/* ============================================================
   MatterPilot.AI — public marketing site (www.matterpilot.ai)
   Built ON the theme.css design tokens — this file adds only the
   marketing-page layer (nav, hero, sections, footer). theme.css
   stays pristine (port convention). Dark theme, blue→violet accent.
   ============================================================ */

/* ---- Page scaffold: escape the app shell's overflow:hidden ---- */
body.site {
    overflow: auto;
    height: auto;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background:
        radial-gradient(1200px 700px at 75% -10%, color-mix(in oklab, var(--accent) 7%, transparent), transparent 60%),
        linear-gradient(180deg, var(--bg-grad-1), var(--bg-grad-2));
}

.site-main { flex: 1 0 auto; }

/* Shared width container for nav, sections and footer */
.site-wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; width: 100%; }

/* ---- Top navigation ---- */
.site-nav {
    position: sticky; top: 0; z-index: 50;
    background: color-mix(in srgb, var(--bg) 78%, transparent);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
}
.site-nav-inner {
    max-width: 1140px; margin: 0 auto; padding: 0 24px;
    height: 64px; display: flex; align-items: center; gap: 28px;
}
.site-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); flex-shrink: 0; }
.site-brand-mark {
    width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center;
    background: linear-gradient(150deg, var(--accent), color-mix(in oklab, var(--accent) 55%, #7c3aed));
    box-shadow: 0 6px 16px -6px var(--accent), inset 0 1px 0 rgba(255,255,255,0.35);
}
.site-brand-word { font-size: 16px; font-weight: 750; letter-spacing: -0.015em; white-space: nowrap; }
.site-brand-word b { color: var(--accent-text); }

.site-links { display: flex; align-items: center; gap: 4px; flex: 1; }
.site-link {
    padding: 8px 12px; border-radius: 8px; text-decoration: none;
    font-size: 13.5px; font-weight: 550; color: var(--text-2);
    transition: color .12s ease, background .12s ease;
}
.site-link:hover { color: var(--text); background: var(--surface-2); }
.site-link.active { color: var(--text); background: var(--accent-softer); }
.site-links-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.site-burger { display: none; }

/* ---- Hero ---- */
.site-hero {
    position: relative; overflow: hidden;
    border-bottom: 1px solid var(--border);
    background:
        radial-gradient(900px 520px at 20% -10%, color-mix(in oklab, var(--accent) 15%, transparent), transparent 62%),
        radial-gradient(700px 600px at 95% 110%, color-mix(in oklab, var(--accent) 8%, transparent), transparent 60%);
}
.site-hero::after {
    content: ''; position: absolute; inset: 0; opacity: .5; pointer-events: none;
    background-image: linear-gradient(var(--border-faint) 1px, transparent 1px),
                      linear-gradient(90deg, var(--border-faint) 1px, transparent 1px);
    background-size: 46px 46px;
    mask-image: radial-gradient(760px 520px at 35% 30%, #000, transparent 75%);
    -webkit-mask-image: radial-gradient(760px 520px at 35% 30%, #000, transparent 75%);
}
.site-hero-inner {
    position: relative; z-index: 1;
    max-width: 1140px; margin: 0 auto; padding: 88px 24px 84px;
    display: flex; flex-direction: column; align-items: flex-start; gap: 22px;
    max-width: 1140px;
}
.site-eyebrow {
    font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--accent-text);
    display: inline-flex; align-items: center; gap: 8px;
}
.site-h1 {
    font-family: 'Inter Tight', var(--font-ui);
    font-size: clamp(34px, 5.4vw, 58px); line-height: 1.06; font-weight: 800;
    letter-spacing: -0.03em; text-wrap: balance; max-width: 15ch; margin: 0;
}
.site-hero-sub { font-size: clamp(15px, 1.8vw, 17.5px); line-height: 1.65; color: var(--text-2); max-width: 58ch; margin: 0; }
.site-hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 6px; }

/* ---- Trust strip ---- */
.trust-strip { border-bottom: 1px solid var(--border); background: color-mix(in srgb, var(--surface) 55%, transparent); }
.trust-strip-inner {
    max-width: 1140px; margin: 0 auto; padding: 16px 24px;
    display: flex; flex-wrap: wrap; gap: 10px 34px; align-items: center; justify-content: center;
}
.trust-item { display: inline-flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 550; color: var(--text-2); white-space: nowrap; }
.trust-item svg, .trust-item .icon { color: var(--accent-text); flex-shrink: 0; }

