/* ===================================================================
   Epsilon AI Global — Training Platform
   Bilingual (AR/EN) · Theme-aware · Step & checklist driven
   =================================================================== */

:root {
  --bg: #f4f6fb;
  --bg-elev: #ffffff;
  --bg-soft: #eef1f8;
  --ink: #14213d;
  --ink-soft: #4a5578;
  --ink-mute: #7a84a3;
  --line: #e2e7f2;
  --line-strong: #d0d7e8;
  --brand: #1877f2;
  --brand-2: #0b5fcc;
  --accent: #1877f2;
  --accent-soft: #e7f0fe;
  --gold: #d99a2b;
  --danger: #d94f4f;
  --ok: #2f9e6f;
  --warn: #d98b2b;
  --shadow: 0 1px 3px rgba(20,33,61,.06), 0 8px 24px rgba(20,33,61,.06);
  --shadow-lg: 0 12px 40px rgba(20,33,61,.14);
  --radius: 16px;
  --radius-sm: 10px;
  --font-en: 'Inter', system-ui, sans-serif;
  --font-ar: 'Cairo', system-ui, sans-serif;
  --font: var(--font-en);
  --sidebar-w: 300px;
}

:root[data-theme="dark"] {
  --bg: #0d1220;
  --bg-elev: #151c2e;
  --bg-soft: #1b2338;
  --ink: #eef2fb;
  --ink-soft: #b6c0da;
  --ink-mute: #7e8aab;
  --line: #263149;
  --line-strong: #33415f;
  --brand: #4293ff;
  --brand-2: #1877f2;
  --accent: #4293ff;
  --accent-soft: #12294d;
  --shadow: 0 1px 3px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.3);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.5);
}

html[dir="rtl"] { --font: var(--font-ar); }
html[lang="ar"] body { font-family: var(--font-ar); }

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .25s, color .25s;
}
.hidden { display: none !important; }
a { color: var(--brand-2); }
button { font-family: inherit; cursor: pointer; }

/* ---------- Brand ---------- */
.brand { display: flex; align-items: center; gap: 10px; font-size: 1.05rem; letter-spacing: .2px; }
.brand-mark {
  display: grid; place-items: center;
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  color: #fff; font-weight: 800; font-size: 1.2rem; flex: none;
}
.brand-name { color: var(--ink); font-weight: 500; }
.brand-name b { font-weight: 800; }

/* ===================================================================
   LANDING
   =================================================================== */
.landing {
  min-height: 100vh;
  display: flex; flex-direction: column;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(47,111,176,.14), transparent 60%),
    radial-gradient(900px 500px at 0% 10%, rgba(18,165,148,.12), transparent 55%),
    var(--bg);
}
.landing-topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px clamp(20px, 5vw, 64px);
}
.landing-controls { display: flex; gap: 10px; }
.landing-hero {
  flex: 1;
  max-width: 1040px; width: 100%;
  margin: 0 auto; padding: clamp(24px, 6vh, 70px) clamp(20px, 5vw, 40px);
  text-align: center;
}
.eyebrow {
  display: inline-block;
  font-size: .82rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 22px;
}
.landing-hero h1 {
  font-size: clamp(2rem, 5vw, 3.3rem); line-height: 1.12; font-weight: 800;
  letter-spacing: -.5px; margin-bottom: 18px;
  background: linear-gradient(120deg, var(--ink), var(--brand-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { font-size: clamp(1rem, 2vw, 1.18rem); color: var(--ink-soft); max-width: 720px; margin: 0 auto 44px; }

