/* ══════════════════════════════════════════════════════════════
   AmbTrack — Design System v2
   Mysterious · Precise · Life-saving
   ══════════════════════════════════════════════════════════════ */

/* ── Design Tokens ─────────────────────────────────────────── */
:root {
    /* Backgrounds */
    --bg:        #060810;
    --bg-2:      #0D1117;
    --bg-3:      #161B22;
    --bg-4:      #1E242D;

    /* Borders */
    --border:    rgba(240, 246, 252, 0.07);
    --border-md: rgba(240, 246, 252, 0.12);
    --border-lg: rgba(240, 246, 252, 0.18);

    /* Text */
    --text-1: #F0F6FC;
    --text-2: #B1BAC4;
    --text-3: #7D8590;
    --text-4: #484F58;

    /* Brand — Emergency Crimson */
    --crimson:      #FF2D55;
    --crimson-dark: #CC1F42;
    --crimson-dim:  rgba(255, 45, 85, 0.12);
    --crimson-glow: rgba(255, 45, 85, 0.22);

    /* Status Colors */
    --blue:   #2F81F7;
    --amber:  #FF9500;
    --green:  #3FB950;
    --purple: #BC8CFF;

    /* Glow variants */
    --blue-dim:   rgba(47, 129, 247, 0.12);
    --amber-dim:  rgba(255, 149, 0, 0.12);
    --green-dim:  rgba(63, 185, 80, 0.12);
    --purple-dim: rgba(188, 140, 255, 0.12);

    /* Layout */
    --nav-h:      68px;
    --wrap-w:     1160px;
    --wrap-n:     760px;
    --section-py: 112px;

    /* Typography */
    --font-sans:    'Inter', system-ui, -apple-system, sans-serif;
    --font-display: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;

    /* Radius */
    --r-sm: 6px;
    --r:    12px;
    --r-lg: 20px;
    --r-xl: 28px;

    /* Easing */
    --ease:     cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-in:  cubic-bezier(0.4, 0, 1, 1);

    /* Shadows */
    --shadow-card: 0 1px 3px rgba(0,0,0,0.5), 0 8px 24px rgba(0,0,0,0.4);
    --shadow-glow: 0 0 60px var(--crimson-glow), 0 0 120px rgba(255,45,85,0.1);
}

/* ── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-1);
    background: var(--bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
ul, ol { list-style: none; }

/* Selection */
::selection {
    background: var(--crimson);
    color: #fff;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--crimson-dark); }

/* Focus visible */
:focus-visible {
    outline: 2px solid var(--crimson);
    outline-offset: 3px;
}

/* Screen-reader only */
.sr-only {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Skip nav */
.skip-nav {
    position: absolute; top: -100%; left: 1rem;
    background: var(--crimson); color: #fff;
    padding: 0.5rem 1rem; border-radius: var(--r);
    font-weight: 600; z-index: 10000;
    transition: top 0.2s;
}
.skip-nav:focus { top: 1rem; }

/* ── Layout Helpers ─────────────────────────────────────────── */
.wrap {
    max-width: var(--wrap-w);
    margin: 0 auto;
    padding: 0 24px;
}
.wrap-narrow {
    max-width: var(--wrap-n);
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Reveal Animations ──────────────────────────────────────── */
@keyframes fade-up {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}
@keyframes scale-in {
    from { opacity: 0; transform: scale(0.97); }
    to   { opacity: 1; transform: scale(1); }
}

.reveal-section { opacity: 0; transform: translateY(20px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal-section.visible { opacity: 1; transform: none; }

.reveal-item { opacity: 0; transform: translateY(20px); transition: opacity 0.6s var(--ease) var(--delay, 0s), transform 0.6s var(--ease) var(--delay, 0s); }
.reveal-item.visible { opacity: 1; transform: none; }

/* ── Section Styles ─────────────────────────────────────────── */
.section { padding: var(--section-py) 0; }
.section-alt { background: var(--bg-2); }

