/* AI Chat Watch - Modern SF 2025 Design */

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --accent-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --dark-gradient: linear-gradient(180deg, #0F0C29 0%, #302B63 50%, #24243E 100%);
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-light: #94A3B8;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-card: #FFFFFF;
    --border-color: #E2E8F0;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08), 0 6px 10px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.12), 0 8px 16px rgba(0, 0, 0, 0.06);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.15), 0 10px 20px rgba(0, 0, 0, 0.08);
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 36px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(3rem, 6vw, 5rem);
    background: linear-gradient(135deg, #FFFFFF 0%, rgba(255,255,255,0.95) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    font-weight: 800;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.15);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 1rem;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 10;
}

/* Header Hero Section */
.hero {
    background: linear-gradient(180deg, rgba(15, 12, 41, 0.98) 0%, rgba(30, 27, 60, 0.96) 50%, rgba(25, 25, 45, 0.98) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 5;
    overflow: hidden;
    isolation: isolate;
}

.hero::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle at 20% 50%, rgba(107, 91, 149, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(136, 176, 211, 0.15) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

/* Network SVG Background */
#network {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    opacity: 0.55;
}

/* Network Elements */
.node {
    fill: rgba(255, 255, 255, 0.15);
    stroke: rgba(255, 255, 255, 0.25);
    stroke-width: 1;
    transition: all 0.3s ease;
}

.node.bot {
    fill: rgba(147, 197, 253, 0.2);
    stroke: rgba(147, 197, 253, 0.4);
}

.node.source {
    fill: rgba(255, 255, 255, 0.12);
    stroke: rgba(255, 255, 255, 0.2);
}

.node-label {
    fill: rgba(255, 255, 255, 0.6);
    font-size: 10px;
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    opacity: 0.8;
}

.link {
    stroke: rgba(255, 255, 255, 0.12);
    stroke-width: 0.75;
}

.data-particle {
    fill: rgba(147, 197, 253, 0.7);
    filter: blur(0.5px);
}

.node-glow {
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.8)) drop-shadow(0 0 20px rgba(147, 197, 253, 0.6));
    transition: filter 0.3s ease-out;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(-20px, -20px) rotate(1deg); }
    66% { transform: translate(20px, -10px) rotate(-1deg); }
}





.hero-content {
    position: relative;
    z-index: 20;
    text-align: center;
    padding: 4rem 0;
    pointer-events: auto;
    max-width: 1200px;
    margin: 0 auto;
}

/* Hero Description & Tagline */
.hero-description {
    margin: 3rem auto;
    max-width: 800px;
    padding: 0 20px;
}

.hero-tagline {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #93C5FD 0%, #B794F6 50%, #F687B3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    line-height: 1.2;
    animation: shimmer 12s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% {
        filter: brightness(1) hue-rotate(0deg);
    }
    50% {
        filter: brightness(1.2) hue-rotate(10deg);
    }
}

.hero-description p {
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* Quick Install Hero Section */
.quick-install-hero {
    margin: 40px auto;
    max-width: 600px;
    padding: 32px;
    background: linear-gradient(135deg, rgba(147, 197, 253, 0.08), rgba(183, 148, 246, 0.08));
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    animation: pulseGlow 8s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2), 0 0 30px rgba(147, 197, 253, 0.1); }
    50% { box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2), 0 0 40px rgba(183, 148, 246, 0.15); }
}

.install-title {
    font-size: 1.3rem;
    color: white;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 600;
}

.install-command-hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 20px;
    background: rgba(15, 12, 41, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.95);
    transition: all 0.3s ease;
}

.install-command-hero:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(147, 197, 253, 0.3);
}

.install-command-hero code {
    flex: 1;
    color: #93C5FD;
    background: transparent;
    white-space: nowrap;
    font-weight: 600;
}

.copy-btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: linear-gradient(135deg, #93C5FD, #B794F6);
    border-radius: 12px;
    border: none;
    color: #1A1A2E;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.copy-btn-hero:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(147, 197, 253, 0.3);
}

