/* ============================================================
   Radar 36 — Modern Static Site Design System
   "360° of Security" — white-label cybersecurity delivery OS
   ============================================================ */

/* ---- Design tokens (Default White / Light Theme) ---- */
:root {
  --brand-accent: #4F46E5;
  --brand-accent-2: #6366F1;
  --brand-accent-glow: rgba(79, 70, 229, 0.12);
  --brand-accent-soft: rgba(79, 70, 229, 0.06);

  --bg: #FAFAFC;
  --surface: #FFFFFF;
  --surface-2: #F1F5F9;
  --surface-border: #E2E8F0;
  --surface-border-strong: #CBD5E1;

  --text: #0F172A;
  --text-2: #475569;
  --text-3: #64748B;
  --text-4: #94A3B8;

  --red: #DC2626;
  --emerald: #059669;
  --amber: #D97706;
  --violet: #7C3AED;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-glass: 0 8px 30px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 0 50px -10px rgba(79, 70, 229, 0.15);
  --shadow-soft: 0 20px 40px -15px rgba(15, 23, 42, 0.07);

  --container: 1200px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);

  --font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

/* Optional Dark Theme override */
[data-theme="dark"], .dark-theme {
  --bg: #030304;
  --surface: #0A0A0C;
  --surface-2: #0e0e12;
  --surface-border: #1F1F24;
  --surface-border-strong: #2a2a32;

  --text: #ffffff;
  --text-2: #a1a1aa;
  --text-3: #71717a;
  --text-4: #52525b;

  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
  --shadow-soft: 0 20px 50px -20px rgba(0,0,0,0.6);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; }
ul { margin: 0; padding: 0; list-style: none; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface-border); border-radius: 6px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: #CBD5E1; }

::selection { background: var(--brand-accent); color: #fff; }

/* ---- Layout helpers ---- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 140px 0; position: relative; }
.section--tint { background: rgba(241,245,249,0.5); }
.section--bordered { border-top: 1px solid var(--surface-border); border-bottom: 1px solid var(--surface-border); }
.grid { display: grid; gap: 24px; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-accent);
  font-weight: 700;
  margin-bottom: 14px;
}
.h1 { font-size: clamp(2.75rem, 6vw, 5.5rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.04; margin: 0 0 24px; color: var(--text); }
.h2 { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 800; letter-spacing: -0.025em; line-height: 1.08; margin: 0 0 20px; color: var(--text); }
.h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); font-weight: 700; letter-spacing: -0.015em; margin: 0 0 12px; color: var(--text); }
.lead { font-size: clamp(1rem, 1.4vw, 1.25rem); color: var(--text-2); font-weight: 400; max-width: 60ch; }
.muted { color: var(--text-2); }
.mono { font-family: var(--font-mono); }
.center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

.text-gradient {
  background: linear-gradient(135deg, #0F172A 0%, #334155 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.text-gradient-accent {
  background: linear-gradient(135deg, #0F172A 0%, var(--brand-accent) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.accent { color: var(--brand-accent); }

/* ---- Background ambience & floating blob animations ---- */
.ambient { position: fixed; inset: 0; z-index: -2; pointer-events: none; overflow: hidden; }
.blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.3; }
.blob-1 { width: 560px; height: 560px; background: var(--brand-accent); top: -160px; left: -120px; animation: float-blob-1 18s ease-in-out infinite alternate; }
.blob-2 { width: 500px; height: 500px; background: #818CF8; bottom: -180px; right: -120px; opacity: 0.25; animation: float-blob-2 22s ease-in-out infinite alternate; }
.grid-noise { position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(15,23,42,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,23,42,0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 70%);
}
.bg-radial { background: radial-gradient(circle at 50% 0%, var(--brand-accent-glow) 0%, rgba(250,250,252,0) 70%); }

@keyframes float-blob-1 {
  0% { transform: translate(0px, 0px) scale(1); filter: blur(90px); }
  33% { transform: translate(80px, -60px) scale(1.18); filter: blur(110px); }
  66% { transform: translate(-50px, 70px) scale(0.92); filter: blur(85px); }
  100% { transform: translate(0px, 0px) scale(1); filter: blur(90px); }
}

@keyframes float-blob-2 {
  0% { transform: translate(0px, 0px) scale(1); }
  50% { transform: translate(-90px, -80px) scale(1.22); }
  100% { transform: translate(0px, 0px) scale(1); }
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 var(--brand-accent-glow); }
  70% { box-shadow: 0 0 0 20px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.animate-float {
  animation: float-subtle 6s ease-in-out infinite alternate;
}
@keyframes float-subtle {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-10px); }
}