.role-select {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px;
  max-width: 780px; margin: 0 auto 50px;
}
.role-card {
  display: flex; flex-direction: column; align-items: flex-start; gap: 8px; text-align: start;
  background: var(--bg-elev); border: 1.5px solid var(--line);
  border-radius: 20px; padding: 30px 28px; color: var(--ink);
  box-shadow: var(--shadow); transition: transform .18s, box-shadow .18s, border-color .18s;
  position: relative; overflow: hidden;
}
.role-card::before {
  content: ""; position: absolute; inset-inline-start: 0; top: 0; bottom: 0; width: 5px;
  background: linear-gradient(var(--brand), var(--accent)); opacity: 0; transition: opacity .2s;
}
.role-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--brand-2); }
.role-card:hover::before { opacity: 1; }
.role-icon { font-size: 2.4rem; }
.role-title { font-size: 1.4rem; font-weight: 800; }
.role-desc { color: var(--ink-soft); font-size: .98rem; }
.role-cta { margin-top: 10px; color: var(--brand-2); font-weight: 700; }

.landing-features {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  max-width: 900px; margin: 0 auto;
}
.lf {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 16px; text-align: start;
}
.lf b { display: block; font-size: .98rem; }
.lf span { color: var(--ink-mute); font-size: .85rem; }
.landing-foot { text-align: center; padding: 24px; color: var(--ink-mute); font-size: .82rem; }

/* ---------- controls ---------- */
.lang-toggle, .theme-toggle, .switch-role {
  border: 1px solid var(--line-strong); background: var(--bg-elev); color: var(--ink);
  border-radius: 999px; padding: 8px 16px; font-weight: 600; font-size: .88rem;
  transition: background .15s, border-color .15s;
}
.lang-toggle:hover, .theme-toggle:hover, .switch-role:hover { border-color: var(--brand-2); }
.theme-toggle { padding: 8px 12px; }

/* ===================================================================
   APP SHELL
   =================================================================== */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: var(--sidebar-w); flex: none;
  background: var(--bg-elev); border-inline-end: 1px solid var(--line);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; overflow: hidden;
  z-index: 40;
}
.sidebar-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px; border-bottom: 1px solid var(--line);
}
#home-brand { cursor: pointer; }
.sidebar-close { display: none; background: none; border: none; font-size: 1.2rem; color: var(--ink-mute); }
.role-badge {
  margin: 16px 20px 6px; padding: 12px 14px; border-radius: var(--radius-sm);
  background: linear-gradient(120deg, var(--brand), var(--brand-2)); color: #fff;
  font-weight: 700; font-size: .95rem; display: flex; align-items: center; gap: 10px;
}
.role-badge .rb-icon { font-size: 1.3rem; }
.role-badge .rb-sub { display: block; font-weight: 500; font-size: .78rem; opacity: .85; }

.nav { flex: 1; overflow-y: auto; padding: 8px 12px 20px; }
.nav-group-title {
  font-size: .72rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  color: var(--ink-mute); padding: 16px 12px 6px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 10px 12px; border: none; background: none; color: var(--ink-soft);
  border-radius: 10px; font-size: .92rem; font-weight: 500; text-align: start;
  transition: background .12s, color .12s;
}
.nav-item:hover { background: var(--bg-soft); color: var(--ink); }
.nav-item.active { background: var(--accent-soft); color: var(--brand); font-weight: 700; }
:root[data-theme="dark"] .nav-item.active { color: var(--ink); }
.nav-item .ni-num {
  width: 24px; height: 24px; flex: none; border-radius: 7px; display: grid; place-items: center;
  background: var(--bg-soft); font-size: .78rem; font-weight: 700; color: var(--ink-soft);
}
.nav-item.active .ni-num { background: var(--brand); color: #fff; }
.nav-item .ni-check { margin-inline-start: auto; color: var(--ok); font-size: .9rem; }