.section-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--crimson);
    margin-bottom: 20px;
}
.section-label::before {
    content: '';
    display: block;
    width: 24px; height: 1px;
    background: var(--crimson);
    opacity: 0.6;
}

.section-h2 {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.03em;
    color: var(--text-1);
    margin-bottom: 20px;
}
.section-h2 em {
    font-style: italic;
    font-weight: 300;
    color: var(--text-2);
}
.section-h2.align-left { text-align: left; }

.section-sub {
    font-size: 1.0625rem;
    color: var(--text-3);
    line-height: 1.7;
    max-width: 600px;
    margin-bottom: 56px;
}

/* ══════════════════════════════════════════════════════════════
   NAVIGATION
   ══════════════════════════════════════════════════════════════ */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-h);
    z-index: 1000;
    transition: background 0.3s var(--ease), border-color 0.3s var(--ease), backdrop-filter 0.3s;
    border-bottom: 1px solid transparent;
}
.site-header.scrolled {
    background: rgba(6, 8, 16, 0.92);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom-color: var(--border);
}

.nav-inner {
    max-width: var(--wrap-w);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-1);
    flex-shrink: 0;
}
.nav-logo-mark {
    width: 32px; height: 32px;
    background: var(--crimson);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    flex: 1;
    justify-content: center;
}
.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-3);
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-1); }

.nav-cta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.nav-link-ghost {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-3);
    transition: color 0.2s;
}
.nav-link-ghost:hover { color: var(--text-1); }

.btn-nav-cta {
    font-size: 0.8125rem;
    font-weight: 600;
    color: #fff;
    background: var(--crimson);
    padding: 8px 18px;
    border-radius: 9999px;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
    white-space: nowrap;
}
.btn-nav-cta:hover {
    background: var(--crimson-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px var(--crimson-glow);
}

/* Hamburger */
.nav-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    margin-left: auto;
}
.nav-burger span {
    display: block;
    width: 22px; height: 2px;
    background: var(--text-2);
    border-radius: 2px;
    transition: all 0.25s var(--ease);
}
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.nav-mobile {
    position: fixed;
    inset: 0;
    background: var(--bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transform: scale(1.03);
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.nav-mobile.open {
    opacity: 1;
    pointer-events: auto;
    transform: none;
}
.nav-mobile a {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-2);
    padding: 12px 24px;
    transition: color 0.2s;
}
.nav-mobile a:hover { color: var(--text-1); }

/* ══════════════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: calc(var(--nav-h) + 48px) 24px 0;
    overflow: hidden;
}

/* Atmospheric glow */
.hero-glow {
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 900px; height: 700px;
    background: radial-gradient(ellipse at 50% 30%, rgba(255,45,85,0.2) 0%, rgba(220,38,38,0.08) 40%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* Floating orbs */
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
    animation: orb-float 8s ease-in-out infinite;
}
.orb-1 {
    width: 500px; height: 500px;
    background: rgba(255,45,85,0.07);
    top: 5%; right: -10%;
    animation-delay: 0s;
}
.orb-2 {
    width: 360px; height: 360px;
    background: rgba(47,129,247,0.05);
    bottom: 15%; left: -8%;
    animation-delay: -4s;
}
@keyframes orb-float {
    0%, 100% { transform: translateY(0) scale(1); }
    50%       { transform: translateY(-24px) scale(1.04); }
}

/* Dot grid */
.hero-grid {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 32px 32px;
    z-index: 0;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 0%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 0%, transparent 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 860px;
    text-align: center;
    animation: fade-up 1s var(--ease) both;
}

/* Eyebrow */
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-3);
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-md);
    border-radius: 9999px;
    padding: 7px 16px;
    margin-bottom: 40px;
    letter-spacing: 0.01em;
}
.eyebrow-sep { color: var(--text-4); }

/* Live pulse */
.live-pulse {
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--green);
    position: relative;
    flex-shrink: 0;
}
.live-pulse::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: var(--green);
    opacity: 0.3;
    animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes ping {
    75%, 100% { transform: scale(2.2); opacity: 0; }
}

