/* public/css/whistant.css — Extracted from index_whistant.html inline styles */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg: #0a0a0f;
    --bg-card: rgba(255,255,255,0.04);
    --bg-card-hover: rgba(255,255,255,0.07);
    --border: rgba(255,255,255,0.08);
    --border-accent: rgba(255,255,255,0.14);
    --text: #e4e4e7;
    --text-dim: #a1a1aa;
    --text-muted: #71717a;
    --accent: #3b82f6;
    --accent-glow: rgba(59,130,246,0.3);
    --green: #22c55e;
    --green-glow: rgba(34,197,94,0.25);
    --orange: #f59e0b;
    --orange-glow: rgba(245,158,11,0.25);
    --purple: #8b5cf6;
    --purple-glow: rgba(139,92,246,0.25);
    --red: #ef4444;
    --radius: 16px;
    --radius-sm: 10px;
    --max-width: 1200px;
    --nav-height: 64px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Ambient background glow */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(59,130,246,0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(139,92,246,0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(34,197,94,0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* Grid pattern overlay */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    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;
    pointer-events: none;
    z-index: 0;
}

/* ── Navigation ── */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10,10,15,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    height: var(--nav-height);
}
.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 10px;
}
.nav-icon {
    width: 32px;
    height: 32px;
    border-radius: 7px;
}
.nav-back {
    font-size: 1.1rem;
    color: var(--text-dim);
    text-decoration: none;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 4px;
}
.nav-back:hover { color: var(--text); }
.nav-separator {
    color: var(--text-muted);
    font-size: 1rem;
    user-select: none;
}
.nav-current {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
}
.nav-logo span { color: var(--accent); }
.nav-links {
    display: flex;
    gap: 28px;
    align-items: center;
    margin-left: auto;
}
.nav-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
    background: var(--accent);
    color: #fff !important;
    padding: 8px 18px;
    border-radius: 8px;
    font-weight: 600 !important;
    font-size: 0.85rem !important;
    transition: background 0.2s, box-shadow 0.2s;
}
.nav-cta:hover {
    background: #2563eb;
    box-shadow: 0 0 20px var(--accent-glow);
}

/* ── Section base ── */
section {
    position: relative;
    z-index: 1;
    padding: 80px 24px;
}
.section-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    margin-bottom: 12px;
}
.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 16px;
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-dim);
    max-width: 600px;
    margin-bottom: 48px;
}

/* ── Hero ── */
#hero {
    padding: 100px 24px 80px;
    text-align: center;
    min-height: calc(100vh - var(--nav-height));
    display: flex;
    align-items: center;
    justify-content: center;
}
#hero .section-inner {
    max-width: 800px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 6px 16px;
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-bottom: 28px;
}
.hero-icon {
    width: 96px;
    height: 96px;
    border-radius: 22px;
    margin-bottom: 32px;
    box-shadow: 0 8px 32px rgba(59,130,246,0.25);
}
.hero-badge .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 8px var(--green-glow);
    animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}
.hero-title {
    font-size: clamp(2.8rem, 7vw, 4.5rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    margin-bottom: 20px;
}
.hero-title .accent {
    background: linear-gradient(135deg, var(--accent), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-desc {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto 36px;
    line-height: 1.7;
}
.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    padding: 14px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.25s;
    box-shadow: 0 4px 24px var(--accent-glow);
}
.btn-primary:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--accent-glow);
}
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-card);
    color: var(--text);
    text-decoration: none;
    padding: 14px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid var(--border);
    transition: all 0.25s;
}
.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-accent);
    transform: translateY(-2px);
}
.btn-icon {
    width: 22px;
    height: 22px;
}

/* App Store badge */
.appstore-badge {
    display: inline-block;
}
.appstore-badge img {
    height: 44px;
}