/* ---- Section rhythm ---- */
.site-section { max-width: 1140px; margin: 0 auto; padding: 72px 24px; width: 100%; }
.site-section + .site-section { border-top: 1px solid var(--border-faint); }
.section-eyebrow {
    font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--accent-text); margin-bottom: 12px;
}
.section-head {
    font-family: 'Inter Tight', var(--font-ui);
    font-size: clamp(24px, 3.2vw, 34px); line-height: 1.15; font-weight: 800;
    letter-spacing: -0.025em; text-wrap: balance; margin: 0 0 12px;
}
.section-sub { font-size: 15px; line-height: 1.7; color: var(--text-2); max-width: 66ch; margin: 0 0 30px; }
.section-center { text-align: center; }
.section-center .section-sub { margin-left: auto; margin-right: auto; }

/* ---- Feature / module grids ---- */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--gap); }
.feature-card { display: flex; flex-direction: column; gap: 10px; }
.feature-ic {
    width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
    background: var(--accent-soft); color: var(--accent-text); flex-shrink: 0;
}
.feature-t { font-size: 15px; font-weight: 700; letter-spacing: -0.01em; }
.feature-d { font-size: 13.5px; line-height: 1.65; color: var(--text-2); }
.feature-d + .feature-d { margin-top: 2px; }

/* Two-column split (problem/solution, spotlight text+visual) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--gap) * 1.6); align-items: start; }

/* ---- Spotlight band (Output Packs etc.) ---- */
.spotlight {
    position: relative; overflow: hidden;
    border: 1px solid var(--accent-border); border-radius: var(--r-xl);
    padding: clamp(26px, 4vw, 44px);
    background:
        radial-gradient(700px 380px at 12% 0%, color-mix(in oklab, var(--accent) 14%, transparent), transparent 62%),
        var(--surface);
}
.chip-flow { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.chip-flow .tag { white-space: nowrap; }
.chip-arrow { color: var(--text-4); flex-shrink: 0; display: inline-flex; }

/* Plain pill chips (department packs etc.) */
.pill-row { display: flex; flex-wrap: wrap; gap: 10px; }
.pill {
    padding: 8px 14px; border-radius: 999px; font-size: 13px; font-weight: 550;
    border: 1px solid var(--border-strong); color: var(--text-2); background: var(--surface);
}

/* Checklist rows (security/why lists) */
.check-list { display: flex; flex-direction: column; gap: 12px; }
.check-item { display: flex; gap: 11px; align-items: flex-start; font-size: 13.5px; line-height: 1.6; color: var(--text-2); }
.check-item .ck {
    width: 20px; height: 20px; border-radius: 6px; display: grid; place-items: center; flex-shrink: 0; margin-top: 1px;
    background: var(--green-soft); color: var(--green);
}
.check-item strong { color: var(--text); font-weight: 650; }

/* ---- CTA band ---- */
.cta-band {
    border: 1px solid var(--accent-border); border-radius: var(--r-xl);
    padding: clamp(30px, 5vw, 52px); text-align: center;
    background:
        radial-gradient(600px 300px at 50% -20%, color-mix(in oklab, var(--accent) 16%, transparent), transparent 65%),
        var(--surface);
    display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.cta-band .section-head { margin-bottom: 0; }

/* ---- Footer ---- */
.site-footer { border-top: 1px solid var(--border); background: var(--rail); flex-shrink: 0; }
.site-footer-inner {
    max-width: 1140px; margin: 0 auto; padding: 44px 24px 30px;
    display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: var(--gap);
}
.site-footer-tag { font-size: 13px; line-height: 1.65; color: var(--text-3); max-width: 40ch; margin: 14px 0 0; }
.site-footer-col { display: flex; flex-direction: column; gap: 9px; }
.site-footer-head { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-4); margin-bottom: 4px; }
.site-footer-col a { font-size: 13px; color: var(--text-2); text-decoration: none; }
.site-footer-col a:hover { color: var(--text); }
.site-footer-legal {
    max-width: 1140px; margin: 0 auto; padding: 16px 24px 26px;
    border-top: 1px solid var(--border-faint);
    display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: center;
    font-size: 12px; color: var(--text-4);
}

