, var(--color-indigo-500), var(--color-purple-500));
    --gradient-emerald: linear-gradient(135deg, var(--color-emerald-500), var(--color-teal-500));
    --gradient-red: linear-gradient(135deg, var(--color-red-500), var(--color-orange-500));
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing */
    --container-max: 1280px;
    --section-padding: 6rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-glow-indigo: 0 0 40px rgba(99, 102, 241, 0.3);
    --shadow-glow-emerald: 0 0 40px rgba(16, 185, 129, 0.3);
    --shadow-glow-red: 0 0 40px rgba(239, 68, 68, 0.3);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-slate-300);
    background-color: var(--color-slate-950);
    min-height: 100vh;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
    color: white;
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 900; }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

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

.gradient-text-indigo {
    background: var(--gradient-indigo);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text-emerald {
    background: var(--gradient-emerald);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text-red {
    background: var(--gradient-red);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---------- Layout ---------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header p {
    font-size: 1.25rem;
    color: var(--color-slate-400);
    max-width: 600px;
    margin: 1rem auto 0;
}

/* ---------- Navigation ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-2xl);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: transform var(--transition-fast);
}

.nav-logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: var(--color-slate-400);
    position: relative;
    padding: 0.5rem 0;
    transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: white;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.nav-link-indigo:hover,
.nav-link-indigo.active { color: var(--color-indigo-400); }

.nav-link-emerald:hover,
.nav-link-emerald.active { color: var(--color-emerald-400); }

.nav-link-red:hover,
.nav-link-red.active { color: var(--color-red-400); }

.nav-cta {
    margin-left: 1rem;
}

.nav-toggle {
    display: none;
    width: 2.5rem;
    height: 2.5rem;
    align-items: center;
    justify-content: center;
}

.hamburger {
    width: 1.5rem;
    height: 2px;
    background: white;
    position: relative;
    transition: background var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: white;
    transition: transform var(--transition-fast);
}

.hamburger::before { top: -6px; }
.hamburger::after { top: 6px; }

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    transform: rotate(45deg) translate(4px, 4px);
}

.nav-toggle.active .hamburger::after {
    transform: rotate(-45deg) translate(4px, -4px);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-slate-900);
        flex-direction: column;
        padding: 1.5rem;
        gap: 0.5rem;
        border-top: 1px solid var(--color-slate-800);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        width: 100%;
        padding: 1rem;
        border-radius: var(--radius-lg);
    }
    
    .nav-link:hover,
    .nav-link.active {
        background: var(--color-slate-800);
    }
    
    .nav-cta {
        width: 100%;
        margin: 1rem 0 0;
    }
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
    border-radius: var(--radius-2xl);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--color-slate-800);
    color: white;
    border: 1px solid var(--color-slate-700);
}

.btn-secondary:hover {
    background: var(--color-slate-700);
    border-color: var(--color-slate-600);
}

.btn-indigo {
    background: var(--gradient-indigo);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.25);
}

.btn-indigo:hover {
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-emerald {
    background: var(--gradient-emerald);
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.25);
}

.btn-emerald:hover {
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.4);
}

.btn-red {
    background: var(--gradient-red);
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.25);
}

.btn-red:hover {
    box-shadow: 0 8px 30px rgba(239, 68, 68, 0.4);
}

.btn-white {
    background: white;
    color: var(--color-slate-900);
}

.btn-white:hover {
    background: var(--color-slate-100);
}

/* ---------- Cards ---------- */
.card {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-2xl);
    padding: 2rem;
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--color-slate-600);
    background: rgba(30, 41, 59, 0.7);
}

.card-indigo:hover {
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: var(--shadow-glow-indigo);
}

.card-emerald:hover {
    border-color: rgba(16, 185, 129, 0.5);
    box-shadow: var(--shadow-glow-emerald);
}

.card-red:hover {
    border-color: rgba(239, 68, 68, 0.5);
    box-shadow: var(--shadow-glow-red);
}

/* ---------- Hero Section ---------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 5rem;
}

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

.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: pulse 4s ease-in-out infinite;
}