.sidebar-foot { padding: 14px 18px 18px; border-top: 1px solid var(--line); }
.progress-mini-label { display: flex; justify-content: space-between; font-size: .8rem; color: var(--ink-mute); margin-bottom: 6px; font-weight: 600; }
.bar { height: 8px; background: var(--bg-soft); border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; width: 0%; background: linear-gradient(90deg, var(--accent), var(--brand-2)); border-radius: 999px; transition: width .4s; }
.reset-btn { margin-top: 12px; width: 100%; background: none; border: 1px solid var(--line); color: var(--ink-mute); border-radius: 8px; padding: 7px; font-size: .8rem; }
.reset-btn:hover { border-color: var(--danger); color: var(--danger); }

.main-wrap { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; gap: 14px;
  padding: 14px clamp(16px, 4vw, 40px);
  background: color-mix(in srgb, var(--bg-elev) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
.hamburger { display: none; background: none; border: none; font-size: 1.4rem; color: var(--ink); }
.crumb { font-weight: 600; color: var(--ink-soft); font-size: .95rem; flex: 1; min-width: 0; }
.crumb b { color: var(--ink); }
.top-controls { display: flex; gap: 8px; align-items: center; }

.content { padding: clamp(20px, 4vw, 46px); max-width: 940px; width: 100%; margin: 0 auto; }
.scrim { display: none; position: fixed; inset: 0; background: rgba(10,16,30,.5); z-index: 35; }

/* ===================================================================
   CONTENT COMPONENTS
   =================================================================== */
.page-head { margin-bottom: 30px; }
.page-kicker { color: var(--accent); font-weight: 700; font-size: .85rem; letter-spacing: .5px; text-transform: uppercase; }
.page-title { font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 800; letter-spacing: -.4px; margin: 6px 0 10px; line-height: 1.2; }
.page-intro { color: var(--ink-soft); font-size: 1.05rem; max-width: 720px; }

section.block { margin-bottom: 34px; }
h2.h2 { font-size: 1.35rem; font-weight: 800; margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
h2.h2 .tag { font-size: .7rem; background: var(--bg-soft); color: var(--ink-mute); padding: 3px 9px; border-radius: 999px; font-weight: 700; }
h3.h3 { font-size: 1.08rem; font-weight: 700; margin: 20px 0 10px; }
p.para { color: var(--ink-soft); margin-bottom: 12px; }

.card {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 24px; box-shadow: var(--shadow); margin-bottom: 18px;
}
.card.pad-lg { padding: 28px 30px; }

/* principle / callouts */
.callout { border-radius: var(--radius); padding: 18px 20px; margin: 18px 0; border-inline-start: 5px solid var(--brand-2); background: var(--bg-soft); }
.callout .callout-label { font-weight: 800; font-size: .8rem; letter-spacing: .5px; text-transform: uppercase; margin-bottom: 6px; }
.callout.principle { border-color: var(--accent); background: var(--accent-soft); }
.callout.principle .callout-label { color: var(--accent); }
:root[data-theme="dark"] .callout.principle { background: color-mix(in srgb, var(--accent) 16%, transparent); }
.callout.warn { border-color: var(--warn); background: color-mix(in srgb, var(--warn) 12%, transparent); }
.callout.warn .callout-label { color: var(--warn); }
.callout p { color: var(--ink); font-size: 1.02rem; }

/* meta chips */
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0; }
.chip { display: inline-flex; align-items: center; gap: 7px; background: var(--bg-elev); border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; font-size: .85rem; font-weight: 600; color: var(--ink-soft); }
.chip b { color: var(--ink); }

/* STEPS */
.steps { position: relative; margin: 10px 0; }
.step {
  position: relative; padding-inline-start: 52px; padding-bottom: 26px;
}
.step::before {
  content: ""; position: absolute; inset-inline-start: 17px; top: 34px; bottom: -6px; width: 2px; background: var(--line-strong);
}
.step:last-child::before { display: none; }
.step-num {
  position: absolute; inset-inline-start: 0; top: 0;
  width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff; font-weight: 800; font-size: .95rem;
  box-shadow: 0 2px 6px rgba(27,58,107,.3);
}
.step-title { font-weight: 700; font-size: 1.05rem; margin-bottom: 4px; padding-top: 5px; }
.step-body { color: var(--ink-soft); }
.step-body ul { margin: 8px 0; padding-inline-start: 20px; }
.step-body li { margin-bottom: 5px; }

