/* =============================================
   AgentsOS — Marketing Site Styles
   Design: Dark theme · Purple/teal/green gradient
   ============================================= */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
    --bg-primary: #050508;
    --bg-secondary: #0a0a12;
    --bg-card: #0e0e1a;
    --bg-card-hover: #12121f;
    --bg-elevated: #14142a;
    --border: #1a1a2e;
    --border-light: #252540;
    --text-primary: #e8e8f0;
    --text-secondary: #8888a0;
    --text-muted: #555570;
    --accent-purple: #7C3AED;
    --accent-teal: #14B8A6;
    --accent-green: #22C55E;
    --accent-gold: #EAB308;
    --gradient-main: linear-gradient(135deg, #7C3AED, #14B8A6, #22C55E);
    --gradient-purple-teal: linear-gradient(135deg, #7C3AED, #14B8A6);
    --gradient-teal-green: linear-gradient(135deg, #14B8A6, #22C55E);
    --glow-purple: rgba(124, 58, 237, 0.3);
    --glow-teal: rgba(20, 184, 166, 0.3);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --max-width: 1200px;
    --nav-height: 64px;
}
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* --- Noise Overlay --- */
.noise-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

/* --- Grid Background --- */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    background: rgba(5, 5, 8, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}
.navbar.scrolled {
    background: rgba(5, 5, 8, 0.95);
    border-bottom-color: var(--border);
}
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.2rem;
}
.logo-text { letter-spacing: -0.02em; }
.logo-accent { color: var(--accent-teal); }
.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
}
.nav-links a {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
}
.nav-links a:hover { color: var(--text-primary); background: rgba(255,255,255,0.04); }
.nav-links .nav-link-secondary {
    color: var(--text-muted);
}
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: all 0.3s;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
}
.btn-primary {
    background: var(--gradient-main);
    color: #fff;
    box-shadow: 0 2px 20px rgba(124, 58, 237, 0.3);
}
.btn-primary:hover {
    box-shadow: 0 4px 30px rgba(124, 58, 237, 0.5);
    transform: translateY(-1px);
}
.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}
.btn-ghost:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.04);
    border-color: var(--accent-teal);
}
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-sm { padding: 8px 16px; font-size: 0.8125rem; }

/* --- Hero --- */
.hero {
    padding: 120px 0 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(124,58,237,0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}
.hero-top-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 100px;
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.2);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    margin-bottom: 32px;
}
.badge-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent-purple);
    animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}
.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}
.gradient-text {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle {
    max-width: 700px;
    margin: 0 auto 32px;
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
}
.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.hero-deploy {
    margin-top: 16px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* --- C4 Diagram --- */
.c4-diagram {
    margin: 60px auto 0;
    max-width: 900px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}
.c4-label {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    margin-bottom: 20px;
}
.c4-sub { color: var(--text-muted); font-weight: 400; margin-left: 8px; }
.c4-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    align-items: center;
}
.c4-center { grid-column: 2; display: flex; justify-content: center; }
.c4-satellite { }
.c4-tl { grid-column: 1; grid-row: 1; }
.c4-tr { grid-column: 3; grid-row: 1; }
.c4-bl { grid-column: 1; grid-row: 2; }
.c4-br { grid-column: 3; grid-row: 2; }
.c4-bc { grid-column: 2; grid-row: 2; }
.c4-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    text-align: center;
    transition: all 0.2s;
}
.c4-system {
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.2);
    color: var(--text-primary);
}
.c4-system strong { font-size: 1rem; }
.c4-actor {
    background: rgba(20, 184, 166, 0.08);
    border: 1px solid rgba(20, 184, 166, 0.15);
    color: var(--accent-teal);
}
.c4-external {
    background: rgba(136, 136, 160, 0.06);
    border: 1px solid var(--border);
    color: var(--text-secondary);
}
.c4-version { font-size: 0.7rem; color: var(--text-muted); }
.c4-tag { display: block; font-size: 0.65rem; color: var(--text-muted); margin-top: 2px; }
.c4-node[data-glow] { box-shadow: 0 0 30px rgba(124, 58, 237, 0.15); }
.c4-legend {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 16px;
    font-size: 0.75rem;
    color: var(--text-muted);
}
.legend-item { display: flex; align-items: center; gap: 6px; }
.legend-dot { width: 8px; height: 8px; border-radius: 50%; }
.legend-dot.actor { background: var(--accent-teal); }
.legend-dot.system { background: var(--accent-purple); }
.legend-dot.external { background: var(--text-muted); }

