/* ─────────────────────────────────────────────────────────────
   ChofyAI Studio · Landing styles
   Paleta y tipografía alineadas con la app Tauri (neon-purple).
   ───────────────────────────────────────────────────────────── */

:root {
    /* Brand */
    --brand: #7c5cff;
    --brand-2: #5b3dd6;
    --brand-3: #9b7dff;
    --accent: #b3a0ff;

    /* Surfaces */
    --bg: #0a0a14;
    --bg-2: #0f0f1c;
    --bg-3: #14142a;
    --card: #15152a;
    --card-2: #1c1c36;
    --border: #ffffff14;
    --border-strong: #ffffff22;

    /* Text */
    --fg: #f3f3fb;
    --fg-mute: #b8b8d4;
    --fg-dim: #7d7d9f;

    /* Status */
    --ok: #2d7a66;
    --ok-fg: #9ad9c5;
    --warn: #f57f17;
    --warn-fg: #ffcd80;
    --err: #c53030;
    --err-fg: #ff9b9b;
    --info: var(--brand);
    --info-fg: var(--accent);

    --radius: 14px;
    --radius-lg: 22px;
    --max-w: 1180px;

    --shadow-glow: 0 20px 80px -20px rgba(124, 92, 255, 0.5);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent); text-decoration: none; transition: color 0.15s ease; }
a:hover { color: var(--brand-3); }

code, pre {
    font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}
code {
    font-size: 0.85em;
    padding: 1px 6px;
    background: var(--bg-3);
    border-radius: 4px;
    border: 1px solid var(--border);
}

/* ─── Topnav ──────────────────────────────────────────────── */
.topnav {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 14px 28px;
    background: rgba(10, 10, 20, 0.78);
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    border-bottom: 1px solid var(--border);
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--fg);
    font-size: 1rem;
    font-weight: 700;
}
.brand img { display: block; }
.nav-links {
    flex: 1;
    display: flex;
    gap: 22px;
    list-style: none;
    padding: 0;
    margin: 0;
    justify-content: center;
}
.nav-links a {
    color: var(--fg-mute);
    font-size: 0.92rem;
    font-weight: 500;
}
.nav-links a:hover { color: var(--fg); }
.nav-links a.active {
    color: var(--accent);
    position: relative;
}
.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 2px;
    background: var(--brand);
    border-radius: 2px;
}
.cta-mini {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--bg-3);
    border: 1px solid var(--border-strong);
    color: var(--fg);
    font-size: 0.86rem;
    font-weight: 500;
    transition: all 0.15s ease;
}
.cta-mini:hover {
    background: var(--card-2);
    border-color: var(--brand);
    color: var(--fg);
}

@media (max-width: 760px) {
    .nav-links { display: none; }
}

/* ─── Hero ────────────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 88vh;
    display: flex;
    align-items: center;
    padding: 80px 28px 60px;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(124, 92, 255, 0.35), transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(91, 61, 214, 0.25), transparent 55%),
        radial-gradient(circle at 50% 100%, rgba(155, 125, 255, 0.18), transparent 60%);
    pointer-events: none;
}
.hero-content {
    position: relative;
    max-width: var(--max-w);
    margin: 0 auto;
    width: 100%;
}
.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}
.badge {
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 500;
    border: 1px solid var(--border-strong);
    background: var(--card);
    color: var(--fg-mute);
}
.badge-success { background: rgba(45, 122, 102, 0.18); color: var(--ok-fg); border-color: rgba(45, 122, 102, 0.4); }
.badge-warn    { background: rgba(245, 127, 23, 0.18); color: var(--warn-fg); border-color: rgba(245, 127, 23, 0.4); }
.badge-muted   { background: var(--card); color: var(--fg-dim); }

.hero h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.025em;
    margin: 0 0 22px;
}
.grad {
    background: linear-gradient(135deg, var(--brand-3) 0%, var(--brand) 50%, var(--brand-2) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.hero-sub {
    max-width: 640px;
    font-size: clamp(1rem, 1.6vw, 1.18rem);
    color: var(--fg-mute);
    margin: 0 0 36px;
}
.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
    margin-bottom: 56px;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 24px;
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.18s ease;
    border: 1px solid transparent;
}
.btn-primary {
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
    color: white;
    box-shadow: var(--shadow-glow);
}
.btn-primary:hover {
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 24px 60px -16px rgba(124, 92, 255, 0.7);
}
.btn-secondary {
    background: var(--card);
    color: var(--fg);
    border-color: var(--border-strong);
}
.btn-secondary:hover {
    background: var(--card-2);
    color: var(--fg);
    border-color: var(--brand);
}
.btn-link {
    background: transparent;
    color: var(--fg-mute);
    padding: 13px 8px;
}
.btn-link:hover { color: var(--accent); }

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 24px;
    max-width: 720px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}
.hero-stats > div { display: flex; flex-direction: column; gap: 4px; }
.hero-stats strong {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--brand-3), var(--brand));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-stats span { color: var(--fg-dim); font-size: 0.82rem; }

/* ─── Section base ─────────────────────────────────────────── */
.section {
    padding: 96px 28px;
    max-width: var(--max-w);
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}
.section-alt {
    max-width: none;
    background: var(--bg-2);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.section-alt > * { max-width: var(--max-w); margin-left: auto; margin-right: auto; }
.section-alt > header, .section-alt > .platforms-table-wrap, .section-alt > .install-grid, .section-alt > .about-body {
    padding-left: 28px;
    padding-right: 28px;
}
.section-alt .platforms-table-wrap,
.section-alt .install-grid,
.section-alt .about-body {
    max-width: var(--max-w);
}
.section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 56px;
}
.kicker {
    display: inline-block;
    color: var(--brand-3);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 10px;
}
.section-head h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 700;
    line-height: 1.18;
    margin: 0 0 14px;
    letter-spacing: -0.02em;
}
.section-head p {
    color: var(--fg-mute);
    font-size: 1.04rem;
    margin: 0;
}