.hero-blob-1 {
    width: 400px;
    height: 400px;
    background: rgba(99, 102, 241, 0.2);
    top: 20%;
    left: 20%;
}

.hero-blob-2 {
    width: 400px;
    height: 400px;
    background: rgba(168, 85, 247, 0.2);
    bottom: 20%;
    right: 20%;
    animation-delay: 1s;
}

.hero-blob-emerald {
    background: rgba(16, 185, 129, 0.2);
}

.hero-blob-red {
    background: rgba(239, 68, 68, 0.2);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-full);
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease-out;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-emerald-400);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-badge-text {
    font-size: 0.875rem;
    color: var(--color-slate-300);
}

.hero h1 {
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-slate-400);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-subtitle span {
    color: white;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

/* ---------- Segment Cards ---------- */
.segment-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 4rem;
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.segment-card {
    position: relative;
    padding: 2rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-3xl);
    text-align: left;
    overflow: hidden;
    transition: all var(--transition-base);
}

.segment-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    transition: opacity var(--transition-base);
}

.segment-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: transparent;
}

.segment-card:hover::before {
    opacity: 0.5;
}

.segment-card-indigo::before { background: var(--color-indigo-500); }
.segment-card-indigo:hover { border-color: rgba(99, 102, 241, 0.5); box-shadow: var(--shadow-glow-indigo); }

.segment-card-emerald::before { background: var(--color-emerald-500); }
.segment-card-emerald:hover { border-color: rgba(16, 185, 129, 0.5); box-shadow: var(--shadow-glow-emerald); }

.segment-card-red::before { background: var(--color-red-500); }
.segment-card-red:hover { border-color: rgba(239, 68, 68, 0.5); box-shadow: var(--shadow-glow-red); }

.segment-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1rem;
    transition: transform var(--transition-base);
}

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

.segment-icon-indigo { background: var(--gradient-indigo); box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3); }
.segment-icon-emerald { background: var(--gradient-emerald); box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3); }
.segment-icon-red { background: var(--gradient-red); box-shadow: 0 4px 20px rgba(239, 68, 68, 0.3); }

.segment-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.segment-card p {
    color: var(--color-slate-400);
    margin-bottom: 1rem;
}

.segment-price {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.segment-price svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.segment-card:hover .segment-price svg {
    transform: translateX(4px);
}

.segment-price-indigo { color: var(--color-indigo-400); }
.segment-price-emerald { color: var(--color-emerald-400); }
.segment-price-red { color: var(--color-red-400); }

/* ---------- Features Grid ---------- */
.features-section {
    background: var(--color-slate-900);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.feature-card:hover {
    background: rgba(30, 41, 59, 0.7);
    border-color: rgba(99, 102, 241, 0.3);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
    transition: transform var(--transition-base);
}

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

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--color-slate-400);
}

/* ---------- Quick Features ---------- */
.quick-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.quick-feature {
    padding: 1.5rem;
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-xl);
    text-align: center;
}

.quick-feature-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.quick-feature h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.quick-feature p {
    font-size: 0.875rem;
    color: var(--color-slate-400);
}

/* ---------- Pricing Section ---------- */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    padding: 2.5rem 2rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-3xl);
    transition: all var(--transition-base);
}

.pricing-card:hover {
    transform: translateY(-8px);
}

.pricing-card.popular {
    background: linear-gradient(180deg, var(--color-slate-800), var(--color-slate-900));
    box-shadow: var(--shadow-2xl);
}

.pricing-card.popular.indigo { border-color: var(--color-indigo-500); }
.pricing-card.popular.emerald { border-color: var(--color-emerald-500); }
.pricing-card.popular.red { border-color: var(--color-red-500); }

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.375rem 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
    border-radius: var(--radius-full);
}

.pricing-badge.indigo { background: var(--gradient-indigo); }
.pricing-badge.emerald { background: var(--gradient-emerald); }
.pricing-badge.red { background: var(--gradient-red); }

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.pricing-header .description {
    color: var(--color-slate-400);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.pricing-price .amount {
    font-size: 3rem;
    font-weight: 900;
    color: white;
}