/* --- Section Common --- */
.section {
    padding: 80px 0;
}
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    margin-bottom: 16px;
}
.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}
.section-subtitle {
    max-width: 680px;
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 48px;
}

/* --- Dashboard Mockup --- */
.dashboard-mockup {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: grid;
    grid-template-columns: 220px 1fr;
    min-height: 500px;
    box-shadow: 0 10px 60px rgba(0,0,0,0.4);
}
.dashboard-sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: 16px;
}
.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    padding: 8px 12px;
    margin-bottom: 20px;
}
.sidebar-nav { display: flex; flex-direction: column; gap: 2px; }
.sidebar-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}
.sidebar-item:hover { color: var(--text-secondary); background: rgba(255,255,255,0.03); }
.sidebar-item.active { color: var(--accent-teal); background: rgba(20,184,166,0.08); }
.dashboard-main { padding: 20px; overflow: hidden; }
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}
.dashboard-header h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    font-weight: 600;
}
.status-badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 100px;
    font-weight: 600;
}
.status-badge.live { background: rgba(34,197,94,0.15); color: var(--accent-green); }
.header-time { font-size: 0.75rem; color: var(--text-muted); }
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}
.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px;
}
.stat-trend {
    font-size: 0.7rem;
    font-weight: 600;
    margin-bottom: 4px;
}
.stat-trend.up { color: var(--accent-green); }
.stat-trend.live-dot { color: var(--accent-teal); }
.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
}
.stat-sep { color: var(--text-muted); font-weight: 300; }
.stat-label { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }
.dashboard-charts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
}
.chart-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px;
}
.chart-title {
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-secondary);
}
.chart-bars { display: flex; align-items: flex-end; gap: 8px; height: 80px; }
.chart-bar-group { flex: 1; display: flex; flex-direction: column; align-items: center; height: 100%; }
.bar-label { font-size: 0.65rem; color: var(--text-muted); margin-bottom: 4px; }
.bar-container { flex: 1; width: 100%; display: flex; align-items: flex-end; justify-content: center; }
.bar {
    width: 70%;
    background: var(--gradient-purple-teal);
    border-radius: 3px 3px 0 0;
    min-height: 8px;
    transition: height 1s ease;
}
.agent-load-list { display: flex; flex-direction: column; gap: 8px; }
.load-item { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }
.load-name { font-size: 0.75rem; color: var(--text-secondary); flex: 1; }
.load-value { font-size: 0.75rem; font-family: var(--font-mono); color: var(--text-primary); }
.load-bar { width: 100%; height: 4px; background: rgba(255,255,255,0.06); border-radius: 2px; overflow: hidden; }
.load-fill {
    height: 100%;
    background: var(--gradient-purple-teal);
    border-radius: 2px;
    transition: width 1s ease;
}
.load-fill.urgency { background: var(--accent-gold); }
.workflow-list { display: flex; flex-direction: column; gap: 4px; }
.workflow-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    font-size: 0.8rem;
}
.wf-name { flex: 1; font-weight: 500; }
.wf-agents { color: var(--text-muted); font-size: 0.75rem; }
.wf-status { font-size: 0.7rem; padding: 2px 8px; border-radius: 100px; font-weight: 600; }
.wf-status.running { background: rgba(34,197,94,0.12); color: var(--accent-green); }
.wf-status.done { background: rgba(124,58,237,0.12); color: var(--accent-purple); }
.wf-status.queued { background: rgba(234,179,8,0.12); color: var(--accent-gold); }