/* Headline */
.hero-h1 {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 7vw, 5rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.04em;
    color: var(--text-1);
    margin-bottom: 28px;
    animation: fade-up 1s var(--ease) 0.1s both;
}
.hero-em {
    font-style: italic;
    font-weight: 800;
    color: var(--crimson);
    position: relative;
    display: inline;
}
.hero-muted {
    display: block;
    color: var(--text-3);
    font-weight: 700;
    margin-top: 4px;
    font-size: 0.85em;
    letter-spacing: -0.02em;
}

/* Sub-copy */
.hero-p {
    font-size: 1.0625rem;
    color: var(--text-3);
    line-height: 1.75;
    max-width: 540px;
    margin: 0 auto 40px;
    animation: fade-up 1s var(--ease) 0.2s both;
}
.hero-p strong { color: var(--text-2); font-weight: 600; }

/* CTAs */
.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    animation: fade-up 1s var(--ease) 0.3s both;
}

.btn-primary-hero {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: #fff;
    background: var(--crimson);
    padding: 13px 28px;
    border-radius: 9999px;
    transition: background 0.2s, transform 0.25s var(--ease), box-shadow 0.25s;
    white-space: nowrap;
}
.btn-primary-hero:hover {
    background: var(--crimson-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--crimson-glow);
}

.btn-ghost-hero {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-3);
    padding: 13px 24px;
    border-radius: 9999px;
    border: 1px solid var(--border-md);
    transition: color 0.2s, border-color 0.2s, transform 0.25s var(--ease);
}
.btn-ghost-hero:hover {
    color: var(--text-1);
    border-color: var(--border-lg);
    transform: translateY(-2px);
}

/* Proof strip */
.proof-strip {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: var(--wrap-w);
    margin-top: 72px;
    animation: fade-in 1s var(--ease) 0.5s both;
}
.proof-inner {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-bottom: none;
    border-radius: var(--r-lg) var(--r-lg) 0 0;
    padding: 32px 40px;
    gap: 0;
}
.proof-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}
.proof-num {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3.5vw, 2.25rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    color: var(--text-1);
    line-height: 1;
}
.proof-unit {
    font-size: 0.6em;
    font-weight: 600;
    color: var(--text-3);
    margin-left: 3px;
    vertical-align: baseline;
}
.proof-label {
    font-size: 0.75rem;
    color: var(--text-4);
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}
.proof-divider {
    width: 1px;
    height: 40px;
    background: var(--border);
    flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════════
   PROBLEM SECTION
   ══════════════════════════════════════════════════════════════ */
.problem-section {
    padding: var(--section-py) 0;
    position: relative;
    overflow: hidden;
}
.problem-section::before {
    content: '';
    position: absolute;
    left: 50%; top: 50%;
    transform: translate(-50%, -50%);
    width: 700px; height: 500px;
    background: radial-gradient(ellipse at center, rgba(255,45,85,0.04) 0%, transparent 70%);
    pointer-events: none;
}
.problem-h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4.5vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--text-1);
    margin-bottom: 24px;
}
.problem-p {
    font-size: 1rem;
    color: var(--text-3);
    line-height: 1.75;
    max-width: 640px;
    margin-bottom: 56px;
}
.problem-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}
.problem-stat {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.stat-num {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    line-height: 1;
}
.stat-desc {
    font-size: 0.875rem;
    color: var(--text-3);
    font-weight: 500;
    max-width: 180px;
    line-height: 1.4;
}
.problem-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    padding: 0 8px;
}
.connector-line {
    width: 1px;
    height: 28px;
    background: linear-gradient(to bottom, transparent, var(--border-md));
}
.connector-vs {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-4);
}