.copy-btn-hero.copied {
    background: linear-gradient(135deg, #44EBA0, #2ECC71);
}

.copy-btn-hero svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
    stroke: currentColor;
    stroke-width: 2;
}

.install-subtext {
    margin-top: 20px;
    text-align: center;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
}

.install-subtext code {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    color: rgba(147, 197, 253, 0.95);
    font-weight: 600;
}

.install-meta {
    font-size: 0.95rem;
    margin-bottom: 18px;
    color: rgba(255, 255, 255, 0.75);
}

.install-command {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 14px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.95);
}

.install-command code {
    flex: 1;
    color: inherit;
    background: transparent;
    white-space: nowrap;
}

.copy-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: rgba(15, 12, 41, 0.9);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
}

.copy-button svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.copy-button:hover {
    background: rgba(255, 255, 255, 0.16);
    transform: translateY(-1px);
}

.copy-button.copied {
    background: rgba(68, 235, 160, 0.8);
    color: #051422;
    border-color: rgba(68, 235, 160, 0.85);
}

.copy-button.copied svg {
    fill: currentColor;
}

.install-hint {
    margin-top: 16px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.65);
}

.install-hint span {
    display: inline-block;
    padding: 4px 8px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    color: rgba(255, 255, 255, 0.9);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.75rem);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2.5rem;
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.4;
}

.badge-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 3rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.08) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 100px;
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.badge:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25) 0%, rgba(255, 255, 255, 0.15) 100%);
    transform: translateY(-3px) scale(1.05);
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* GitHub Stats */
.github-stats {
    margin-top: 2rem;
    display: flex;
    gap: 12px;
    justify-content: center;
    align-items: center;
}

/* Buttons */
.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    margin-top: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 36px;
    border-radius: 16px;
    font-weight: 600;
    font-size: 1.05rem;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-transform: none;
    letter-spacing: -0.01em;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #93C5FD 0%, #B794F6 100%);
    color: #1A1A2E;
    font-weight: 700;
    box-shadow: 0 4px 14px rgba(147, 197, 253, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 700;
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #B794F6 0%, #93C5FD 100%);
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 35px rgba(147, 197, 253, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.14);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(16px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.22);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.12);
}

/* Sections */
section {
    padding: 80px 0;
    position: relative;
}

section:nth-child(even) {
    background: var(--bg-secondary);
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.section-intro p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Feature Grid */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.feature {
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(248, 250, 252, 0.5) 100%);
    padding: 48px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(226, 232, 240, 0.5);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-2xl);
    border-color: rgba(147, 197, 253, 0.3);
    background: linear-gradient(135deg, #FFFFFF 0%, rgba(147, 197, 253, 0.05) 100%);
}

.feature:hover::before {
    transform: scaleX(1);
}

.feature h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.feature-icon {
    font-size: 1.8rem;
}

.feature p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Use Cases */
.use-cases {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.use-case {
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(248, 250, 252, 0.6) 100%);
    padding: 36px;
    border-radius: var(--radius-md);
    border-left: 4px solid;
    border-image: var(--primary-gradient) 1;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    position: relative;
}

.use-case:hover {
    transform: translateX(10px) scale(1.01);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, #FFFFFF 0%, rgba(147, 197, 253, 0.05) 100%);
}

.use-case strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 8px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Installation Section */
.installation {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.code-block {
    background: linear-gradient(135deg, #1A1A2E 0%, #16213E 100%);
    color: #61DAFB;
    padding: 32px;
    border-radius: var(--radius-md);
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-size: 0.95rem;
    line-height: 1.8;
    overflow-x: auto;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.code-block::before {
    content: 'TERMINAL';
    position: absolute;
    top: 12px;
    right: 20px;
    font-size: 0.7rem;
    color: rgba(97, 218, 251, 0.4);
    letter-spacing: 0.1em;
}

.code-block .comment {
    color: #7F8C9B;
    font-style: italic;
}

.code-block .prompt {
    color: #61DAFB;
    user-select: none;
}

/* Demo Section */
.demo-section {
    background: var(--bg-primary);
    position: relative;
}