/* ── Agentic Loop ── */
#agentic-loop { background: rgba(255,255,255,0.01); }
.loop-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 16px;
}
.loop-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 28px;
    text-align: center;
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
    position: relative;
}
.loop-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.loop-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.6rem;
}
.loop-icon.plan { background: rgba(59,130,246,0.15); color: var(--accent); }
.loop-icon.execute { background: rgba(245,158,11,0.15); color: var(--orange); }
.loop-icon.report { background: rgba(34,197,94,0.15); color: var(--green); }
.loop-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}
.loop-card p {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.6;
}
.loop-connector {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 32px 0;
}
.loop-connector .arrow {
    color: var(--text-muted);
    font-size: 1.5rem;
    font-weight: 200;
}
.loop-diagram {
    margin-top: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    overflow: hidden;
}
.loop-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.loop-step {
    background: rgba(59,130,246,0.08);
    border: 1px solid rgba(59,130,246,0.2);
    border-radius: 12px;
    padding: 14px 22px;
    font-weight: 600;
    font-size: 0.9rem;
}
.loop-step-alt {
    background: rgba(139,92,246,0.08);
    border: 1px solid rgba(139,92,246,0.2);
}
.loop-arrow {
    color: var(--text-muted);
    font-size: 1.2rem;
}

/* ── Skills ── */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}
.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.skill-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-accent);
    box-shadow: 0 8px 30px rgba(0,0,0,0.25);
}
.skill-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}
.skill-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}
.skill-icon.blue { background: rgba(59,130,246,0.15); }
.skill-icon.green { background: rgba(34,197,94,0.15); }
.skill-icon.orange { background: rgba(245,158,11,0.15); }
.skill-icon.purple { background: rgba(139,92,246,0.15); }
.skill-icon.red { background: rgba(239,68,68,0.15); }
.skill-icon.cyan { background: rgba(6,182,212,0.15); }
.skill-icon.white { background: #fff; }
.skill-icon.discord-bg { background: #5865F2; }
.skill-name {
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
}
.skill-badge {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 2px 8px;
    border-radius: 6px;
    background: rgba(34,197,94,0.12);
    color: var(--green);
}
.skill-desc {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.6;
    margin-bottom: 12px;
}
.skill-stat {
    font-size: 0.78rem;
    color: var(--text-muted);
    background: rgba(255,255,255,0.03);
    padding: 4px 10px;
    border-radius: 6px;
    display: inline-block;
}
.skills-note {
    text-align: center;
    margin-top: 36px;
    font-size: 0.9rem;
    color: var(--text-dim);
}
.skills-note strong { color: var(--text); }

/* ── Models ── */
#models { background: rgba(255,255,255,0.01); }
.models-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
@media (max-width: 640px) {
    .models-grid { grid-template-columns: repeat(2, 1fr); }
}
.model-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 24px;
    text-align: center;
    transition: transform 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.model-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-accent);
}
.model-logo {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
}
.model-logo img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
}
.model-logo.transparent { background: transparent; width: 56px; height: 56px; }
.model-logo.transparent-lg { background: transparent; width: 62px; height: 62px; }
.model-logo.transparent img,
.model-logo.transparent-lg img { border-radius: 10px; max-width: 88%; max-height: 88%; }
.model-logo.transparent-lg img { max-width: 92%; max-height: 92%; }
.model-name {
    font-weight: 600;
    font-size: 0.95rem;
}
.model-desc {
    font-size: 0.8rem;
    color: var(--text-dim);
    line-height: 1.5;
}
.models-more {
    text-align: center;
    margin-top: 24px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ── How It Works ── */
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    counter-reset: step;
}
.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 28px;
    position: relative;
    transition: transform 0.2s, border-color 0.2s;
}
.step-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-accent);
}
.step-number {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    color: rgba(255,255,255,0.06);
    position: absolute;
    top: 16px;
    right: 24px;
    line-height: 1;
}
.step-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    margin-top: 8px;
}
.step-card p {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.6;
}
.step-highlight {
    display: inline-block;
    background: rgba(59,130,246,0.15);
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 5px;
    font-weight: 600;
    font-size: 0.82rem;
    margin-bottom: 12px;
}