/* ---- Forms on public pages (demo) ---- */
.site-form-card { max-width: 720px; }
.site-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px var(--gap); }
.site-form-grid .field-full { grid-column: 1 / -1; }
.module-checks { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 8px; }
.module-check {
    display: flex; align-items: center; gap: 9px; padding: 9px 12px;
    border: 1px solid var(--border); border-radius: var(--r-md);
    font-size: 13px; color: var(--text-2); cursor: pointer;
    transition: border-color .12s ease, background .12s ease;
}
.module-check:hover { background: var(--surface-2); }
.module-check input { accent-color: var(--accent); }
/* Honeypot: off-screen, not display:none (bots skip hidden fields) */
.hp-field { position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden; }

/* ---- Compliance document panel (resources/{slug}) ----
   Deliberately LIGHT ("paper") inside the dark chrome — visual continuity
   with the downloadable PDF twin, so literal light values, not theme tokens.
   Typography targets BARE elements: the WebsiteDocs fragments are class-free
   so the same HTML renders here and inside the PDF shell. */
.doc-panel {
    background: #f7f8fa; color: #1c2430;
    border: 1px solid var(--border-strong); border-radius: var(--r-xl);
    padding: clamp(26px, 4.5vw, 56px);
    max-width: 860px;
    font-size: 14.5px; line-height: 1.75;
}
.doc-panel h1 { font-size: 26px; line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 6px; color: #10161f; }
.doc-panel h2 { font-size: 19px; line-height: 1.3; letter-spacing: -0.015em; margin: 34px 0 10px; color: #10161f; }
.doc-panel h3 { font-size: 15.5px; margin: 24px 0 8px; color: #10161f; }
.doc-panel p { margin: 0 0 13px; }
.doc-panel ul, .doc-panel ol { margin: 0 0 13px; padding-left: 22px; }
.doc-panel li { margin-bottom: 6px; }
.doc-panel li::marker { color: #5a6b82; }
.doc-panel strong { color: #10161f; font-weight: 650; }
.doc-panel em { color: #46556b; }
.doc-panel hr { border: 0; border-top: 1px solid #dbe1ea; margin: 26px 0; }
.doc-panel table { width: 100%; border-collapse: collapse; margin: 0 0 16px; font-size: 13.5px; }
.doc-panel th, .doc-panel td { border: 1px solid #d5dce6; padding: 8px 11px; text-align: left; vertical-align: top; }
.doc-panel th { background: #eceff4; color: #10161f; font-weight: 650; }
/* Callout (the DPA solicitor-review warning etc.) — <blockquote> in fragments
   so it survives both renderers without classes. */
.doc-panel blockquote {
    margin: 0 0 16px; padding: 13px 16px;
    background: #fdf5e3; border: 1px solid #ecd9a8; border-left: 4px solid #d9a62e;
    border-radius: 8px; color: #5c4a14;
}
.doc-panel blockquote p { margin: 0; }
.doc-panel blockquote p + p { margin-top: 8px; }

/* ---- Pricing tiers ---- */
.tier-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: var(--gap); align-items: stretch; }
.tier-card {
    display: flex; flex-direction: column; gap: 12px;
    border: 1px solid var(--border-strong); border-radius: var(--r-xl);
    padding: 24px 22px; background: var(--surface);
}
.tier-card.tier-featured {
    border-color: var(--accent-border);
    background:
        radial-gradient(340px 200px at 50% -30%, color-mix(in oklab, var(--accent) 13%, transparent), transparent 65%),
        var(--surface);
}
.tier-name { font-family: 'Inter Tight', var(--font-ui); font-size: 19px; font-weight: 800; letter-spacing: -0.02em; }
.tier-for { font-size: 13px; line-height: 1.6; color: var(--text-3); min-height: 42px; }
.tier-card .check-list { gap: 9px; }
.tier-card .check-item { font-size: 13px; }
.tier-cta { margin-top: auto; padding-top: 10px; }
.tier-cta .btn { width: 100%; justify-content: center; }