.demo-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.demo-card {
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(248, 250, 252, 0.8) 100%);
    padding: 40px;
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--text-primary);
    border: 2px solid transparent;
    background-clip: padding-box;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), inset 0 0 0 2px var(--border-color);
}

.demo-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: var(--accent-gradient);
    opacity: 0;
    transform: rotate(45deg);
    transition: opacity 0.3s;
}

.demo-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-2xl), inset 0 0 0 2px rgba(147, 197, 253, 0.3);
    background: linear-gradient(135deg, #FFFFFF 0%, rgba(147, 197, 253, 0.08) 100%);
}

.demo-card:hover::before {
    opacity: 0.1;
}

.demo-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.demo-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.demo-card-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

/* Demo Screenshot Styles */
.demo-reports {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.demo-screenshot {
    display: block;
    text-decoration: none;
    color: inherit;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    background: var(--bg-card);
}

.demo-screenshot:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.demo-screenshot img {
    width: 100%;
    height: auto;
    display: block;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.demo-screenshot:hover img {
    transform: scale(1.05);
}

.demo-screenshot-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.8) 0%,
        rgba(0, 0, 0, 0.6) 70%,
        transparent 100%
    );
    color: white;
    padding: 24px;
    transform: translateY(0);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.demo-screenshot:hover .demo-screenshot-overlay {
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.9) 0%,
        rgba(0, 0, 0, 0.7) 70%,
        transparent 100%
    );
}

.demo-screenshot-overlay h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
    font-weight: 700;
    color: white;
}

.demo-screenshot-overlay p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    line-height: 1.4;
}

/* Terminal in Action Section */
.terminal-action-section {
    background: var(--bg-secondary);
    padding: 80px 0;
}

.terminal-screenshots {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    margin-top: 60px;
}

.terminal-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: center;
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(26, 26, 37, 0.8) 100%);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.terminal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #61DAFB 0%, #93C5FD 50%, #B794F6 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.terminal-card:nth-child(even) {
    grid-template-columns: 1fr 1.2fr;
}

.terminal-card:nth-child(even) .terminal-screenshot {
    order: 2;
}

.terminal-card:nth-child(even) .terminal-content {
    order: 1;
}

.terminal-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    border-color: rgba(97, 218, 251, 0.3);
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(97, 218, 251, 0.03) 100%);
}

.terminal-screenshot {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: #1A1A2E;
    border: 1px solid rgba(97, 218, 251, 0.15);
    position: relative;
}

.terminal-screenshot::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(97, 218, 251, 0.05) 0%, transparent 50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.terminal-card:hover .terminal-screenshot::after {
    opacity: 1;
}

.terminal-screenshot img {
    width: 100%;
    height: auto;
    display: block;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.terminal-card:hover .terminal-screenshot {
    box-shadow: 0 15px 50px rgba(97, 218, 251, 0.2);
    transform: scale(1.02);
}

.terminal-card:hover .terminal-screenshot img {
    transform: scale(1.03);
}

.terminal-content h3 {
    font-size: 1.75rem;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #61DAFB 0%, #93C5FD 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.terminal-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.1rem;
}

/* Features Section */
.features-section {
    background: var(--bg-primary);
    padding: 80px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 64px;
    margin-top: 60px;
}

.feature-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(248, 250, 252, 0.8) 100%);
    padding: 48px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

.feature-card:nth-child(even) .feature-screenshot {
    order: 2;
}

.feature-card:nth-child(even) .feature-content {
    order: 1;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
    border-color: rgba(147, 197, 253, 0.3);
    background: linear-gradient(135deg, #FFFFFF 0%, rgba(147, 197, 253, 0.05) 100%);
}

.feature-screenshot {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--bg-secondary);
}

.feature-screenshot img {
    width: 100%;
    height: auto;
    display: block;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover .feature-screenshot {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    transform: scale(1.02);
}

.feature-card:hover .feature-screenshot img {
    transform: scale(1.05);
}

.feature-content h3 {
    font-size: 1.75rem;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.feature-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.1rem;
}