/* CHECKLIST */
.checklist { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.check {
  display: flex; align-items: flex-start; gap: 12px;
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: 12px; padding: 13px 16px;
  transition: border-color .15s, background .15s;
}
.check:hover { border-color: var(--line-strong); }
.check input { appearance: none; -webkit-appearance: none; flex: none; width: 22px; height: 22px; border: 2px solid var(--line-strong); border-radius: 6px; margin-top: 2px; position: relative; cursor: pointer; transition: background .15s, border-color .15s; }
.check input:checked { background: var(--accent); border-color: var(--accent); }
.check input:checked::after { content: "✓"; position: absolute; inset: 0; display: grid; place-items: center; color: #fff; font-size: .9rem; font-weight: 800; }
.check label { cursor: pointer; color: var(--ink-soft); font-size: .96rem; }
.check.done { background: color-mix(in srgb, var(--ok) 8%, var(--bg-elev)); border-color: color-mix(in srgb, var(--ok) 30%, var(--line)); }
.check.done label { color: var(--ink-mute); text-decoration: line-through; }
.checklist-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.checklist-count { font-size: .82rem; font-weight: 700; color: var(--accent); background: var(--accent-soft); padding: 4px 12px; border-radius: 999px; }

/* two-column do/don't */
.cols2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pane { border-radius: var(--radius); padding: 18px 20px; border: 1px solid var(--line); }
.pane.good { background: color-mix(in srgb, var(--ok) 7%, var(--bg-elev)); border-color: color-mix(in srgb, var(--ok) 25%, var(--line)); }
.pane.bad { background: color-mix(in srgb, var(--danger) 7%, var(--bg-elev)); border-color: color-mix(in srgb, var(--danger) 25%, var(--line)); }
.pane h4 { font-size: .95rem; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.pane.good h4 { color: var(--ok); }
.pane.bad h4 { color: var(--danger); }
.pane ul { padding-inline-start: 18px; }
.pane li { margin-bottom: 6px; color: var(--ink-soft); font-size: .92rem; }

/* generic lists */
ul.bullets { padding-inline-start: 22px; margin: 8px 0 14px; }
ul.bullets li { margin-bottom: 7px; color: var(--ink-soft); }
ul.bullets li b { color: var(--ink); }

/* timeline table */
.timetable { width: 100%; border-collapse: collapse; margin: 8px 0; font-size: .92rem; }
.timetable th, .timetable td { text-align: start; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.timetable th { background: var(--bg-soft); font-weight: 700; color: var(--ink-soft); }
.timetable td:first-child { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--brand-2); white-space: nowrap; }

/* script box */
.script { background: var(--bg-soft); border-radius: 12px; padding: 16px 18px; margin: 12px 0; border-inline-start: 3px solid var(--gold); font-size: .96rem; }
.script .script-label { font-size: .74rem; font-weight: 800; letter-spacing: .5px; text-transform: uppercase; color: var(--gold); margin-bottom: 6px; }
.script p { color: var(--ink); font-style: italic; }

/* nav buttons bottom */
.page-nav { display: flex; justify-content: space-between; gap: 14px; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); }
.page-nav button { display: flex; flex-direction: column; gap: 2px; background: var(--bg-elev); border: 1px solid var(--line); border-radius: 12px; padding: 12px 20px; color: var(--ink); text-align: start; min-width: 140px; transition: border-color .15s, transform .15s; }
.page-nav button:hover { border-color: var(--brand-2); transform: translateY(-2px); }
.page-nav button:disabled { opacity: .4; cursor: default; transform: none; }
.page-nav .pn-dir { font-size: .74rem; color: var(--ink-mute); font-weight: 600; }
.page-nav .pn-title { font-weight: 700; font-size: .92rem; }
.page-nav .next { text-align: end; margin-inline-start: auto; }