/* ---- FAQs (plain details/summary — no JS) ---- */
.faq-list { display: flex; flex-direction: column; gap: 10px; max-width: 820px; }
.faq-item { border: 1px solid var(--border-strong); border-radius: var(--r-lg); background: var(--surface); }
.faq-item summary {
    list-style: none; cursor: pointer; padding: 15px 44px 15px 18px;
    font-size: 14.5px; font-weight: 650; letter-spacing: -0.01em; position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: ""; position: absolute; right: 18px; top: 50%;
    width: 9px; height: 9px; margin-top: -7px;
    border-right: 2px solid var(--text-3); border-bottom: 2px solid var(--text-3);
    transform: rotate(45deg); transition: transform .15s ease;
}
.faq-item[open] summary::after { transform: rotate(225deg); margin-top: -3px; }
.faq-item[open] summary { border-bottom: 1px solid var(--border-faint); }
.faq-a { padding: 14px 18px 16px; font-size: 13.5px; line-height: 1.7; color: var(--text-2); }
.faq-a p { margin: 0 0 10px; }
.faq-a p:last-child { margin-bottom: 0; }

/* ---- Guide articles (dark-theme long-form, unlike the light .doc-panel) ---- */
.guide-prose { max-width: 760px; }
.guide-prose h2 {
    font-family: 'Inter Tight', var(--font-ui);
    font-size: 21px; line-height: 1.25; font-weight: 750; letter-spacing: -0.02em;
    margin: 38px 0 12px;
}
.guide-prose p { font-size: 14.5px; line-height: 1.75; color: var(--text-2); margin: 0 0 14px; }
.guide-prose ul { margin: 0 0 14px; padding-left: 22px; }
.guide-prose li { font-size: 14.5px; line-height: 1.7; color: var(--text-2); margin-bottom: 7px; }
.guide-prose li::marker { color: var(--text-4); }
.guide-prose strong { color: var(--text); font-weight: 650; }

/* ---- Resources hub cards ---- */
.res-card { display: flex; flex-direction: column; gap: 10px; }
.res-meta { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-4); }
.res-actions { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: auto; padding-top: 8px; }
.res-actions a { font-size: 13px; font-weight: 600; color: var(--accent-text); text-decoration: none; }
.res-actions a:hover { text-decoration: underline; }

/* ---- Motion ---- */
@media (prefers-reduced-motion: no-preference) {
    .site-hero-inner > * { animation: site-rise .5s cubic-bezier(.2,.7,.2,1) both; }
    .site-hero-inner > *:nth-child(2) { animation-delay: .06s; }
    .site-hero-inner > *:nth-child(3) { animation-delay: .12s; }
    .site-hero-inner > *:nth-child(4) { animation-delay: .18s; }
    @keyframes site-rise { from { transform: translateY(10px); } to { transform: translateY(0); } }
}

/* ---- Focus visibility (keyboard) ---- */
.site a:focus-visible, .site button:focus-visible, .site input:focus-visible,
.site select:focus-visible, .site textarea:focus-visible {
    outline: 2px solid var(--accent); outline-offset: 2px;
}

/* ============ Responsive ============ */
@media (max-width: 1024px) {
    .split { grid-template-columns: 1fr; }
    .site-footer-inner { grid-template-columns: 1fr 1fr; }
    .site-footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
    .site-burger {
        display: grid; place-items: center; margin-left: auto;
        width: 40px; height: 40px; border-radius: 10px;
        background: var(--surface-2); border: 1px solid var(--border);
        color: var(--text); cursor: pointer;
    }
    .site-links {
        display: none;
        position: absolute; top: 64px; left: 0; right: 0;
        flex-direction: column; align-items: stretch; gap: 4px;
        padding: 14px 20px 18px;
        background: var(--bg); border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
    }
    .site-links.open { display: flex; }
    .site-link { padding: 12px 14px; font-size: 15px; }
    .site-links-actions { margin: 10px 0 0; flex-direction: column; align-items: stretch; }
    .site-links-actions .btn { justify-content: center; }
    .site-hero-inner { padding: 56px 24px 56px; }
    .site-section { padding: 52px 24px; }
    .site-form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    .site-footer-inner { grid-template-columns: 1fr; }
    .trust-strip-inner { gap: 8px 20px; justify-content: flex-start; }
    .site-hero-ctas .btn { flex: 1; justify-content: center; }
}