/* ============================================================
   marketing.css
   The complete landing-page / marketing-site theme, extracted
   from index.php's existing inline <style> block so it can be
   shared by index.php AND every standalone solutions/*.php and
   products/*.php page without duplication.

   index.php's own app styles (--bg-canvas, .sidebar, .toolbar,
   .chat-*, .data-table, .macro-dashboard, .studio*, .control*
   etc.) are NOT included here — those stay exactly where they
   are in index.php's inline <style> block, unchanged. This file
   is only the public marketing/landing-page theme.
   ============================================================ */

:root {
    --radius: 8px;
    --radius-sm: 5px;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    --si-bg:            #070a0f;
    --si-surface:       #0d121a;
    --si-panel:         #10161f;
    --si-border:        #1c2431;
    --si-border-soft:   #161d28;
    --si-text:          #e9edf3;
    --si-text-dim:      #8b95a7;
    --si-text-faint:    #4d5566;
    --si-emerald:       #22a06b;
    --si-emerald-soft:  rgba(34,160,107,0.14);
    --si-violet:        #6f7bf5;
    --si-mono:          'JetBrains Mono', 'Courier New', monospace;
    --si-sans:          'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-dropdown: 0 8px 16px rgba(0, 0, 0, 0.3), 0 16px 40px rgba(0, 0, 0, 0.45);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body.marketing-page {
    background: var(--si-bg);
    color: var(--si-text);
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
a, button { cursor: pointer; }

/* ---------- NAV ---------- */
.si-nav {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px 56px; position: relative; z-index: 100;
}
.si-mark { display: flex; align-items: center; gap: 10px; }
.si-nav-links { display: flex; align-items: center; gap: 32px; }
.si-nav-links > a { color: var(--si-text-dim); text-decoration: none; font-size: 13.5px; font-weight: 500; transition: var(--transition); }
.si-nav-links > a:hover { color: var(--si-text); }
.si-mobile-menu { display: none; }
.si-nav-cta {
    padding: 8px 18px; border: 1px solid var(--si-border); border-radius: 7px;
    color: var(--si-text); font-size: 13px; font-weight: 600; text-decoration: none; transition: var(--transition);
}
.si-nav-cta:hover { background: var(--si-panel); border-color: #28324a; }

/* ---------- Dropdown ---------- */
.si-nav-dropdown { position: relative; }
.si-nav-dropdown-trigger {
    background: none; border: none; cursor: pointer;
    font-family: var(--si-sans); color: var(--si-text-dim);
    font-size: 13.5px; font-weight: 500; text-decoration: none;
    display: inline-flex; align-items: center;
    transition: var(--transition);
}
.si-nav-dropdown-trigger:hover,
.si-nav-dropdown-trigger.active { color: var(--si-text); }
.si-nav-dropdown-menu {
    display: none;
    position: absolute; top: 28px; left: -12px;
    background: var(--si-panel); border: 1px solid var(--si-border);
    border-radius: 10px; padding: 8px; min-width: 260px;
    box-shadow: var(--shadow-dropdown);
    z-index: 50;
}
.si-nav-dropdown.open .si-nav-dropdown-menu { display: block; }
.si-nav-dropdown-menu a {
    display: block; padding: 9px 12px; border-radius: 6px;
    color: var(--si-text-dim); text-decoration: none; font-size: 13.5px;
    transition: var(--transition);
}
.si-nav-dropdown-menu a:hover { background: var(--si-border-soft); color: var(--si-text); }

/* ---------- si-eyebrow (used inside page content) ---------- */
.si-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--si-mono); font-size: 11px; font-weight: 600; letter-spacing: 1.2px;
    text-transform: uppercase; color: var(--si-emerald);
    background: var(--si-emerald-soft); border: 1px solid rgba(34,160,107,0.25);
    padding: 5px 12px; border-radius: 20px; margin-bottom: 22px;
}
.si-eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--si-emerald); animation: si-pulse 1.6s ease-in-out infinite; }
@keyframes si-pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }

/* ---------- Buttons ---------- */
.si-btn-primary {
    width: 100%; padding: 12px; border: none; border-radius: 8px; cursor: pointer;
    background: linear-gradient(135deg, var(--si-emerald), #0f7a52);
    color: #fff; font-weight: 600; font-size: 14.5px; font-family: var(--si-sans);
    display: flex; align-items: center; justify-content: center; gap: 8px; transition: var(--transition);
}
.si-btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(34,160,107,0.3); }
.si-trust { display: flex; align-items: center; justify-content: center; gap: 7px; margin-top: 22px; font-size: 11px; color: var(--si-text-faint); font-family: var(--si-mono); }
.si-trust i { color: var(--si-emerald); }

/* ---------- Footer ---------- */
.si-footer { border-top: 1px solid var(--si-border); background: var(--si-bg); padding: 56px 56px 28px; position: relative; z-index: 2; }
.si-footer-grid { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.si-footer-brand .si-mark { margin-bottom: 14px; }
.si-footer-brand .lede { color: var(--si-text-dim); font-size: 13.5px; line-height: 1.6; max-width: 300px; margin-bottom: 18px; }
.si-footer-social { display: flex; gap: 10px; }
.si-footer-social a {
    width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center;
    background: var(--si-panel); border: 1px solid var(--si-border); color: var(--si-text-dim); text-decoration: none; font-size: 13px;
    transition: var(--transition);
}
.si-footer-social a:hover { color: var(--si-emerald); border-color: var(--si-emerald); }
.si-footer-col h5 { font-family: var(--si-mono); font-size: 11px; font-weight: 600; letter-spacing: 0.8px; text-transform: uppercase; color: var(--si-text-faint); margin-bottom: 16px; }
.si-footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 11px; }
.si-footer-col a { color: var(--si-text-dim); text-decoration: none; font-size: 13.5px; transition: var(--transition); }
.si-footer-col a:hover { color: var(--si-text); }
.si-footer-bottom { max-width: 1280px; margin: 40px auto 0; padding-top: 20px; border-top: 1px solid var(--si-border-soft); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.si-footer-bottom .copyright { color: var(--si-text-faint); font-size: 12px; font-family: var(--si-mono); }
.si-footer-bottom .si-trust { margin-top: 0; }

/* ---------- Reusable marketing-page hero/grid/CTA (new pages) ---------- */
.mp-hero { max-width: 1000px; margin: 0 auto; padding: 56px 24px 40px; text-align: center; }
.mp-hero h1 { font-size: 44px; font-weight: 800; letter-spacing: -1.3px; line-height: 1.12; color: var(--si-text); margin: 0 auto 16px; }
.mp-hero h1 em { color: var(--si-emerald); font-style: normal; }
.mp-hero .lede { color: var(--si-text-dim); font-size: 18px; line-height: 1.6; max-width: 720px; margin: 0 auto; }
.mp-badge { display: inline-flex; align-items: center; gap: 8px; font-family: var(--si-mono); font-size: 11px; font-weight: 600; letter-spacing: 1.2px; text-transform: uppercase; padding: 5px 12px; border-radius: 20px; margin-bottom: 22px; }
.mp-badge.live { color: var(--si-emerald); background: var(--si-emerald-soft); border: 1px solid rgba(34,160,107,0.25); }
.mp-badge.coming-soon { color: var(--si-violet); background: rgba(111,123,245,0.12); border: 1px solid rgba(111,123,245,0.3); }
.mp-grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; max-width: 1100px; margin: 0 auto 48px; padding: 0 24px; }
.mp-card { background: var(--si-panel); border: 1px solid var(--si-border); border-radius: 12px; padding: 24px; }
.mp-card i.mp-icon { color: var(--si-emerald); font-size: 26px; display: block; margin-bottom: 12px; }
.mp-card h4 { color: var(--si-text); font-size: 17px; font-weight: 600; margin: 0 0 8px; }
.mp-card p { color: var(--si-text-dim); font-size: 14px; line-height: 1.6; margin: 0; }
.mp-cta-band { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin: 8px 0 64px; }
.mp-section-heading { text-align: center; max-width: 700px; margin: 0 auto 36px; padding: 0 24px; }
.mp-section-heading h2 { color: var(--si-text); font-size: 28px; font-weight: 700; letter-spacing: -0.5px; margin-bottom: 8px; }
.mp-section-heading p { color: var(--si-text-dim); font-size: 15px; line-height: 1.6; }