/* ══════════════════════════════════════════════════════════════
   HOW IT WORKS
   ══════════════════════════════════════════════════════════════ */
.process-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
    counter-reset: process;
}
.process-list::before {
    content: '';
    position: absolute;
    left: 19px;
    top: 20px;
    bottom: 20px;
    width: 1px;
    background: linear-gradient(to bottom, var(--crimson-dim), transparent);
}
.process-step {
    display: flex;
    gap: 32px;
    padding: 32px 0;
    border-bottom: 1px solid var(--border);
    position: relative;
}
.process-step:last-child { border-bottom: none; }

.process-num {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--crimson);
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--crimson-dim);
    border: 1px solid rgba(255,45,85,0.2);
    position: relative;
    z-index: 1;
}
.process-body h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-1);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.process-body p {
    font-size: 0.9375rem;
    color: var(--text-3);
    line-height: 1.7;
    max-width: 560px;
}

/* ══════════════════════════════════════════════════════════════
   FEATURES — BENTO GRID
   ══════════════════════════════════════════════════════════════ */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.bento-card {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 28px 28px 24px;
    transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease), box-shadow 0.3s;
    position: relative;
    overflow: hidden;
}
.bento-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 120% 80% at 10% 0%, rgba(255,255,255,0.025) 0%, transparent 60%);
    pointer-events: none;
}
.bento-card:hover {
    border-color: var(--border-md);
    background: var(--bg-4);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}
.bento-card h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-1);
    margin: 16px 0 8px;
    letter-spacing: -0.01em;
}
.bento-card p {
    font-size: 0.875rem;
    color: var(--text-3);
    line-height: 1.65;
    margin-bottom: 20px;
}

/* Bento icons */
.bento-icon {
    width: 44px; height: 44px;
    border-radius: var(--r);
    display: flex;
    align-items: center;
    justify-content: center;
}
.bento-icon--crimson  { background: var(--crimson-dim); color: var(--crimson); }
.bento-icon--amber    { background: var(--amber-dim);   color: var(--amber);   }
.bento-icon--blue     { background: var(--blue-dim);    color: var(--blue);    }
.bento-icon--purple   { background: var(--purple-dim);  color: var(--purple);  }
.bento-icon--green    { background: var(--green-dim);   color: var(--green);   }

/* Bento tags */
.bento-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 9999px;
}
.bento-tag--crimson { background: var(--crimson-dim); color: var(--crimson); }
.bento-tag--amber   { background: var(--amber-dim);   color: var(--amber);   }
.bento-tag--blue    { background: var(--blue-dim);    color: var(--blue);    }
.bento-tag--purple  { background: var(--purple-dim);  color: var(--purple);  }
.bento-tag--green   { background: var(--green-dim);   color: var(--green);   }

/* ══════════════════════════════════════════════════════════════
   DASHBOARDS / ROLES
   ══════════════════════════════════════════════════════════════ */
.roles-container { margin-top: 0; }

.role-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 48px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.role-tabs::-webkit-scrollbar { display: none; }

.role-tab {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-3);
    border-bottom: 2px solid transparent;
    border-radius: 0;
    transition: color 0.2s, border-color 0.2s;
    white-space: nowrap;
    flex-shrink: 0;
    background: none;
    margin-bottom: -1px;
}
.role-tab:hover { color: var(--text-1); }
.role-tab.active {
    color: var(--text-1);
    border-bottom-color: var(--crimson);
}
.role-tab-num {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--text-4);
}
.role-tab.active .role-tab-num { color: var(--crimson); }

.role-panel { display: none; }
.role-panel.active { display: block; animation: fade-in 0.3s var(--ease); }

.role-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.role-info h3 {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3vw, 1.875rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-1);
    margin-bottom: 16px;
    line-height: 1.2;
}
.role-info p {
    font-size: 0.9375rem;
    color: var(--text-3);
    line-height: 1.75;
    margin-bottom: 28px;
}
.role-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.role-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-2);
    line-height: 1.5;
}
.role-list li::before {
    content: '';
    display: block;
    width: 6px; height: 6px;
    background: var(--crimson);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 6px;
}