/* --- Feature Detail --- */
.feature-detail { text-align: center; }
.feature-detail-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}
.feature-detail-text {
    max-width: 680px;
    margin: 0 auto 24px;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}
.feature-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}
.feature-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* --- Agent Fleet --- */
.agent-fleet {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    max-width: 800px;
    margin: 0 auto;
}
.agent-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    position: relative;
    transition: all 0.2s;
}
.agent-card:hover { border-color: var(--border-light); background: var(--bg-card-hover); }
.agent-status {
    width: 8px; height: 8px;
    border-radius: 50%;
    position: absolute;
    top: 10px; right: 10px;
}
.agent-status.active { background: var(--accent-green); box-shadow: 0 0 8px rgba(34,197,94,0.4); }
.agent-status.high-load { background: var(--accent-gold); box-shadow: 0 0 8px rgba(234,179,8,0.4); }
.agent-status.idle { background: var(--text-muted); }
.agent-icon {
    width: 36px; height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}
.agent-icon.code { background: rgba(124,58,237,0.12); color: var(--accent-purple); }
.agent-icon.infra { background: rgba(20,184,166,0.12); color: var(--accent-teal); }
.agent-icon.vision { background: rgba(234,179,8,0.12); color: var(--accent-gold); }
.agent-icon.browser { background: rgba(34,197,94,0.12); color: var(--accent-green); }
.agent-icon.android { background: rgba(124,58,237,0.12); color: var(--accent-purple); }
.agent-icon.docs { background: rgba(20,184,166,0.12); color: var(--accent-teal); }
.agent-info { flex: 1; }
.agent-info strong { display: block; font-size: 0.85rem; }
.agent-modality { font-size: 0.7rem; color: var(--text-muted); }
.agent-stats { text-align: right; }
.agent-tasks { display: block; font-size: 0.75rem; color: var(--text-secondary); }
.agent-load { font-size: 0.85rem; font-weight: 700; font-family: var(--font-mono); }

/* --- Desky Chat --- */
.desky-chat {
    max-width: 600px;
    margin: 32px auto 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
}
.desky-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
}
.desky-avatar {
    width: 32px; height: 32px;
    background: var(--gradient-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}
.desky-title strong { display: block; font-size: 0.85rem; }
.desky-role { font-size: 0.7rem; color: var(--accent-green); }
.desky-messages { padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.msg { display: flex; }
.msg.user-msg { justify-content: flex-end; }
.msg-bubble {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    line-height: 1.5;
}
.user-msg .msg-bubble {
    background: var(--accent-purple);
    color: #fff;
    border-bottom-right-radius: 4px;
}
.desky-msg .msg-bubble {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-bottom-left-radius: 4px;
}
.dag-preview {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 10px;
    flex-wrap: wrap;
}
.dag-node {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    background: rgba(124,58,237,0.1);
    border: 1px solid rgba(124,58,237,0.2);
}
.dag-arrow { color: var(--text-muted); font-size: 0.75rem; }
.approval-gate {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding: 6px 12px;
    background: rgba(234,179,8,0.1);
    border: 1px solid rgba(234,179,8,0.2);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--accent-gold);
}
.desky-input {
    display: flex;
    align-items: center;
    padding: 12px 18px;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
}
.input-placeholder {
    flex: 1;
    color: var(--text-muted);
    font-size: 0.85rem;
}
.send-btn {
    width: 32px; height: 32px;
    background: var(--gradient-main);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
}

/* --- Capabilities Grid --- */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.cap-card {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all 0.2s;
}
.cap-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}
.cap-icon { margin-bottom: 12px; }
.cap-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.cap-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Architecture Layers --- */
.layers-diagram {
    max-width: 700px;
    margin: 40px auto 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.layer {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: all 0.2s;
}
.layer:hover { border-color: var(--border-light); }
.layer-top { background: linear-gradient(135deg, rgba(124,58,237,0.08), rgba(124,58,237,0.02)); }
.layer-mid-top { background: linear-gradient(135deg, rgba(20,184,166,0.08), rgba(20,184,166,0.02)); }
.layer-mid { background: linear-gradient(135deg, rgba(34,197,94,0.08), rgba(34,197,94,0.02)); }
.layer-mid-bottom { background: linear-gradient(135deg, rgba(234,179,8,0.08), rgba(234,179,8,0.02)); }
.layer-bottom { background: linear-gradient(135deg, rgba(124,58,237,0.08), rgba(20,184,166,0.02)); }
.layer-icon {
    width: 40px; height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.layer-top .layer-icon { background: rgba(124,58,237,0.15); color: var(--accent-purple); }
.layer-mid-top .layer-icon { background: rgba(20,184,166,0.15); color: var(--accent-teal); }
.layer-mid .layer-icon { background: rgba(34,197,94,0.15); color: var(--accent-green); }
.layer-mid-bottom .layer-icon { background: rgba(234,179,8,0.15); color: var(--accent-gold); }
.layer-bottom .layer-icon { background: rgba(124,58,237,0.15); color: var(--accent-purple); }
.layer-content h4 { font-size: 0.9rem; font-weight: 600; margin-bottom: 2px; }
.layer-content span { font-size: 0.8rem; color: var(--text-muted); }