/* ---- Navigation ---- */
.nav-wrap { position: fixed; top: 0; left: 0; right: 0; z-index: 100; display: flex; justify-content: center; padding: 16px 16px; pointer-events: none; }
.nav {
  pointer-events: auto;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 10px 14px 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--surface-border);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  box-shadow: 0 10px 30px -10px rgba(0,0,0,0.08);
  transition: all .4s var(--ease);
  width: min(100%, 1060px);
}
.nav--scrolled { background: rgba(255,255,255,0.95); border-color: var(--surface-border-strong); box-shadow: var(--shadow-glass); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.01em; color: var(--text); white-space: nowrap; }
.brand-mark {
  width: 32px; height: 32px; border-radius: 10px;
  background: var(--brand-accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 11px; color: #ffffff;
  box-shadow: var(--shadow-glow);
  transition: background .5s var(--ease);
  position: relative; overflow: hidden;
}
.brand-mark::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.35) 50%, transparent 70%);
  transform: translateX(-120%); animation: shine 6s var(--ease) infinite;
}
.brand-name { font-size: 15px; color: var(--text); font-weight: 800; }
.nav-links { display: none; align-items: center; gap: 28px; font-size: 13px; font-weight: 600; letter-spacing: 0.01em; color: var(--text-2); }
.nav-links a { transition: color .2s; position: relative; white-space: nowrap; }
.nav-links a:hover { color: var(--text); }
.nav-links a::after { content:""; position:absolute; left:0; right:0; bottom:-6px; height:2px; background:var(--brand-accent); transform:scaleX(0); transform-origin:left; transition:transform .3s var(--ease); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-actions .btn { padding-left: 0px !important; }

.theme-btn {
  width: 36px; height: 36px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--surface-border);
  background: var(--surface);
  color: var(--text);
  transition: all .2s var(--ease);
  cursor: pointer;
}
.theme-btn:hover {
  border-color: var(--surface-border-strong);
  background: var(--surface-2);
  transform: scale(1.06);
}

/* ---- Hover Glow & Pop Animations ---- */
@keyframes button-glow-pulse {
  0% { box-shadow: 0 0 15px var(--brand-accent-glow), 0 0 30px var(--brand-accent-glow); }
  50% { box-shadow: 0 0 25px var(--brand-accent-glow), 0 0 50px var(--brand-accent-glow); }
  100% { box-shadow: 0 0 15px var(--brand-accent-glow), 0 0 30px var(--brand-accent-glow); }
}

@keyframes shine-slide {
  0% { transform: translateX(-120%) rotate(25deg); }
  100% { transform: translateX(200%) rotate(25deg); }
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 700; font-size: 13px; letter-spacing: 0.01em;
  padding: 14px 22px; border-radius: 12px;
  transition: transform .25s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease), border-color .3s var(--ease);
  white-space: nowrap; cursor: pointer; border: 1px solid transparent;
  position: relative; overflow: hidden;
}
.btn::before {
  content: "";
  position: absolute;
  top: 0; left: -100%; width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transform: skewX(-20deg);
  pointer-events: none;
}
.btn:hover::before {
  animation: shine-slide 0.8s ease-in-out;
}
.btn:hover {
  transform: translateY(-4px) scale(1.03);
}
.btn:hover .icon {
  transform: scale(1.2) rotate(6deg);
  transition: transform .25s var(--ease);
}
.btn:active {
  transform: translateY(-1px) scale(0.97);
}

.btn--primary {
  background: var(--brand-accent);
  color: #ffffff;
  box-shadow: 0 6px 20px -4px var(--brand-accent-glow);
}
.btn--primary:hover {
  background: var(--brand-accent);
  box-shadow: 0 12px 35px -5px var(--brand-accent-glow), 0 0 40px var(--brand-accent-glow);
  border-color: rgba(255,255,255,0.3);
}

.btn--ghost {
  background: var(--surface);
  color: var(--text);
  border-color: var(--surface-border);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover {
  border-color: var(--brand-accent);
  background: var(--surface-2);
  box-shadow: 0 10px 30px -8px var(--brand-accent-glow), 0 0 20px var(--brand-accent-soft);
}
.btn--light { background: #0F172A; color: #ffffff; }
.btn--light:hover { background: #1E293B; transform: translateY(-4px) scale(1.03); box-shadow: 0 10px 30px rgba(15,23,42,0.25); }
.btn--sm { padding: 10px 16px; font-size: 12px; border-radius: 999px; }
.btn--block { width: 100%; }
.icon { width: 1em; height: 1em; display: inline-block; vertical-align: -0.15em; flex: none; transition: transform .25s var(--ease); }
.icon svg { width: 100%; height: 100%; }

/* ---- Cards / glass ---- */
.card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-glass);
  transition: border-color .3s var(--ease), transform .3s var(--ease), box-shadow .35s var(--ease);
  position: relative;
  overflow: hidden;
}
.card:hover {
  border-color: var(--brand-accent);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -15px var(--brand-accent-glow), 0 0 30px var(--brand-accent-soft);
}
.glass { background: rgba(255,255,255,0.7); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border: 1px solid var(--surface-border); }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: 999px;
  border: 1px solid var(--surface-border);
  background: var(--surface); backdrop-filter: blur(8px);
  font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; color: var(--text-2);
  box-shadow: var(--shadow-glass);
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.chip:hover {
  transform: translateY(-2px) scale(1.02);
  border-color: var(--brand-accent);
  box-shadow: 0 6px 20px var(--brand-accent-glow);
}
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--brand-accent-2); box-shadow: 0 0 10px var(--brand-accent-2); }

/* ---- Form Controls & Playground Controls ---- */
.field { display: flex; flex-direction: column; margin-bottom: 12px; }
.field label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-2); margin-bottom: 6px; }