/* Mockups */
.role-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
}
.mockup-phone {
    width: 220px;
    background: var(--bg-3);
    border: 1px solid var(--border-md);
    border-radius: 28px;
    padding: 12px;
    box-shadow: 0 24px 64px rgba(0,0,0,0.6);
    position: relative;
}
.mockup-phone::before {
    content: '';
    position: absolute;
    top: 8px; left: 50%;
    transform: translateX(-50%);
    width: 60px; height: 6px;
    background: var(--bg-4);
    border-radius: 3px;
}
.mockup-tablet {
    width: 320px;
    background: var(--bg-3);
    border: 1px solid var(--border-md);
    border-radius: 20px;
    padding: 12px;
    box-shadow: 0 24px 64px rgba(0,0,0,0.6);
}
.mockup-screen {
    background: var(--bg-2);
    border-radius: 16px;
    overflow: hidden;
    padding-top: 20px;
}
.mockup-phone .mockup-screen { border-radius: 20px; padding-top: 28px; }
.mockup-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
}
.mockup-badge {
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: 9999px;
}
.mockup-badge.green   { background: var(--green-dim);   color: var(--green);   }
.mockup-badge.amber   { background: var(--amber-dim);   color: var(--amber);   }
.mockup-badge.blue    { background: var(--blue-dim);    color: var(--blue);    }
.mockup-badge.purple  { background: var(--purple-dim);  color: var(--purple);  }
.mockup-meta {
    font-size: 0.6875rem;
    color: var(--text-3);
    font-weight: 500;
}
.mockup-map {
    height: 80px;
    background: linear-gradient(135deg, #0D1117 0%, #1E242D 100%);
    position: relative;
    overflow: hidden;
}
.mockup-map--red    { background: linear-gradient(135deg, #1a0a0d 0%, #2d0f16 100%); }
.mockup-map--amber  { background: linear-gradient(135deg, #1a120a 0%, #2d1f0a 100%); }
.mockup-map--purple { background: linear-gradient(135deg, #0f0a1a 0%, #1a0d2d 100%); }
.mockup-map::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 60%; height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}
.mockup-card {
    padding: 12px 14px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.mockup-card small { font-size: 0.625rem; color: var(--text-4); text-transform: uppercase; letter-spacing: 0.08em; }
.mockup-card strong { font-size: 0.75rem; color: var(--text-1); font-weight: 600; }
.mockup-critical { font-size: 0.6875rem; color: var(--crimson); font-weight: 500; }
.mockup-stat-row {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
}
.mockup-stat {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px 8px;
    border-right: 1px solid var(--border);
}
.mockup-stat:last-child { border-right: none; }
.mockup-stat strong { font-size: 1.125rem; font-weight: 800; color: var(--text-1); line-height: 1; }
.mockup-stat span   { font-size: 0.625rem; color: var(--text-4); text-transform: uppercase; margin-top: 3px; }
.mockup-btns {
    display: flex;
    gap: 8px;
    padding: 12px 14px;
}
.mockup-btn-sos {
    background: var(--crimson);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    padding: 8px 14px;
    border-radius: var(--r);
    flex-shrink: 0;
    cursor: default;
}
.mockup-btn-sec {
    background: var(--bg-4);
    color: var(--text-2);
    font-size: 0.7rem;
    font-weight: 600;
    padding: 8px 12px;
    border-radius: var(--r);
    flex: 1;
    cursor: default;
}
.mockup-btn-amber {
    background: var(--amber);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 8px 14px;
    border-radius: var(--r);
    cursor: default;
}

/* ══════════════════════════════════════════════════════════════
   INFRASTRUCTURE
   ══════════════════════════════════════════════════════════════ */
.infra-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
    margin-bottom: 72px;
}
.infra-p {
    font-size: 0.9375rem;
    color: var(--text-3);
    line-height: 1.75;
    max-width: 440px;
    margin-top: 16px;
}
.infra-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.metric-card {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 28px 24px;
    transition: border-color 0.3s, transform 0.3s var(--ease);
}
.metric-card:hover {
    border-color: var(--border-md);
    transform: translateY(-3px);
}
.metric-val {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    color: var(--text-1);
    line-height: 1;
    margin-bottom: 8px;
}
.metric-unit {
    font-size: 0.5em;
    font-weight: 600;
    color: var(--text-3);
    vertical-align: middle;
}
.metric-name {
    font-size: 0.8125rem;
    color: var(--text-4);
    font-weight: 500;
    line-height: 1.4;
}