/* Technical Section */
.technical-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 48px;
    margin-top: 48px;
}

.tech-card {
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(248, 250, 252, 0.8) 100%);
    padding: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(147, 197, 253, 0.2);
}

.tech-card h3 {
    margin-bottom: 28px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 1.5rem;
}

.tech-card ol,
.tech-card ul {
    list-style-position: inside;
    color: var(--text-secondary);
}

.tech-card li {
    margin-bottom: 12px;
    line-height: 1.8;
}

.tech-card li strong {
    color: var(--text-primary);
}

.models-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.model-chip {
    display: inline-block;
    padding: 6px 12px;
    background: var(--bg-secondary);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

/* Footer */
footer {
    background: var(--dark-gradient);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.footer-links {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #93C5FD;
}

.footer-tagline {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    max-width: 600px;
    line-height: 1.6;
}

/* FAQ Section */
.faq-section {
    background: var(--bg-primary);
    padding: 80px 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 48px;
}

.faq-item {
    background: var(--bg-secondary);
    padding: 32px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.faq-item h3 {
    font-size: 1.2rem;
    margin-bottom: 16px;
    color: var(--text-primary);
    font-weight: 600;
}

.faq-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.faq-item a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.2s;
}

.faq-item a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* Screenshot Placeholders */
.screenshot-section {
    margin: 80px 0;
}

.screenshot-container {
    background: linear-gradient(135deg, #f0f0f5 0%, #e8e8f0 100%);
    border-radius: var(--radius-lg);
    padding: 4px;
    box-shadow: var(--shadow-xl);
    margin: 40px auto;
    max-width: 1200px;
    position: relative;
    overflow: hidden;
}

.screenshot-placeholder {
    background: linear-gradient(135deg, #FFFFFF 0%, #F8F9FE 100%);
    border-radius: calc(var(--radius-lg) - 4px);
    padding: 60px;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.screenshot-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: linear-gradient(90deg, #FF6B6B 33%, #FFE66D 33% 66%, #4ECDC4 66%);
    opacity: 0.1;
}

.screenshot-placeholder-content {
    text-align: center;
    color: var(--text-light);
}

.screenshot-placeholder-content svg {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    opacity: 0.3;
}

.screenshot-caption {
    text-align: center;
    margin-top: 24px;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
}

.screenshot-caption strong {
    color: var(--text-primary);
    display: block;
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.screenshot-badge {
    display: inline-block;
    background: var(--accent-gradient);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    position: absolute;
    top: 20px;
    right: 20px;
}

/* Visual Workflow */
.workflow-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.workflow-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 60px;
    position: relative;
}

.workflow-step {
    text-align: center;
    position: relative;
    padding: 32px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0) 100%);
    border-radius: var(--radius-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.workflow-step-number {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 auto 24px;
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.workflow-step h3 {
    font-size: 1.35rem;
    margin-bottom: 16px;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.workflow-step p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1.05rem;
}

.workflow-step:hover {
    transform: translateY(-5px);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(255, 255, 255, 0) 100%);
}

.workflow-step:hover .workflow-step-number {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 32px rgba(102, 126, 234, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.workflow-arrow {
    position: absolute;
    top: 36px;
    right: -24px;
    color: var(--text-light);
    font-size: 2rem;
    opacity: 0.4;
    transition: all 0.3s ease;
}

/* Testimonials / Social Proof */
.social-proof-section {
    padding: 80px 0;
    background: white;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.testimonial-card {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(248, 250, 252, 0.5) 100%);
    padding: 40px;
    border-radius: var(--radius-md);
    position: relative;
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(147, 197, 253, 0.2);
}

.testimonial-quote {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 24px;
    font-style: italic;
    position: relative;
    padding-left: 24px;
}

.testimonial-quote::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -8px;
    font-size: 3rem;
    color: rgba(102, 126, 234, 0.2);
    font-family: 'Georgia', serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary-gradient);
}