/* --- Use Cases Grid --- */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.use-case-card {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all 0.2s;
}
.use-case-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}
.uc-icon {
    width: 40px; height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}
.uc-icon.code-icon { background: rgba(124,58,237,0.12); color: var(--accent-purple); }
.uc-icon.shield-icon { background: rgba(20,184,166,0.12); color: var(--accent-teal); }
.uc-icon.brain-icon { background: rgba(34,197,94,0.12); color: var(--accent-green); }
.uc-icon.design-icon { background: rgba(234,179,8,0.12); color: var(--accent-gold); }
.uc-icon.arch-icon { background: rgba(124,58,237,0.12); color: var(--accent-purple); }
.uc-icon.auto-icon { background: rgba(20,184,166,0.12); color: var(--accent-teal); }
.use-case-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.use-case-card p { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 12px; }
.uc-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.uc-tags span {
    padding: 2px 8px;
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 600;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    color: var(--text-muted);
}

/* --- Deployment --- */
.deployment-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.deploy-card {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.2s;
}
.deploy-card:hover { border-color: var(--border-light); transform: translateY(-2px); }
.deploy-icon { margin-bottom: 16px; }
.deploy-card h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; }
.deploy-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}
.deploy-cmd {
    display: block;
    padding: 8px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    overflow-x: auto;
    white-space: nowrap;
}

/* --- CTA Final --- */
.cta-final {
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-final::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(124,58,237,0.1) 0%, transparent 70%);
    pointer-events: none;
}
.cta-text {
    max-width: 550px;
    margin: 0 auto 32px;
    color: var(--text-secondary);
    font-size: 1.05rem;
}
.cta-form-container {
    display: flex;
    justify-content: center;
}
.cta-form {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 600px;
}
.cta-input {
    padding: 14px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
    flex: 1;
    min-width: 200px;
}
.cta-input:focus { border-color: var(--accent-purple); }
.cta-input::placeholder { color: var(--text-muted); }
.cta-submit { min-width: 180px; }
.cta-note {
    margin-top: 16px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* --- Footer --- */
.footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--border);
    margin-top: 40px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 12px;
    line-height: 1.6;
}
.footer-logo { margin-bottom: 10px; }
.footer-col h5 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}
.footer-col a {
    display: block;
    padding: 4px 0;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}
.footer-col a:hover { color: var(--text-secondary); }
.footer-tagline { font-size: 0.8rem; color: var(--text-muted); margin-top: 8px; }
.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .capabilities-grid { grid-template-columns: repeat(2, 1fr); }
    .use-cases-grid { grid-template-columns: repeat(2, 1fr); }
    .deployment-grid { grid-template-columns: 1fr; }
    .c4-grid { grid-template-columns: 1fr 1fr; }
    .c4-center { grid-column: 1 / -1; }
    .c4-satellite { grid-column: auto; grid-row: auto; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--bg-primary);
        border-bottom: 1px solid var(--border);
        padding: 16px;
        gap: 4px;
    }
    .nav-toggle { display: flex; }
    .dashboard-mockup { grid-template-columns: 1fr; }
    .dashboard-sidebar { display: none; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .dashboard-charts { grid-template-columns: 1fr; }
    .agent-fleet { grid-template-columns: 1fr; }
    .capabilities-grid { grid-template-columns: 1fr; }
    .use-cases-grid { grid-template-columns: 1fr; }
    .c4-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 2.2rem; }
    .section-title { font-size: 1.6rem; }
    .cta-form { flex-direction: column; }
}