/* ---------- Mobile ---------- */
@media (max-width: 980px) {
    .si-nav { padding: 18px 24px; }
    .si-nav-links { display: none; }
    .si-hamburger { display: block !important; }
    .si-mobile-menu {
        display: none; position: absolute; top: 64px; right: 24px; left: 24px;
        max-height: 75vh; overflow-y: auto;
        background: var(--si-panel); border: 1px solid var(--si-border); border-radius: 10px;
        padding: 8px; z-index: 50; box-shadow: var(--shadow-dropdown);
    }
    .si-mobile-menu.open { display: flex; flex-direction: column; }
    .si-mobile-menu > a { color: var(--si-text-dim); text-decoration: none; font-size: 14px; font-weight: 500; padding: 12px 14px; border-radius: 6px; display: block; }
    .si-mobile-menu > a:hover { background: var(--si-border-soft); color: var(--si-text); }
    .si-mobile-group-label { font-family: var(--si-mono); font-size: 10.5px; font-weight: 600; letter-spacing: 0.6px; text-transform: uppercase; color: var(--si-text-faint); padding: 12px 14px 4px; }

    /* Mobile nav accordion — replaces the flat group-label list for
       Solutions/Products, which previously rendered as one long
       undifferentiated list since .si-mobile-group-label had no real
       visual separation from the links around it. */
    .si-mobile-accordion { border-bottom: 1px solid var(--si-border-soft); }
    .si-mobile-accordion:last-of-type { border-bottom: none; }
    .si-mobile-accordion-trigger {
        width: 100%; display: flex; justify-content: space-between; align-items: center;
        background: none; border: none; color: var(--si-text);
        font-size: 14px; font-weight: 600; padding: 12px 14px; cursor: pointer;
        text-align: left; font-family: var(--si-sans); border-radius: 6px;
    }
    .si-mobile-accordion-trigger:hover { background: var(--si-border-soft); }
    .si-mobile-accordion-trigger i { font-size: 11px; color: var(--si-text-faint); transition: transform 0.2s ease; }
    .si-mobile-accordion-trigger.open i { transform: rotate(180deg); }
    .si-mobile-accordion-content { display: none; flex-direction: column; padding-left: 10px; }
    .si-mobile-accordion-content.open { display: flex; }
    .si-mobile-accordion-content a {
        color: var(--si-text-dim); text-decoration: none; font-size: 13.5px;
        padding: 10px 14px; border-radius: 6px; display: block;
    }
    .si-mobile-accordion-content a:hover { background: var(--si-border-soft); color: var(--si-text); }
    .si-mobile-menu-divider { height: 1px; background: var(--si-border-soft); margin: 6px 4px; }

    .si-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .si-footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
    .mp-hero h1 { font-size: 28px; letter-spacing: -0.6px; }
    .mp-hero .lede { font-size: 15px; }
    .mp-grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
    .si-footer { padding: 40px 24px 24px; }
    .si-footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .si-footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   Reusable patterns for long-form solution and product pages:
   flow diagrams, FAQ, comparison tables, stat bars, use-case
   walkthroughs.
   ============================================================ */

/* ---------- Stat bar ---------- */
.mp-stat-bar {
    display: flex; justify-content: center; gap: 48px; flex-wrap: wrap;
    padding: 28px 24px; margin: 0 auto 56px; max-width: 900px;
    border-top: 1px solid var(--si-border-soft); border-bottom: 1px solid var(--si-border-soft);
}
.mp-stat-bar .stat { text-align: center; }
.mp-stat-bar .stat .num { font-family: var(--si-mono); font-size: 26px; font-weight: 700; color: var(--si-text); }
.mp-stat-bar .stat .lbl { font-size: 12px; color: var(--si-text-faint); margin-top: 2px; }