.input-control {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--surface-border);
  color: var(--text);
  font-size: 13px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.input-control:focus {
  outline: none;
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px var(--brand-accent-soft);
}
.select-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.preset-pill {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  border: 1px solid var(--surface-border);
  background: var(--surface-2);
  color: var(--text-2);
  cursor: pointer;
  transition: all .2s var(--ease);
}
.preset-pill:hover {
  border-color: var(--brand-accent);
  color: var(--text);
}
.preset-pill.active {
  background: var(--brand-accent);
  border-color: var(--brand-accent);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.color-picker-input {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--surface-border);
  background: none;
  cursor: pointer;
  padding: 0;
}

.dropzone-box {
  padding: 12px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px dashed var(--surface-border-strong);
}

.dns-box {
  padding: 14px;
  border-radius: var(--radius);
  background: var(--surface-2);
  border: 1px solid var(--surface-border);
}
.dns-code-block {
  font-size: 10px;
  color: var(--text-2);
  background: var(--surface);
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--surface-border);
  line-height: 1.7;
}
.mock-dots span { width: 11px; height: 11px; border-radius: 50%; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); }
.mock-url { flex: 1; display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 11px; color: var(--text-2); background: var(--bg); border: 1px solid var(--surface-border); padding: 6px 12px; border-radius: 8px; max-width: 360px; }
.mock-body { padding: 28px; min-height: 380px; }

/* ---- Stat tiles ---- */
.stat {
  padding: 24px;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.stat:hover {
  transform: translateY(-4px) scale(1.02);
  border-color: var(--brand-accent);
  box-shadow: 0 10px 25px -5px var(--brand-accent-glow);
}
.stat__label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; font-family: var(--font-mono); color: var(--text-3); }
.stat__value { font-size: 30px; font-weight: 800; margin-top: 6px; }

/* ---- Pills / badges ---- */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 9px; border-radius: 6px; font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; border: 1px solid; transition: transform .2s var(--ease); }
.badge:hover { transform: scale(1.05); }
.badge--crit { background: rgba(239,68,68,0.12); color: var(--red); border-color: rgba(239,68,68,0.3); }
.badge--high { background: rgba(249,115,22,0.12); color: #fb923c; border-color: rgba(249,115,22,0.3); }
.badge--med { background: rgba(234,179,8,0.12); color: var(--amber); border-color: rgba(234,179,8,0.3); }
.badge--ok { background: rgba(52,211,153,0.12); color: var(--emerald); border-color: rgba(52,211,153,0.3); }
.badge--neutral { background: rgba(113,113,122,0.15); color: var(--text-2); border-color: var(--surface-border-strong); }

/* ---- Feature grid ---- */
.feature {
  display: flex; flex-direction: column; justify-content: space-between;
  transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.feature:hover {
  transform: translateY(-8px) scale(1.01);
  border-color: var(--brand-accent);
  box-shadow: 0 20px 40px -10px var(--brand-accent-glow), 0 0 30px var(--brand-accent-soft);
}
.feature__icon {
  width: 48px; height: 48px; border-radius: 14px;
  background: var(--brand-accent-glow); border: 1.5px solid var(--brand-accent);
  display: flex; align-items: center; justify-content: center;
  color: var(--brand-accent) !important; margin-bottom: 22px;
  box-shadow: 0 4px 14px var(--brand-accent-glow);
  transition: transform .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}
.feature__icon .icon,
.feature__icon svg {
  width: 24px !important;
  height: 24px !important;
  color: var(--brand-accent) !important;
  stroke: var(--brand-accent) !important;
  display: block !important;
}
.feature:hover .feature__icon {
  transform: translateY(-4px) scale(1.12) rotate(6deg);
  border-color: var(--brand-accent);
  background: var(--brand-accent-soft);
  box-shadow: 0 8px 20px var(--brand-accent-glow);
}
.feature__more { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--surface-border); display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; color: var(--text-3); transition: color .3s var(--ease); }
.feature:hover .feature__more { color: var(--brand-accent); }
.feature:hover .feature__more .icon { transform: translateX(6px); color: var(--brand-accent); }
.feature__more .icon { transition: transform .3s var(--ease), color .3s var(--ease); }

/* ---- Footer ---- */
.footer { border-top: 1px solid var(--surface-border); padding: 40px 0; font-size: 13px; color: var(--text-3); }
.footer__inner { display: flex; flex-direction: column; gap: 22px; align-items: center; justify-content: space-between; }
.footer a { transition: color .2s; }
.footer a:hover { color: var(--text-2); }
.footer__links { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }

/* ---- Page header (interior pages) ---- */
.page-head { padding: 180px 0 60px; position: relative; text-align: center; }
.page-head .bg-radial { position: absolute; inset: 0; opacity: 0.7; z-index: -1; }

/* ---- Forms ---- */
.field { margin-bottom: 18px; text-align: left; }
.field label { display: block; font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); margin-bottom: 8px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 14px 16px; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--surface-border); color: var(--text);
  font-size: 14px; transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--brand-accent); box-shadow: 0 0 0 4px var(--brand-accent-soft); }
.field textarea { resize: vertical; min-height: 130px; }

/* ---- Legal prose & High-Contrast Headings ---- */
.legal {
  max-width: 860px;
  margin: 0 auto;
  font-size: 15px;
  line-height: 1.8;
}

/* Headings Light/Dark Adaptive Contrast */
.legal h2 {
  font-size: 22px !important;
  font-weight: 700 !important;
  margin: 40px 0 16px !important;
  letter-spacing: -0.01em !important;
  padding-bottom: 8px !important;
  color: var(--text, #0F172A) !important;
  border-bottom: 1px solid var(--surface-border, #E2E8F0) !important;
}