/* Stack strip */
.stack-strip {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 24px 0;
    border-top: 1px solid var(--border);
}
.stack-label-text {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-4);
    flex-shrink: 0;
}
.stack-items {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.stack-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-4);
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 9999px;
    padding: 6px 14px;
    transition: color 0.2s, border-color 0.2s;
}
.stack-item:hover {
    color: var(--text-2);
    border-color: var(--border-md);
}

/* ══════════════════════════════════════════════════════════════
   FAQ
   ══════════════════════════════════════════════════════════════ */
.faq-list { margin-top: 0; }

.faq-item {
    border-bottom: 1px solid var(--border);
}
.faq-item:first-child { border-top: 1px solid var(--border); }

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-1);
    cursor: pointer;
    list-style: none;
    transition: color 0.2s;
    user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+';
    font-size: 1.375rem;
    font-weight: 300;
    color: var(--text-4);
    flex-shrink: 0;
    line-height: 1;
    transition: transform 0.3s var(--ease), color 0.2s;
}
.faq-item[open] summary::after {
    transform: rotate(45deg);
    color: var(--crimson);
}
.faq-item summary:hover { color: var(--text-1); }
.faq-item[open] summary { color: var(--text-1); }

.faq-body {
    padding-bottom: 22px;
}
.faq-body p {
    font-size: 0.9375rem;
    color: var(--text-3);
    line-height: 1.75;
}

/* ══════════════════════════════════════════════════════════════
   CTA SECTION
   ══════════════════════════════════════════════════════════════ */
.cta-section {
    padding: var(--section-py) 0;
    position: relative;
    overflow: hidden;
}
.cta-glow {
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 800px; height: 600px;
    background: radial-gradient(ellipse at 50% 0%, rgba(255,45,85,0.12) 0%, transparent 60%);
    pointer-events: none;
}
.cta-inner {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}
.cta-h2 {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 5vw, 3.25rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.1;
    color: var(--text-1);
    margin-bottom: 20px;
}
.cta-h2 em {
    font-style: italic;
    font-weight: 300;
    color: var(--text-3);
}
.cta-p {
    font-size: 1rem;
    color: var(--text-3);
    line-height: 1.7;
    margin-bottom: 48px;
}

/* Demo form */
.demo-form { width: 100%; }
.demo-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
}
.form-group { display: flex; flex-direction: column; }
.demo-input {
    width: 100%;
    background: var(--bg-3);
    border: 1px solid var(--border-md);
    border-radius: var(--r);
    padding: 13px 16px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--text-1);
    transition: border-color 0.2s, box-shadow 0.2s;
    appearance: none;
    -webkit-appearance: none;
}
.demo-input::placeholder { color: var(--text-4); }
.demo-input:focus {
    outline: none;
    border-color: var(--crimson);
    box-shadow: 0 0 0 3px var(--crimson-dim);
}
.demo-select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%237D8590' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.demo-error {
    font-size: 0.875rem;
    color: var(--crimson);
    text-align: left;
    margin-bottom: 12px;
    min-height: 20px;
}
.btn-demo-submit {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: #fff;
    background: var(--crimson);
    border: none;
    border-radius: var(--r);
    padding: 15px 28px;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s var(--ease), box-shadow 0.2s;
    margin-top: 4px;
}
.btn-demo-submit:hover {
    background: var(--crimson-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px var(--crimson-glow);
}
.btn-demo-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}
.demo-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 40px 24px;
    color: var(--green);
    animation: scale-in 0.4s var(--ease);
}
.demo-success strong { font-size: 1.125rem; font-weight: 700; }
.demo-success span   { font-size: 0.9375rem; color: var(--text-3); }