/* mark complete */
.complete-cta { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; background: var(--bg-soft); border: 1px dashed var(--line-strong); border-radius: var(--radius); padding: 18px 22px; margin-top: 30px; }
.complete-cta p { flex: 1; min-width: 200px; color: var(--ink-soft); font-size: .95rem; }
.btn { border: none; border-radius: 10px; padding: 11px 22px; font-weight: 700; font-size: .95rem; transition: transform .12s, box-shadow .12s, opacity .12s; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff; box-shadow: 0 4px 14px rgba(27,58,107,.3); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-ghost { background: var(--bg-elev); border: 1px solid var(--line-strong); color: var(--ink); }
.btn.done-state { background: var(--ok); color: #fff; }

/* ===================================================================
   OVERVIEW / DASHBOARD
   =================================================================== */
.journey { display: flex; flex-direction: column; gap: 14px; margin-top: 10px; }
.jstep {
  display: flex; align-items: center; gap: 16px; background: var(--bg-elev);
  border: 1px solid var(--line); border-radius: 14px; padding: 16px 20px; box-shadow: var(--shadow);
  transition: border-color .15s, transform .15s; text-align: start; width: 100%;
}
.jstep:hover { border-color: var(--brand-2); transform: translateX(4px); }
html[dir="rtl"] .jstep:hover { transform: translateX(-4px); }
.jstep-num { width: 44px; height: 44px; flex: none; border-radius: 12px; background: var(--bg-soft); display: grid; place-items: center; font-weight: 800; font-size: 1.1rem; color: var(--brand-2); }
.jstep.done .jstep-num { background: var(--ok); color: #fff; }
.jstep-info { flex: 1; min-width: 0; }
.jstep-info h4 { font-size: 1.02rem; font-weight: 700; }
.jstep-info p { font-size: .87rem; color: var(--ink-mute); }
.jstep-status { font-size: .8rem; font-weight: 700; padding: 5px 12px; border-radius: 999px; background: var(--bg-soft); color: var(--ink-mute); flex: none; }
.jstep.done .jstep-status { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }

.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 20px 0 30px; }
.stat { background: var(--bg-elev); border: 1px solid var(--line); border-radius: 14px; padding: 20px; text-align: center; box-shadow: var(--shadow); }
.stat .stat-num { font-size: 2rem; font-weight: 800; color: var(--brand-2); }
.stat .stat-lbl { font-size: .85rem; color: var(--ink-mute); font-weight: 600; }

/* ===================================================================
   QUIZ
   =================================================================== */
.quiz-intro { margin-bottom: 24px; }
.q-block { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; margin-bottom: 18px; box-shadow: var(--shadow); }
.q-num { font-size: .78rem; font-weight: 700; color: var(--accent); letter-spacing: .5px; }
.q-text { font-weight: 700; font-size: 1.08rem; margin: 6px 0 16px; }
.q-options { display: flex; flex-direction: column; gap: 10px; }
.q-option {
  display: flex; align-items: center; gap: 12px; padding: 13px 16px; border: 1.5px solid var(--line);
  border-radius: 12px; background: var(--bg); cursor: pointer; transition: border-color .12s, background .12s;
  color: var(--ink-soft); font-size: .96rem; text-align: start; width: 100%;
}
.q-option:hover { border-color: var(--brand-2); }
.q-option .q-key { width: 26px; height: 26px; flex: none; border-radius: 7px; background: var(--bg-soft); display: grid; place-items: center; font-weight: 700; font-size: .82rem; }
.q-option.selected { border-color: var(--brand-2); background: color-mix(in srgb, var(--brand-2) 8%, var(--bg)); }
.q-option.correct { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 12%, var(--bg)); color: var(--ink); }
.q-option.correct .q-key { background: var(--ok); color: #fff; }
.q-option.wrong { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 12%, var(--bg)); }
.q-option.wrong .q-key { background: var(--danger); color: #fff; }
.q-option:disabled { cursor: default; }
.q-explain { margin-top: 12px; padding: 12px 14px; border-radius: 10px; background: var(--bg-soft); font-size: .9rem; color: var(--ink-soft); display: none; }
.q-explain.show { display: block; }
.q-explain b { color: var(--ink); }