.legal h3 {
  font-size: 17px !important;
  font-weight: 600 !important;
  margin: 26px 0 10px !important;
  color: var(--text, #0F172A) !important;
}

.legal p {
  margin: 0 0 16px !important;
  color: var(--text-2, #334155) !important;
}

.legal ul.bullets {
  margin: 0 0 20px !important;
  padding-left: 0 !important;
  list-style: none !important;
}

.legal ul.bullets li {
  padding-left: 22px !important;
  position: relative !important;
  margin-bottom: 10px !important;
  color: var(--text-2, #334155) !important;
  line-height: 1.7 !important;
}

.legal ul.bullets li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--brand-accent, #4F46E5) !important;
  font-weight: 700;
}

/* Explicit Dark Theme Headings & Text Overrides */
[data-theme="dark"] .legal h2,
.dark-theme .legal h2,
[data-theme="dark"] .legal h3,
.dark-theme .legal h3 {
  color: #FFFFFF !important;
  border-bottom-color: rgba(255, 255, 255, 0.12) !important;
}

[data-theme="dark"] .legal p,
.dark-theme .legal p,
[data-theme="dark"] .legal ul.bullets li,
.dark-theme .legal ul.bullets li {
  color: #CBD5E1 !important;
}

/* ---- Table of Contents (.toc) Adaptive Styling ---- */
.toc {
  background: var(--surface-2, #F8FAFC) !important;
  border: 1px solid var(--surface-border-strong, #CBD5E1) !important;
  border-radius: 18px !important;
  padding: 24px 28px !important;
  margin-bottom: 40px !important;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05) !important;
}

[data-theme="dark"] .toc,
.dark-theme .toc {
  background: #0E0E12 !important;
  border-color: #2A2A32 !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3) !important;
}

.toc-header {
  font-size: 13.5px !important;
  font-weight: 700 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.06em !important;
  color: var(--brand-accent, #4F46E5) !important;
  margin-bottom: 18px !important;
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
}

.toc-grid {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)) !important;
  gap: 10px 14px !important;
}

.toc a {
  display: flex !important;
  align-items: center !important;
  padding: 10px 16px !important;
  background: var(--surface, #FFFFFF) !important;
  border: 1px solid var(--surface-border, #E2E8F0) !important;
  border-radius: 12px !important;
  color: var(--text, #0F172A) !important;
  font-size: 13.5px !important;
  font-weight: 600 !important;
  text-decoration: none !important;
  transition: all 0.25s ease !important;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04) !important;
}

[data-theme="dark"] .toc a,
.dark-theme .toc a {
  background: #161722 !important;
  border-color: #2A2A32 !important;
  color: #FFFFFF !important;
  box-shadow: none !important;
}

.toc a:hover {
  background: var(--brand-accent, #4F46E5) !important;
  color: #FFFFFF !important;
  border-color: var(--brand-accent, #4F46E5) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px var(--brand-accent-glow, rgba(79, 70, 229, 0.35)) !important;
}

/* ---- Notice Box Adaptive Styling ---- */
.notice-box {
  background: var(--brand-accent-soft, rgba(79, 70, 229, 0.08)) !important;
  border: 1px solid var(--brand-accent, #4F46E5) !important;
  color: var(--text, #0F172A) !important;
  border-radius: 16px !important;
  padding: 20px 24px !important;
  margin-bottom: 32px !important;
  font-size: 14px !important;
  line-height: 1.65 !important;
}

[data-theme="dark"] .notice-box,
.dark-theme .notice-box {
  color: #FFFFFF !important;
}

/* ---- Animations: reveal on scroll ---- */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); will-change: opacity, transform; }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal="fade"] { transform: none; }
[data-stagger] > * { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
[data-stagger].in > * { opacity: 1; transform: none; }
[data-stagger].in > *:nth-child(1){ transition-delay:.05s }
[data-stagger].in > *:nth-child(2){ transition-delay:.12s }
[data-stagger].in > *:nth-child(3){ transition-delay:.19s }
[data-stagger].in > *:nth-child(4){ transition-delay:.26s }
[data-stagger].in > *:nth-child(5){ transition-delay:.33s }
[data-stagger].in > *:nth-child(6){ transition-delay:.40s }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  [data-reveal], [data-stagger] > * { opacity: 1 !important; transform: none !important; }
}

/* ---- Keyframes ---- */
@keyframes float-blob-1 { 0%,100%{ transform: translate(0,0) scale(1);} 33%{ transform: translate(40px,-60px) scale(1.1);} 66%{ transform: translate(-30px,20px) scale(0.9);} }
@keyframes float-blob-2 { 0%,100%{ transform: translate(0,0) scale(1);} 50%{ transform: translate(-50px,40px) scale(1.15);} }
@keyframes shine { 0%{ transform: translateX(-120%);} 60%,100%{ transform: translateX(220%);} }
@keyframes pulse-soft { 0%,100%{ opacity:1;} 50%{ opacity:.55;} }
@keyframes pulse-dot { 0%,100%{ box-shadow: 0 0 0 0 var(--brand-accent-glow);} 50%{ box-shadow: 0 0 0 6px transparent;} }
@keyframes march { to { stroke-dashoffset: -20; } }
@keyframes scan-glow { 0%,100%{ opacity:.1; transform: translateY(-5%);} 50%{ opacity:.4; transform: translateY(105%);} }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes float-y { 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-10px);} }
@keyframes slide-in { from{ transform: translateX(100%);} to{ transform: translateX(0);} }
@keyframes fade-in { from{ opacity:0; transform: scale(.96);} to{ opacity:1; transform: scale(1);} }
@keyframes count-up { from{ opacity:0;} to{ opacity:1;} }
@keyframes gradient-pan { 0%{ background-position: 0% 50%;} 100%{ background-position: 200% 50%;} }