.testimonial-info strong {
    display: block;
    color: var(--text-primary);
}

.testimonial-info span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

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

/* Responsive Design */
@media (max-width: 768px) {
    #network {
        opacity: 0.4;
    }

    .container {
        padding: 0 20px;
    }

    section {
        padding: 48px 0;
    }

    .hero {
        min-height: 100vh;
        padding: 20px 0;
    }

    .hero-content {
        padding: 2rem 0;
    }

    .hero-title {
        font-size: clamp(2.5rem, 8vw, 3.5rem);
        margin-bottom: 1rem;
    }

    .hero-subtitle {
        font-size: clamp(1.1rem, 3vw, 1.4rem);
        margin-bottom: 1.5rem;
        padding: 0 10px;
    }

    .hero-tagline {
        font-size: clamp(1.25rem, 4vw, 1.8rem);
        margin-bottom: 1rem;
        padding: 0 10px;
        line-height: 1.3;
    }

    .hero-description {
        margin: 2rem auto;
        padding: 0 10px;
    }

    .hero-description p {
        font-size: clamp(0.95rem, 2.5vw, 1.1rem);
        line-height: 1.6;
    }

    .badge-container {
        gap: 8px;
        margin-bottom: 2rem;
        padding: 0 10px;
    }

    .badge {
        padding: 8px 16px;
        font-size: 0.85rem;
    }

    .features,
    .tech-grid,
    .use-cases {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .feature,
    .tech-card,
    .use-case {
        padding: 32px 24px;
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
        padding: 0 20px;
        gap: 12px;
    }

    .btn {
        width: 100%;
        justify-content: center;
        padding: 16px 28px;
        font-size: 1rem;
    }

    .quick-install-hero {
        padding: 28px 24px;
        margin: 24px 16px;
        border-radius: var(--radius-lg);
    }

    .install-command-hero {
        flex-direction: column;
        align-items: stretch;
        gap: 14px;
        padding: 16px;
    }

    .install-command-hero code {
        text-align: center;
        font-size: 0.95rem;
        padding: 4px 0;
    }

    .copy-btn-hero {
        width: 100%;
        justify-content: center;
        padding: 12px 20px;
    }

    .install-title {
        font-size: 1.15rem;
        margin-bottom: 16px;
    }

    .install-subtext {
        font-size: 0.9rem;
        margin-top: 16px;
    }

    .install-subtext code {
        font-size: 0.85rem;
        padding: 4px 8px;
    }
    
    .code-block {
        padding: 20px;
        font-size: 0.85rem;
    }
    
    .workflow-steps {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .workflow-step {
        padding: 24px;
    }

    .workflow-step-number {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        margin-bottom: 16px;
    }

    .workflow-step h3 {
        font-size: 1.2rem;
        margin-bottom: 12px;
    }

    .workflow-step p {
        font-size: 0.95rem;
    }

    .workflow-arrow {
        display: none;
    }
    
    .testimonial-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .testimonial-card {
        padding: 28px 24px;
    }

    .testimonial-quote {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .demo-links {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .demo-card {
        padding: 32px 24px;
    }

    .demo-card h3 {
        font-size: 1.3rem;
    }

    .demo-card p {
        font-size: 0.95rem;
    }

    .demo-reports {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .demo-screenshot-overlay {
        padding: 20px;
    }

    .demo-screenshot-overlay h3 {
        font-size: 1.2rem;
        margin-bottom: 6px;
    }

    .demo-screenshot-overlay p {
        font-size: 0.9rem;
    }

    .terminal-screenshots {
        gap: 32px;
    }

    .terminal-card {
        grid-template-columns: 1fr;
        padding: 32px 24px;
        gap: 24px;
    }

    .terminal-card:nth-child(even) .terminal-screenshot,
    .terminal-card:nth-child(even) .terminal-content {
        order: 0;
    }

    .terminal-content h3 {
        font-size: 1.4rem;
        margin-bottom: 16px;
    }