.quiz-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 20px; }
.quiz-result {
  margin-top: 24px; border-radius: var(--radius); padding: 26px; text-align: center;
  background: var(--bg-elev); border: 1px solid var(--line); box-shadow: var(--shadow); display: none;
}
.quiz-result.show { display: block; }
.quiz-result .score-ring { font-size: 2.6rem; font-weight: 800; }
.quiz-result.pass .score-ring { color: var(--ok); }
.quiz-result.fail .score-ring { color: var(--danger); }
.quiz-result h3 { margin: 8px 0; font-size: 1.3rem; }
.quiz-result p { color: var(--ink-soft); }
.pass-badge { display: inline-block; margin-top: 8px; padding: 5px 16px; border-radius: 999px; font-weight: 700; font-size: .85rem; }
.quiz-result.pass .pass-badge { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }
.quiz-result.fail .pass-badge { background: color-mix(in srgb, var(--danger) 15%, transparent); color: var(--danger); }

/* accordion (instructor) */
.acc { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-bottom: 12px; background: var(--bg-elev); box-shadow: var(--shadow); }
.acc-head { display: flex; align-items: center; gap: 12px; padding: 16px 20px; cursor: pointer; font-weight: 700; font-size: 1.02rem; user-select: none; }
.acc-head .acc-ico { margin-inline-start: auto; transition: transform .2s; color: var(--ink-mute); }
.acc.open .acc-head .acc-ico { transform: rotate(180deg); }
.acc-head .acc-n { width: 28px; height: 28px; border-radius: 8px; background: var(--brand); color: #fff; display: grid; place-items: center; font-size: .82rem; font-weight: 800; flex: none; }
.acc-body { display: none; padding: 4px 22px 22px; border-top: 1px solid var(--line); }
.acc.open .acc-body { display: block; }
.acc-body h4 { font-size: .92rem; font-weight: 800; color: var(--brand-2); text-transform: uppercase; letter-spacing: .5px; margin: 18px 0 8px; }

/* role-note strip */
.role-note { display: flex; gap: 12px; align-items: flex-start; background: color-mix(in srgb, var(--gold) 10%, var(--bg-elev)); border: 1px solid color-mix(in srgb, var(--gold) 30%, var(--line)); border-radius: 12px; padding: 14px 18px; margin: 16px 0; }
.role-note .rn-ico { font-size: 1.2rem; }
.role-note div b { color: var(--gold); }
.role-note p { font-size: .92rem; color: var(--ink-soft); }

/* ===================================================================
   RESPONSIVE
   =================================================================== */
@media (max-width: 900px) {
  .role-select { grid-template-columns: 1fr; }
  .landing-features { grid-template-columns: repeat(2, 1fr); }
  .cols2 { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; inset-inline-start: 0; top: 0; transform: translateX(-100%);
    transition: transform .25s; box-shadow: var(--shadow-lg);
  }
  html[dir="rtl"] .sidebar { transform: translateX(100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-close { display: block; }
  .hamburger { display: block; }
  .scrim.show { display: block; }
  .switch-role { display: none; }
}
@media (max-width: 520px) {
  .landing-features { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr; }
  .page-nav { flex-direction: column; }
  .page-nav .next { margin-inline-start: 0; }
}

/* print */
@media print {
  .sidebar, .topbar, .page-nav, .complete-cta, .quiz-actions { display: none !important; }
  .content { max-width: 100%; }
}