/* ---------- Flow diagram (numbered steps connected by arrows) ---------- */
.mp-flow {
    display: flex; align-items: stretch; justify-content: center; gap: 0;
    max-width: 1100px; margin: 0 auto 56px; padding: 0 24px; flex-wrap: wrap;
}
.mp-flow-step {
    background: var(--si-panel); border: 1px solid var(--si-border); border-radius: 12px;
    padding: 22px 20px; flex: 1; min-width: 200px; position: relative;
}
.mp-flow-step .step-num {
    width: 28px; height: 28px; border-radius: 50%; background: var(--si-emerald-soft);
    color: var(--si-emerald); display: flex; align-items: center; justify-content: center;
    font-family: var(--si-mono); font-weight: 700; font-size: 13px; margin-bottom: 12px;
}
.mp-flow-step h4 { color: var(--si-text); font-size: 15px; font-weight: 600; margin-bottom: 6px; }
.mp-flow-step p { color: var(--si-text-dim); font-size: 13px; line-height: 1.55; margin: 0; }
.mp-flow-arrow {
    display: flex; align-items: center; justify-content: center;
    color: var(--si-text-faint); font-size: 18px; padding: 0 12px; flex-shrink: 0;
}
@media (max-width: 900px) {
    .mp-flow { flex-direction: column; }
    .mp-flow-arrow { transform: rotate(90deg); padding: 6px 0; }
}

/* ---------- Use-case walkthrough cards ---------- */
.mp-usecase {
    max-width: 900px; margin: 0 auto 24px; padding: 28px 32px;
    background: var(--si-panel); border: 1px solid var(--si-border); border-radius: 14px;
}
.mp-usecase .role {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--si-mono); font-size: 11px; font-weight: 600; letter-spacing: 0.6px;
    text-transform: uppercase; color: var(--si-violet);
    background: rgba(111,123,245,0.12); padding: 4px 10px; border-radius: 6px; margin-bottom: 14px;
}
.mp-usecase h4 { color: var(--si-text); font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.mp-usecase p { color: var(--si-text-dim); font-size: 14.5px; line-height: 1.7; margin-bottom: 10px; }
.mp-usecase .example-box {
    background: var(--si-surface); border: 1px solid var(--si-border-soft); border-radius: 8px;
    padding: 14px 16px; margin-top: 12px; font-family: var(--si-mono); font-size: 12.5px;
    color: var(--si-text-dim); line-height: 1.7;
}
.mp-usecase .example-box strong { color: var(--si-emerald); }
.mp-usecase .outcome {
    display: flex; gap: 8px; align-items: flex-start; margin-top: 14px;
    color: var(--si-text); font-size: 14px; font-weight: 500;
}
.mp-usecase .outcome i { color: var(--si-emerald); margin-top: 3px; }

/* ---------- Comparison table ---------- */
.mp-compare {
    max-width: 900px; margin: 0 auto 56px; padding: 0 24px;
}
.mp-compare table { width: 100%; border-collapse: collapse; background: var(--si-panel); border: 1px solid var(--si-border); border-radius: 12px; overflow: hidden; }
.mp-compare th { text-align: left; padding: 14px 18px; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.4px; color: var(--si-text-faint); background: var(--si-surface); border-bottom: 1px solid var(--si-border); }
.mp-compare td { padding: 14px 18px; font-size: 13.5px; color: var(--si-text-dim); border-bottom: 1px solid var(--si-border-soft); }
.mp-compare tr:last-child td { border-bottom: none; }
.mp-compare td.yes { color: var(--si-emerald); font-weight: 600; }
.mp-compare td.no { color: var(--si-text-faint); }
.mp-compare td.you-col { color: var(--si-text); font-weight: 600; }

/* ---------- FAQ accordion ---------- */
.mp-faq { max-width: 800px; margin: 0 auto 56px; padding: 0 24px; }
.mp-faq-item { border-bottom: 1px solid var(--si-border-soft); }
.mp-faq-item summary {
    padding: 18px 4px; font-size: 15px; font-weight: 600; color: var(--si-text);
    cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.mp-faq-item summary::-webkit-details-marker { display: none; }
.mp-faq-item summary::after { content: '+'; color: var(--si-text-faint); font-size: 20px; font-weight: 400; }
.mp-faq-item[open] summary::after { content: '−'; }
.mp-faq-item p { padding: 0 4px 18px; color: var(--si-text-dim); font-size: 14px; line-height: 1.7; margin: 0; }

@media (max-width: 768px) {
    .mp-stat-bar { gap: 28px; }
    .mp-usecase { padding: 20px; }
}