    .terminal-content p {
        font-size: 1rem;
    }

    .features-grid {
        gap: 32px;
    }

    .feature-card {
        grid-template-columns: 1fr;
        padding: 32px 24px;
        gap: 24px;
    }

    .feature-card:nth-child(even) .feature-screenshot,
    .feature-card:nth-child(even) .feature-content {
        order: 0;
    }

    .feature-content h3 {
        font-size: 1.4rem;
        margin-bottom: 16px;
    }

    .feature-content p {
        font-size: 1rem;
    }
    
    .screenshot-placeholder {
        padding: 32px 16px;
        min-height: 250px;
    }

    .screenshot-placeholder-content svg {
        width: 60px;
        height: 60px;
    }

    .screenshot-placeholder-content p {
        font-size: 0.9rem;
    }

    .screenshot-section {
        margin: 32px 0;
    }

    .screenshot-caption {
        font-size: 0.95rem;
        padding: 0 16px;
    }

    .screenshot-caption strong {
        font-size: 1.05rem;
    }

    .github-stats {
        flex-direction: column;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    h1 {
        font-size: clamp(2rem, 10vw, 2.5rem);
        line-height: 1.1;
    }

    h2 {
        font-size: clamp(1.5rem, 6vw, 2rem);
        margin-bottom: 1rem;
    }

    h3 {
        font-size: clamp(1.2rem, 5vw, 1.5rem);
    }

    .hero {
        min-height: 100vh;
    }

    .hero-subtitle {
        font-size: clamp(1rem, 4vw, 1.2rem);
        line-height: 1.4;
    }

    .hero-tagline {
        font-size: clamp(1.1rem, 5vw, 1.5rem);
        line-height: 1.25;
    }

    .badge {
        font-size: 0.75rem;
        padding: 6px 12px;
        gap: 6px;
    }

    .badge-container {
        justify-content: center;
    }

    .install-command-hero {
        padding: 14px 12px;
        gap: 12px;
    }

    .install-command-hero code {
        font-size: 0.8rem;
        word-break: break-all;
    }

    .copy-btn-hero {
        padding: 10px 16px;
        font-size: 0.8rem;
    }

    .btn {
        padding: 14px 24px;
        font-size: 0.95rem;
        border-radius: 14px;
    }

    .btn-large {
        padding: 16px 28px;
        font-size: 1rem;
    }

    .section-intro p {
        font-size: 1rem;
        line-height: 1.6;
    }

    .feature h3,
    .tech-card h3 {
        font-size: 1.2rem;
    }

    .feature p,
    .tech-card p,
    .use-case {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .models-list {
        gap: 6px;
    }

    .model-chip {
        padding: 4px 10px;
        font-size: 0.75rem;
    }

    .code-block {
        padding: 16px;
        font-size: 0.75rem;
        border-radius: var(--radius-md);
    }

    .footer-links {
        gap: 16px;
        font-size: 0.9rem;
    }

    .footer-tagline {
        font-size: 0.85rem;
        line-height: 1.5;
    }

    .terminal-screenshots {
        gap: 24px;
    }

    .terminal-card {
        padding: 28px 20px;
        gap: 20px;
    }

    .terminal-content h3 {
        font-size: 1.25rem;
    }

    .terminal-content p {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .features-grid {
        gap: 24px;
    }

    .feature-card {
        padding: 28px 20px;
        gap: 20px;
    }

    .feature-content h3 {
        font-size: 1.25rem;
    }

    .feature-content p {
        font-size: 0.9rem;
        line-height: 1.6;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #F0F0F5;
        --text-secondary: #B0B0C0;
        --text-light: #8B8B9F;
        --bg-primary: #0F0F15;
        --bg-secondary: #181820;
        --bg-card: #1A1A25;
        --border-color: #2A2A3A;
    }
    
    .feature,
    .use-case,
    .demo-card,
    .tech-card,
    .feature-card,
    .terminal-card {
        background: var(--bg-card);
    }

    .feature-screenshot,
    .terminal-screenshot {
        background: var(--bg-secondary);
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero::before,
    .model-orb {
        animation: none !important;
    }
}