.cta-separator {
    margin: 28px 0;
    font-size: 0.8125rem;
    color: var(--text-4);
    display: flex;
    align-items: center;
    gap: 16px;
}
.cta-separator::before, .cta-separator::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}
.btn-cta-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-2);
    border: 1px solid var(--border-md);
    border-radius: var(--r);
    padding: 13px 32px;
    transition: color 0.2s, border-color 0.2s, transform 0.2s var(--ease);
}
.btn-cta-ghost:hover {
    color: var(--text-1);
    border-color: var(--border-lg);
    transform: translateY(-2px);
}
.cta-note {
    display: block;
    margin-top: 16px;
    font-size: 0.8125rem;
    color: var(--text-4);
}

/* ══════════════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════════════ */
.site-footer {
    padding: 72px 0 32px;
    border-top: 1px solid var(--border);
}
.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}
.footer-brand p {
    font-size: 0.875rem;
    color: var(--text-3);
    line-height: 1.6;
    margin-top: 12px;
}
.footer-address {
    font-size: 0.8125rem;
    color: var(--text-4);
    font-style: normal;
    line-height: 1.6;
    margin-top: 10px;
}
.footer-address a { color: var(--text-4); transition: color 0.2s; }
.footer-address a:hover { color: var(--crimson); }
.footer-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.footer-col strong {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--text-2);
    letter-spacing: 0.04em;
}
.footer-col a {
    font-size: 0.875rem;
    color: var(--text-4);
    transition: color 0.2s;
}
.footer-col a:hover { color: var(--text-2); }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.8125rem;
    color: var(--text-4);
}

/* Back to top */
.back-to-top {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 44px; height: 44px;
    background: var(--bg-3);
    border: 1px solid var(--border-md);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-3);
    z-index: 500;
    transition: color 0.2s, background 0.2s, transform 0.2s var(--ease);
}
.back-to-top:hover {
    background: var(--bg-4);
    color: var(--text-1);
    transform: translateY(-3px);
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .bento-grid      { grid-template-columns: 1fr 1fr; }
    .infra-layout    { grid-template-columns: 1fr; gap: 48px; }
    .infra-metrics   { grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .footer-top      { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
    :root { --section-py: 72px; }

    /* Nav */
    .nav-links, .nav-cta { display: none; }
    .nav-burger { display: flex; }

    /* Hero */
    .hero-h1 { font-size: 2.4rem; }
    .proof-inner { flex-direction: column; gap: 24px; align-items: flex-start; padding: 24px; }
    .proof-divider { width: 40px; height: 1px; }

    /* Sections */
    .bento-grid    { grid-template-columns: 1fr; }
    .role-grid     { grid-template-columns: 1fr; gap: 36px; }
    .role-mockup   { order: -1; }
    .infra-metrics { grid-template-columns: 1fr 1fr; }
    .demo-fields   { grid-template-columns: 1fr; }
    .footer-top    { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }

    .problem-stats { flex-direction: column; gap: 32px; }
    .problem-connector { flex-direction: row; height: auto; padding: 0; }
    .connector-line { width: 28px; height: 1px; }
}

@media (max-width: 480px) {
    :root { --section-py: 56px; }
    .hero { padding-top: calc(var(--nav-h) + 32px); }
    .hero-actions { flex-direction: column; }
    .btn-primary-hero, .btn-ghost-hero { width: 100%; justify-content: center; }
    .proof-inner { border-radius: var(--r-lg) var(--r-lg) 0 0; }
    .infra-metrics { grid-template-columns: 1fr 1fr; }
    .role-tabs { gap: 0; }
    .role-tab { padding: 12px 14px; font-size: 0.8125rem; }
}

/* ── Print ──────────────────────────────────────────────────── */
@media print {
    .site-header, .back-to-top, .orb, .hero-glow, .hero-grid { display: none; }
    body { background: white; color: black; }
}