/* ─── Tools grid ─────────────────────────────────────────── */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px;
}
.tool-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    transition: all 0.2s ease;
}
.tool-card:hover {
    transform: translateY(-2px);
    border-color: var(--brand);
    background: var(--card-2);
    box-shadow: 0 12px 40px -12px rgba(124, 92, 255, 0.3);
}
.tool-emoji { font-size: 2rem; margin-bottom: 10px; }
.tool-card h3 { font-size: 1.16rem; margin: 0 0 4px; }
.tool-cat {
    color: var(--brand-3);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin: 0 0 10px;
}
.tool-card p:nth-of-type(2) { color: var(--fg-mute); font-size: 0.92rem; margin: 0 0 14px; }
.tool-meta {
    display: flex;
    gap: 6px;
    align-items: center;
    color: var(--fg-dim);
    font-size: 0.78rem;
}
.tool-meta code { font-size: 0.78rem; }
.dot { color: var(--border-strong); }
.tool-card-extend {
    background: linear-gradient(160deg, var(--bg-3), var(--card));
    border-style: dashed;
}

/* ─── Platforms table ─────────────────────────────────────── */
.platforms-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--card);
}
.platforms-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.94rem;
    min-width: 560px;
}
.platforms-table th,
.platforms-table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
.platforms-table th {
    background: var(--bg-3);
    color: var(--fg-mute);
    font-weight: 600;
    font-size: 0.84rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.platforms-table tbody tr:last-child td { border-bottom: none; }
.platforms-table tbody tr:hover { background: var(--card-2); }
.cell-ok    { color: var(--ok-fg); font-weight: 500; }
.cell-mid   { color: var(--warn-fg); font-weight: 500; }
.cell-todo  { color: var(--fg-dim); }
.cell-no    { color: var(--err-fg); }
.caption {
    margin-top: 18px;
    color: var(--fg-mute);
    font-size: 0.88rem;
    text-align: center;
}

/* ─── Stack grid ──────────────────────────────────────────── */
.stack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px;
}
.stack-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 26px;
    transition: all 0.2s ease;
}
.stack-card:hover { border-color: var(--brand); background: var(--card-2); }
.stack-icon { font-size: 1.8rem; margin-bottom: 10px; }
.stack-card h3 { font-size: 1.1rem; margin: 0 0 8px; }
.stack-card p { color: var(--fg-mute); font-size: 0.92rem; margin: 0; }

/* ─── Install grid ─────────────────────────────────────────── */
.install-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 22px;
}
.install-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 26px;
}
.install-card h3 { margin: 0 0 6px; font-size: 1.16rem; }
.install-card .muted { color: var(--fg-dim); font-size: 0.86rem; margin: 0 0 16px; }
.install-card pre {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    font-size: 0.82rem;
    overflow-x: auto;
    color: var(--fg);
    margin: 0;
}
.install-card pre code { background: transparent; border: none; padding: 0; }

/* ─── Docs grid ──────────────────────────────────────────── */
.docs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}
.doc-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    transition: all 0.18s ease;
    color: var(--fg);
    display: block;
}
.doc-card:hover {
    transform: translateY(-2px);
    border-color: var(--brand);
    background: var(--card-2);
    color: var(--fg);
}
.doc-emoji { font-size: 1.6rem; display: block; margin-bottom: 8px; }
.doc-card h3 { font-size: 0.98rem; margin: 0 0 4px; }
.doc-card p { color: var(--fg-mute); font-size: 0.84rem; margin: 0; }

/* ─── About ──────────────────────────────────────────────── */
.about-body {
    max-width: 880px;
    margin: 0 auto;
    color: var(--fg-mute);
    font-size: 1.02rem;
}
.about-body > p {
    margin: 0 0 16px;
    line-height: 1.75;
}
.about-pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 18px;
    margin: 36px 0;
}
.about-pillars > div {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
}
.about-pillars h3 {
    color: var(--fg);
    font-size: 1.04rem;
    margin: 0 0 8px;
}
.about-pillars p {
    margin: 0;
    color: var(--fg-mute);
    font-size: 0.9rem;
    line-height: 1.6;
}
.about-author {
    margin-top: 28px;
    padding: 22px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card);
    text-align: center;
}
.about-author p { margin: 0; color: var(--fg-mute); }

/* ─── Footer ──────────────────────────────────────────────── */
.footer {
    background: var(--bg-2);
    border-top: 1px solid var(--border);
    padding: 56px 28px 28px;
}
.footer-cols {
    max-width: var(--max-w);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 32px;
}
.footer-cols > div:first-child p {
    color: var(--fg-dim);
    font-size: 0.9rem;
    margin: 8px 0 0;
}
.footer-cols h4 {
    color: var(--fg-mute);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0 0 12px;
}
.footer-cols ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.footer-cols a { color: var(--fg-mute); font-size: 0.9rem; }
.footer-cols a:hover { color: var(--fg); }
.footer-bottom {
    max-width: var(--max-w);
    margin: 36px auto 0;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    color: var(--fg-dim);
    font-size: 0.82rem;
    flex-wrap: wrap;
    gap: 12px;
}

@media (max-width: 760px) {
    .footer-cols { grid-template-columns: 1fr 1fr; }
    .footer-cols > div:first-child { grid-column: 1 / -1; }
    .section { padding: 72px 22px; }
    .hero { padding: 60px 22px 40px; }
}