/* ── Privacy ── */
#privacy { background: rgba(255,255,255,0.01); }
.privacy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}
.privacy-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 28px;
    transition: transform 0.2s;
}
.privacy-card:hover { transform: translateY(-2px); }
.privacy-icon {
    font-size: 1.8rem;
    margin-bottom: 14px;
    color: var(--text-dim);
}
.privacy-icon svg {
    width: 32px;
    height: 32px;
    display: block;
}
.privacy-icon .ollama-icon {
    width: 36px;
    height: 36px;
    background: #fff;
    border-radius: 8px;
    padding: 4px;
}
.privacy-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.privacy-card p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ── Demos ── */
#demos { background: rgba(255,255,255,0.01); }
.demo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 1100px;
    margin: 0 auto;
}
@media (max-width: 900px) {
    .demo-grid { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); max-width: none; }
}
.demo-video {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.2s;
}
.demo-video:hover { transform: translateY(-2px); }
.demo-video-inner {
    position: relative;
    height: 0;
    background: #000;
}
.demo-video-inner:not(.short-ratio) {
    padding-bottom: 56.25%; /* 16:9 fallback */
}
.demo-video-inner.short-ratio {
    padding-bottom: 177.78%; /* 9:16 Shorts */
}
.demo-video-inner iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
}
.demo-label {
    padding: 14px 18px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dim);
}
.demo-cta {
    text-align: center;
    margin-top: 32px;
}

/* ── CTA Banner ── */
.cta-banner {
    position: relative;
    z-index: 1;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px 80px;
}
.cta-card {
    background: linear-gradient(135deg, rgba(59,130,246,0.12), rgba(139,92,246,0.12));
    border: 1px solid rgba(59,130,246,0.2);
    border-radius: var(--radius);
    padding: 56px 40px;
    text-align: center;
}
.cta-card h2 {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 14px;
}
.cta-card p {
    font-size: 1.05rem;
    color: var(--text-dim);
    margin-bottom: 28px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ── Footer ── */
footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border);
    padding: 48px 24px 32px;
}
.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
}
.footer-brand {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}
.footer-brand span { color: var(--accent); }
.footer-tagline {
    font-size: 0.88rem;
    color: var(--text-dim);
    margin-bottom: 20px;
    max-width: 300px;
}
.footer-social {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}
.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-dim);
    text-decoration: none;
    transition: all 0.2s;
    font-size: 0.9rem;
}
.footer-social a:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-accent);
    color: var(--text);
}
.footer-col h4 {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 16px;
}
.footer-col a {
    display: block;
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.88rem;
    margin-bottom: 10px;
    transition: color 0.2s;
}
.footer-col a:hover { color: var(--text); }
.footer-bottom {
    max-width: var(--max-width);
    margin: 40px auto 0;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-muted);
}
.footer-bottom a {
    color: var(--text-dim);
    text-decoration: none;
}
.footer-bottom a:hover { color: var(--text); }

/* ── Responsive ── */
@media (max-width: 900px) {
    .loop-cards, .steps { grid-template-columns: 1fr; }
    .loop-flow { flex-direction: column; }
    .loop-arrow { transform: rotate(90deg); }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .demo-grid { grid-template-columns: 1fr; }
    section { padding: 56px 20px; }
    #hero { padding: 60px 20px 56px; }
}
@media (max-width: 640px) {
    .models-grid { grid-template-columns: repeat(2, 1fr); }
    .skills-grid { grid-template-columns: 1fr; }
    .privacy-grid { grid-template-columns: 1fr; }
    .nav-links { gap: 16px; }
    .nav-links a:not(.nav-cta) { display: none; }
    .hero-title { font-size: 2.2rem; }
    .hero-icon { width: 72px; height: 72px; border-radius: 18px; }
    .hero-actions { flex-direction: column; align-items: center; }
    .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
}

/* ── Animations ── */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate {
    animation: fadeInUp 0.6s ease-out both;
}
.animate:nth-child(2) { animation-delay: 0.1s; }
.animate:nth-child(3) { animation-delay: 0.2s; }
.animate:nth-child(4) { animation-delay: 0.3s; }
.animate:nth-child(5) { animation-delay: 0.4s; }
.animate:nth-child(6) { animation-delay: 0.5s; }

/* SVG Icons inline */
.icon-svg { width: 22px; height: 22px; fill: currentColor; }

/* ── Utility classes (replacing inline style attributes) ── */
.link-accent { color: var(--accent); }
.skills-cta-wrap { text-align: center; margin-top: 32px; }