.animate-pulse-soft { animation: pulse-soft 3s infinite ease-in-out; }
.animate-float { animation: float-y 6s infinite ease-in-out; }
.animate-fade-in { animation: fade-in .5s var(--ease) forwards; }
.spin { animation: spin 1.1s linear infinite; }

/* Flow lines (SVG) */
.flow-line { stroke-dasharray: 6 4; animation: march 1s linear infinite; }
.flow-line-fast { stroke-dasharray: 4 3; animation: march .6s linear infinite; }
.flow-line-slow { stroke-dasharray: 8 6; animation: march 2.5s linear infinite; }
.scan-bar { animation: scan-glow 2.4s infinite ease-in-out; }

/* ---- Toast ---- */
.toast { position: fixed; bottom: 30px; right: 30px; z-index: 200; display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 14px; border: 1px solid rgba(52,211,153,0.3); background: rgba(10,10,12,0.92); backdrop-filter: blur(14px); box-shadow: var(--shadow-glass); max-width: 360px; animation: slide-in .35s var(--ease) forwards; }

/* ---- Responsive ---- */
@media (min-width: 768px) {
  .nav-links { display: flex; }
  .footer__inner { flex-direction: row; }
}
@media (max-width: 760px) {
  .section { padding: 90px 0; }
  .card { padding: 24px; }
  .mock-body { padding: 18px; }
}

/* ---- Playground: vulnerability rows ---- */
.vuln-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px; border-radius: 14px; border: 1px solid var(--surface-border); background: rgba(14,14,18,0.4); cursor: pointer; transition: border-color .25s var(--ease), background .25s var(--ease), transform .2s var(--ease); }
.vuln-row:hover { border-color: var(--surface-border-strong); transform: translateX(2px); }
.vuln-row.resolved { opacity: 0.72; }
.vuln-row__main { display: flex; align-items: center; gap: 12px; }
.vuln-dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.vuln-name { font-size: 13px; font-weight: 700; color: #fff; }
.vuln-meta { font-size: 10px; color: var(--text-3); margin-top: 2px; }
.vuln-row__tags { display: flex; align-items: center; gap: 10px; }
.accent-emerald { color: var(--emerald); }
.accent-red { color: var(--red); }

/* ---- Drawer ---- */
.drawer { position: absolute; inset: 0 auto 0 right; width: 100%; max-width: 380px; background: rgba(10,10,12,0.96); backdrop-filter: blur(16px); border-left: 1px solid var(--surface-border); box-shadow: var(--shadow-soft); padding: 24px; z-index: 30; transform: translateX(105%); transition: transform .4s var(--ease); display: flex; flex-direction: column; }
.drawer.open { transform: translateX(0); }
.drawer__head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; }
.icon-btn { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--surface-border); display: flex; align-items: center; justify-content: center; color: var(--text-3); font-size: 18px; transition: all .2s; }
.icon-btn:hover { color: #fff; background: var(--surface); }
.drawer__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px; }
.drawer__cell { padding: 12px; border-radius: 10px; background: var(--bg); border: 1px solid var(--surface-border); }
.drawer__val { font-size: 13px; font-weight: 700; margin-top: 4px; color: #fff; }
.drawer__path { padding: 12px; border-radius: 10px; background: var(--bg); border: 1px solid var(--surface-border); font-size: 11px; color: var(--red); margin-bottom: 16px; }
.drawer__footer { margin-top: auto; padding-top: 20px; border-top: 1px solid var(--surface-border); }
.resolved-box { display: flex; align-items: center; gap: 12px; padding: 16px; border-radius: 12px; background: rgba(52,211,153,0.08); border: 1px solid rgba(52,211,153,0.25); }
.resolved-box .icon { font-size: 26px; color: var(--emerald); }
.resolved-box strong { font-size: 13px; color: #6ee7b7; display: block; }

/* ---- Retest progress ---- */
.retest { padding: 16px; border-radius: 12px; border: 1px solid var(--surface-border); background: var(--bg); }
.retest__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.retest__bar { width: 100%; height: 4px; background: var(--surface-border); border-radius: 4px; overflow: hidden; }
.retest__fill { height: 100%; background: var(--brand-accent); transition: width .5s var(--ease); }
.retest__steps { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; padding-left: 8px; font-family: var(--font-mono); font-size: 11px; }
.retest__step { display: flex; align-items: center; gap: 10px; color: var(--text-4); }
.retest__step.done { color: var(--text-2); }
.retest__mark { color: var(--text-4); }
.retest__step.done .retest__mark { color: var(--emerald); }