.pricing-price .period {
    color: var(--color-slate-400);
}

.pricing-yearly {
    font-size: 0.875rem;
    color: var(--color-slate-500);
    margin-top: 0.5rem;
}

.pricing-features {
    margin-bottom: 2rem;
}

.pricing-feature {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
}

.pricing-feature svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.pricing-feature.included svg { color: var(--color-emerald-400); }
.pricing-feature.excluded svg { color: var(--color-slate-600); }
.pricing-feature.excluded span { color: var(--color-slate-600); }

.pricing-feature.indigo svg { color: var(--color-indigo-400); }
.pricing-feature.emerald svg { color: var(--color-emerald-400); }
.pricing-feature.red svg { color: var(--color-red-400); }

.pricing-cta {
    width: 100%;
}

/* ---------- Page Header ---------- */
.page-header {
    padding-top: 8rem;
    padding-bottom: 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

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

.page-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.page-badge.indigo {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--color-indigo-400);
}

.page-badge.emerald {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--color-emerald-400);
}

.page-badge.red {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--color-red-400);
}

.page-header h1 {
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.25rem;
    color: var(--color-slate-400);
    max-width: 700px;
    margin: 0 auto;
}

/* ---------- Tags ---------- */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.tag {
    padding: 0.5rem 1rem;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--color-slate-300);
}

/* ---------- KPIs Grid ---------- */
.kpis-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
}

.kpi-card {
    padding: 1.5rem;
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.kpi-icon {
    font-size: 2rem;
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xl);
}

.kpi-icon.emerald { background: rgba(16, 185, 129, 0.1); }
.kpi-icon.red { background: rgba(239, 68, 68, 0.1); }

.kpi-card h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.kpi-card p {
    font-size: 0.875rem;
    color: var(--color-slate-400);
}

/* ---------- CTA Section ---------- */
.cta-section {
    padding: 5rem 0;
}

.cta-box {
    padding: 4rem 2rem;
    border-radius: var(--radius-3xl);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-box.indigo {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.cta-box.emerald {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(20, 184, 166, 0.2));
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.cta-box.red {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2), rgba(249, 115, 22, 0.2));
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.cta-box h2 {
    margin-bottom: 1rem;
}

.cta-box p {
    color: var(--color-slate-300);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

/* ---------- Compatibility Section ---------- */
.compatibility-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.compatibility-item {
    padding: 1rem 1.5rem;
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.compatibility-icon {
    font-size: 1.5rem;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-xl);
}

.compatibility-item strong {
    display: block;
    color: white;
}

.compatibility-item span {
    font-size: 0.75rem;
    color: var(--color-indigo-400);
}

/* ---------- Detectors Grid ---------- */
.detectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.detector-card {
    padding: 1.5rem;
    background: rgba(30, 41, 59, 0.3);
    border: 1px solid var(--color-slate-700);
    border-radius: var(--radius-2xl);
}

.detector-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.detector-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.detector-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.detector-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-slate-400);
}

.detector-list li svg {
    width: 16px;
    height: 16px;
    color: var(--color-red-400);
}

/* ---------- Footer ---------- */
.footer {
    background: var(--color-slate-950);
    border-top: 1px solid var(--color-slate-800);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo .logo-icon {
    width: 2.5rem;
    height: 2.5rem;
}

.footer-logo span {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
}

.footer-tagline {
    color: var(--color-slate-400);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    color: var(--color-slate-500);
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: white;
}

.footer-column h4 {
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

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

.footer-column a {
    color: var(--color-slate-400);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-slate-800);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-slate-500);
    font-size: 0.875rem;
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-fade-in {
    animation: fadeInUp 0.6s ease-out;
}

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.text-left { text-align: left; }

.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-8 { margin-bottom: 2rem; }

.bg-slate-900 { background-color: var(--color-slate-900); }
.bg-slate-900-50 { background-color: rgba(15, 23, 42, 0.5); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    :root {
        --section-padding: 4rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 3rem;
    }
    
    .hero {
        min-height: auto;
        padding: 8rem 0 4rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-lg {
        width: 100%;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}