/* ---- Pipeline toggle buttons ---- */
.pipe-toggle { display: inline-flex; padding: 6px; border-radius: 14px; background: var(--bg); border: 1px solid var(--surface-border); }
.pipe-toggle button { padding: 10px 18px; border-radius: 10px; font-size: 12px; font-weight: 700; color: var(--text-3); transition: all .3s var(--ease); }
.pipe-toggle button.is-active.trad { background: rgba(239,68,68,0.12); color: var(--red); border: 1px solid rgba(239,68,68,0.25); }
.pipe-toggle button.is-active.radar { background: var(--brand-accent); color: #050507; box-shadow: var(--shadow-glow); }

/* ---- Walkthrough stepper ---- */
.walk-step { width: 100%; text-align: left; padding: 22px; border-radius: 18px; border: 1px solid var(--surface-border); background: transparent; transition: all .3s var(--ease); display: flex; gap: 16px; align-items: flex-start; }
.walk-step.active { background: var(--surface); border-color: var(--brand-accent); box-shadow: var(--shadow-glow); }
.walk-step__num { width: 34px; height: 34px; border-radius: 10px; background: var(--surface); border: 1px solid var(--surface-border); display: flex; align-items: center; justify-content: center; font-family: var(--font-mono); font-weight: 700; font-size: 13px; color: var(--text-3); flex: none; }
.walk-step.active .walk-step__num { background: var(--brand-accent); color: #050507; border-color: transparent; }

/* ---- FAQ Section Styling ---- */
.faq-item {
  border: 1px solid var(--surface-border-strong, rgba(255, 255, 255, 0.12)) !important;
  border-radius: 16px !important;
  overflow: hidden !important;
  background: var(--surface, #111218) !important;
  transition: all 0.3s var(--ease, ease) !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2) !important;
}

.faq-item:hover {
  border-color: rgba(94, 106, 210, 0.4) !important;
  background: var(--surface-2, #161722) !important;
}

.faq-item.open {
  border-color: var(--brand-accent, #5E6AD2) !important;
  background: var(--surface-2, #161722) !important;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35), 0 0 24px rgba(94, 106, 210, 0.18) !important;
}

.faq-q {
  width: 100% !important;
  padding: 22px 24px !important;
  text-align: left !important;
  font-weight: 600 !important;
  font-size: 15.5px !important;
  color: var(--text, #ffffff) !important;
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
  gap: 16px !important;
  background: transparent !important;
  border: none !important;
  cursor: pointer !important;
  transition: color 0.2s ease !important;
}

.faq-q i, .faq-q svg {
  color: var(--brand-accent, #5E6AD2) !important;
  transition: transform 0.3s ease !important;
  flex-shrink: 0 !important;
  width: 18px !important;
  height: 18px !important;
}

.faq-item.open .faq-q i,
.faq-item.open .faq-q svg {
  transform: rotate(45deg) !important;
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.faq-item.open .faq-a {
  max-height: 320px;
}

.faq-a__inner {
  padding: 0 24px 24px 24px !important;
  border-top: 1px solid var(--surface-border, rgba(255, 255, 255, 0.08)) !important;
  margin-top: 0 !important;
  padding-top: 18px !important;
  font-size: 14px !important;
  color: var(--text-2, #d1d5db) !important;
  line-height: 1.7 !important;
}

/* ---- Testimonials ---- */
.t-slide { display: none; }
.t-slide.active { display: block; animation: fade-in .5s var(--ease); }
.t-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--surface-border-strong); transition: all .3s var(--ease); cursor: pointer; }
.t-dot.active { width: 24px; border-radius: 4px; background: var(--brand-accent-2); }

/* ---- Range inputs ---- */
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: 6px; background: var(--surface-border); outline: none; }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 20px; height: 20px; border-radius: 50%; background: var(--brand-accent); cursor: pointer; box-shadow: 0 0 0 4px var(--brand-accent-soft); transition: transform .2s; }
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }
input[type="range"]::-moz-range-thumb { width: 20px; height: 20px; border: none; border-radius: 50%; background: var(--brand-accent); cursor: pointer; }

/* ---- Color swatches ---- */
.swatch { width: 36px; height: 36px; border-radius: 50%; border: none; position: relative; transition: transform .2s var(--ease); cursor: pointer; }
.swatch.is-active::after { content: "✓"; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 800; color: #050507; }
.swatch.is-active { box-shadow: 0 0 0 4px rgba(255,255,255,0.15); transform: scale(1.1); }

/* ---- Mobile Navigation & Toggle Icon Styling ---- */
.nav-toggle {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 38px !important;
  height: 38px !important;
  border-radius: 50% !important;
  border: 1px solid var(--surface-border, #E2E8F0) !important;
  background: var(--surface, #FFFFFF) !important;
  color: var(--text, #0F172A) !important;
  cursor: pointer !important;
  padding: 0 !important;
  flex-shrink: 0 !important;
  transition: all 0.25s ease !important;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08) !important;
}

.nav-toggle:hover {
  background: var(--surface-2, #F1F5F9) !important;
  border-color: var(--surface-border-strong, #CBD5E1) !important;
  transform: scale(1.05) !important;
}

.nav-toggle .icon {
  width: 20px !important;
  height: 20px !important;
  color: var(--text, #0F172A) !important;
}

[data-theme="dark"] .nav-toggle,
.dark-theme .nav-toggle {
  background: #111218 !important;
  border-color: #2A2A32 !important;
  color: #FFFFFF !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4) !important;
}

[data-theme="dark"] .nav-toggle .icon,
.dark-theme .nav-toggle .icon {
  color: #FFFFFF !important;
}

[data-nav-menu] {
  display: none !important;
}

[data-nav-menu].open {
  display: flex !important;
  flex-direction: column !important;
  gap: 6px !important;
  position: fixed !important;
  top: 76px !important;
  left: 16px !important;
  right: 16px !important;
  padding: 16px !important;
  background: rgba(255, 255, 255, 0.96) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(20px) saturate(180%) !important;
  border: 1px solid var(--surface-border, #E2E8F0) !important;
  border-radius: 20px !important;
  box-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.18) !important;
  z-index: 1000 !important;
  pointer-events: auto !important;
}

[data-theme="dark"] [data-nav-menu].open,
.dark-theme [data-nav-menu].open {
  background: rgba(10, 10, 12, 0.96) !important;
  border-color: #2A2A32 !important;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6) !important;
}

[data-nav-menu] a {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 12px 18px !important;
  border-radius: 12px !important;
  color: var(--text, #0F172A) !important;
  font-size: 15px !important;
  font-weight: 600 !important;
  text-decoration: none !important;
  transition: all 0.2s ease !important;
  text-align: center !important;
}

[data-nav-menu] a:hover,
[data-nav-menu] a:active {
  background: var(--brand-accent-soft, rgba(79, 70, 229, 0.08)) !important;
  color: var(--brand-accent, #4F46E5) !important;
}

[data-theme="dark"] [data-nav-menu] a,
.dark-theme [data-nav-menu] a {
  color: #FFFFFF !important;
}

[data-theme="dark"] [data-nav-menu] a:hover,
.dark-theme [data-nav-menu] a:hover {
  background: rgba(255, 255, 255, 0.08) !important;
  color: var(--brand-accent-2, #6366F1) !important;
}

@media (min-width: 768px) {
  .nav-toggle { display: none !important; }
  [data-nav-menu] { display: none !important; }
}

/* ---- Grid helpers ---- */
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
@media (min-width: 760px) { .grid-2 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .lg-7 { grid-column: span 7; }
  .lg-5 { grid-column: span 5; }
  .lg-6 { grid-column: span 6; }
  .lg-4 { grid-column: span 4; }
  .lg-8 { grid-column: span 8; }
  .lg-12 { grid-column: span 12; }
}

/* Utility */
.hide { display: none !important; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; } .gap-6 { gap: 24px; }
.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mt-8{margin-top:32px}.mt-10{margin-top:40px}
.mb-2{margin-bottom:8px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.mb-8{margin-bottom:32px}
.w-full{width:100%}
.text-sm{font-size:13px}.text-xs{font-size:12px}.text-2xs{font-size:11px}

/* ---- Explainer Video Theater & Chapter Cards ---- */
.video-section {
  position: relative;
  overflow: hidden;
}

.liquid-video-player {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 
    0 30px 90px -10px rgba(0, 0, 0, 0.7),
    0 0 60px -5px rgba(91, 91, 246, 0.35),
    inset 0 1px 1px rgba(255, 255, 255, 0.25);
  max-width: 1040px;
  margin: 0 auto;
  transition: all 0.4s var(--ease);
}

.liquid-video-player:hover {
  box-shadow: 
    0 35px 100px -10px rgba(0, 0, 0, 0.85),
    0 0 90px 0px rgba(91, 91, 246, 0.5),
    inset 0 1px 2px rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

.video-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  overflow: hidden;
}

.video-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Big Liquid Glass Center Play Button Overlay */
.liquid-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 84px;
  height: 84px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  cursor: pointer;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6), 0 0 35px rgba(91, 91, 246, 0.6);
  transition: all 0.35s var(--ease);
}

.video-wrapper.is-playing .liquid-play-btn {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0.75);
}

.liquid-play-btn:hover {
  transform: translate(-50%, -50%) scale(1.12);
  background: rgba(91, 91, 246, 0.9);
  border-color: #ffffff;
  box-shadow: 0 16px 50px rgba(91, 91, 246, 0.8), 0 0 45px #5B5BF6;
}

.play-pulse-ring {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  border: 1.5px solid rgba(91, 91, 246, 0.6);
  animation: pulse-ring 2.2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.92); opacity: 0.95; }
  50% { transform: scale(1.28); opacity: 0; }
  100% { transform: scale(0.92); opacity: 0; }
}

.play-icon-box {
  width: 32px;
  height: 32px;
  color: #ffffff;
  margin-left: 4px;
}

.play-icon-box svg {
  width: 100%;
  height: 100%;
}

.video-chapters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(185px, 1fr));
  gap: 1rem;
  max-width: 1020px;
  margin: 2rem auto 0 auto;
}

.chapter-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 1.1rem 1rem;
  cursor: pointer;
  transition: all 0.28s var(--ease);
  text-align: left;
  user-select: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.chapter-card * {
  pointer-events: none;
}

.chapter-card:hover,
.chapter-card.active {
  border-color: var(--brand-accent);
  background: var(--brand-accent-glow);
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}

.chapter-time {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--brand-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.chapter-time svg {
  width: 12px;
  height: 12px;
}

.chapter-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.35;
}

.chapter-desc {
  font-size: 0.75rem;
  color: var(--text-3);
  line-height: 1.3;
}

/* ---- Lightbox Modal Viewer ---- */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(3, 3, 4, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease);
}

.lightbox-modal.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  position: relative;
  max-width: 1100px;
  width: 100%;
  max-height: 90vh;
  background: var(--surface);
  border: 1px solid var(--surface-border-strong);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.8), var(--shadow-glow);
  transform: scale(0.94);
  transition: transform 0.3s var(--ease);
}

.lightbox-modal.open .lightbox-content {
  transform: scale(1);
}

.lightbox-header {
  padding: 0.85rem 1.25rem;
  background: var(--surface-2);
  border-bottom: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.lightbox-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
}

.lightbox-content img {
  width: 100%;
  max-height: calc(90vh - 50px);
  object-fit: contain;
  display: block;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.75rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 1.75rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10000;
  transition: all 0.2s var(--ease);
}

.lightbox-close:hover {
  background: var(--brand-accent);
  border-color: var(--brand-accent);
  transform: scale(1.1);
}

/* ---- AI Delivery Engine Simulator ---- */
.ai-demo-box {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 2px;
  background: var(--surface-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--surface-border-strong);
  margin-top: 2rem;
  box-shadow: var(--shadow-glow);
}

.ai-selector-panel {
  background: var(--surface);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ai-selector-heading {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.ai-vuln-btn {
  background: var(--surface-2);
  border: 1px solid var(--surface-border);
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  color: var(--text-2);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s var(--ease);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-vuln-btn:hover, .ai-vuln-btn.active {
  background: var(--brand-accent-glow);
  border-color: var(--brand-accent);
  color: var(--text);
}

.ai-vuln-btn .badge-sev {
  font-size: 0.7rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-weight: 700;
}

.badge-sev.critical { background: #DC2626; color: #FFF; }
.badge-sev.high { background: #F97316; color: #FFF; }

.ai-output-panel {
  background: var(--surface);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.ai-output-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--surface-border);
}

.ai-output-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text);
}

.ai-status-indicator {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--emerald);
  font-weight: 700;
}

.ai-typing-area {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-2);
  min-height: 140px;
}

.compliance-chips {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.comp-chip {
  background: var(--brand-accent-glow);
  border: 1px solid var(--brand-accent);
  color: var(--brand-accent);
  padding: 0.28rem 0.75rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
}

/* ---- 5-Stage End-to-End Workflow Tabs ---- */
.workflow-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.wf-tab {
  padding: 0.75rem 1.4rem;
  border-radius: 100px;
  background: var(--surface);
  border: 1px solid var(--surface-border-strong);
  color: var(--text-2);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s var(--ease);
}

.wf-tab:hover, .wf-tab.active {
  background: var(--brand-accent);
  border-color: var(--brand-accent);
  color: #FFFFFF;
  box-shadow: var(--shadow-glow);
}

.wf-content {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.wf-content.active {
  display: grid;
  animation: fadeIn 0.4s var(--ease);
}

.wf-image-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--surface-border-strong);
  box-shadow: var(--shadow-glow);
  cursor: pointer;
}

.wf-image-card img {
  width: 100%;
  display: block;
  transition: transform 0.5s var(--ease);
}

.wf-image-card:hover img {
  transform: scale(1.03);
}

@media (max-width: 900px) {
  .ai-demo-box, .wf-content {
    grid-template-columns: 1fr;
  }
}

/* Workflow Engineering Toggle Buttons Styling */
.pipeline-toggle-wrap {
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  gap: 12px !important;
  margin-top: 1.5rem !important;
}

[data-pipe-set] {
  transition: all 0.25s ease !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  border-radius: 8px !important;
  padding: 8px 20px !important;
  font-size: 13px !important;
}

[data-pipe-set].is-active,
[data-pipe-set].active {
  background: var(--brand-accent, #5E6AD2) !important;
  color: #ffffff !important;
  border-color: var(--brand-accent, #5E6AD2) !important;
  box-shadow: 0 4px 16px rgba(94, 106, 210, 0.4) !important;
}

[data-pipe-set]:not(.is-active):not(.active) {
  background: rgba(255, 255, 255, 0.05) !important;
  color: var(--text-3, #9ca3af) !important;
  border: 1px solid var(--surface-border-strong, rgba(255, 255, 255, 0.15)) !important;
  box-shadow: none !important;
}

[data-pipe-set]:not(.is-active):not(.active):hover {
  background: rgba(255, 255, 255, 0.12) !important;
  color: var(--text, #ffffff) !important;
}

/* Custom Floating Video Controls Bar */
.custom-video-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 10px 16px;
  background: linear-gradient(to top, rgba(10, 10, 12, 0.95), rgba(10, 10, 12, 0.5) 70%, transparent);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.video-wrapper.is-playing:hover .custom-video-controls,
.video-wrapper:hover .custom-video-controls {
  opacity: 1;
  pointer-events: auto;
}

.v-btn {
  background: transparent;
  border: none;
  color: var(--text, #ffffff);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.v-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--brand-accent, #5E6AD2);
}

.v-btn svg, .v-btn i {
  width: 16px;
  height: 16px;
}

.v-time {
  font-size: 11px;
  font-family: var(--font-mono, monospace);
  color: var(--text-3, #9ca3af);
  white-space: nowrap;
}

.v-progress-container {
  flex: 1;
  height: 6px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: height 0.2s ease;
}

.v-progress-container:hover {
  height: 8px;
}

.v-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--brand-accent, #5E6AD2);
  border-radius: 3px;
  transition: width 0.1s linear;
}