/* ============================================================
   Legal Narrative — Premium CSS
   Designed by devgagan.in
   Colors: Brand Purple #5B4FCF, Navy #1E2352, Ivory #F8F7FF
   ============================================================ */

:root {
  --pri:      #5B4FCF;
  --pri-d:    #4A3DB8;
  --pri-l:    #EEF0FF;
  --nav:      #1E2352;
  --nav-l:    #2D3470;
  --acc:      #E8B84B;
  --suc:      #22C55E;
  --dan:      #EF4444;
  --war:      #F59E0B;
  --bg:       #F5F4FF;
  --bg2:      #FFFFFF;
  --bg3:      #F0EFFA;
  --txt:      #1A1A2E;
  --txt2:     #4A4A6A;
  --txt3:     #8888AA;
  --bdr:      #DDD9F5;
  --shadow:   0 2px 12px rgba(91,79,207,.10);
  --shadow-m: 0 8px 32px rgba(91,79,207,.15);
  --shadow-l: 0 16px 48px rgba(91,79,207,.18);
  --radius:   12px;
  --radius-s: 8px;
  --radius-l: 20px;
  --font:     'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-h:   'Playfair Display', Georgia, serif;
  --trans:    all .2s ease;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); background: var(--bg); color: var(--txt); line-height: 1.6; min-height: 100vh; }
img  { max-width: 100%; height: auto; }
a    { color: var(--pri); text-decoration: none; transition: var(--trans); }
a:hover { color: var(--pri-d); }
ul, ol { list-style: none; }
input, textarea, select, button { font-family: var(--font); outline: none; }

/* ── Typography ─────────────────────────────────────────────── */
h1,h2,h3 { font-family: var(--font-h); font-weight: 700; line-height: 1.25; color: var(--nav); }
h4,h5,h6 { font-weight: 600; line-height: 1.3; color: var(--txt); }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.15rem; }
p  { color: var(--txt2); margin-bottom: .75rem; }

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 1000;
  background: var(--nav);
  box-shadow: 0 2px 16px rgba(30,35,82,.25);
  padding: 0 1.5rem;
}
.nav-inner {
  max-width: 1280px; margin: auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.nav-brand { display: flex; align-items: center; gap: .75rem; color: #fff; font-weight: 700; font-size: 1.25rem; }
.nav-brand img { height: 42px; width: 42px; border-radius: 50%; object-fit: cover; border: 2px solid rgba(255,255,255,.3); }
.nav-brand span { font-family: var(--font-h); }
.nav-links { display: flex; align-items: center; gap: .25rem; }
.nav-links a {
  color: rgba(255,255,255,.8); padding: .5rem .85rem; border-radius: var(--radius-s);
  font-size: .9rem; font-weight: 500; transition: var(--trans);
}
.nav-links a:hover, .nav-links a.active { color: #fff; background: rgba(255,255,255,.15); }
.nav-actions { display: flex; align-items: center; gap: .6rem; }
.nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.4rem; cursor: pointer; padding: .4rem; }

/* ── Mobile nav ─────────────────────────────────────────────── */
.nav-mobile {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: var(--nav); z-index: 1100; flex-direction: column;
  padding: 1.5rem;
}
.nav-mobile.open { display: flex; }
.nav-mobile-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; }
.nav-mobile-links a { display: block; color: rgba(255,255,255,.85); padding: .9rem 1rem; border-radius: var(--radius-s); font-size: 1.05rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.nav-mobile-links a:hover { color: #fff; background: rgba(255,255,255,.1); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  padding: .6rem 1.35rem; border-radius: var(--radius-s); font-weight: 600;
  font-size: .9rem; border: 2px solid transparent; cursor: pointer; transition: var(--trans);
  white-space: nowrap; text-decoration: none;
}
.btn-pri   { background: var(--pri); color: #fff; }
.btn-pri:hover { background: var(--pri-d); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-m); }
.btn-nav   { background: var(--pri); color: #fff; padding: .45rem 1.1rem; font-size: .85rem; }
.btn-nav:hover { background: var(--pri-d); color: #fff; }
.btn-out   { background: transparent; border-color: var(--pri); color: var(--pri); }
.btn-out:hover { background: var(--pri); color: #fff; }
.btn-nav-out { background: transparent; border-color: rgba(255,255,255,.5); color: #fff; padding: .45rem 1.1rem; font-size: .85rem; }
.btn-nav-out:hover { background: rgba(255,255,255,.15); color: #fff; }
.btn-suc  { background: var(--suc); color: #fff; }
.btn-dan  { background: var(--dan); color: #fff; }
.btn-sml  { padding: .35rem .8rem; font-size: .82rem; }
.btn-lrg  { padding: .85rem 2rem; font-size: 1rem; }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none !important; }

/* ── Hero ────────────────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, var(--nav) 0%, var(--nav-l) 40%, var(--pri) 100%);
  padding: 5rem 1.5rem 4rem;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-inner { max-width: 1280px; margin: auto; display: grid; grid-template-columns: 1fr auto; gap: 3rem; align-items: center; position: relative; }
.hero-badge { display: inline-flex; align-items: center; gap: .5rem; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); color: rgba(255,255,255,.9); padding: .4rem 1rem; border-radius: 20px; font-size: .82rem; font-weight: 500; margin-bottom: 1.25rem; }
.hero h1   { color: #fff; margin-bottom: 1rem; }
.hero p    { color: rgba(255,255,255,.8); font-size: 1.1rem; margin-bottom: 2rem; max-width: 540px; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-logo { width: 180px; height: 180px; border-radius: 50%; border: 4px solid rgba(255,255,255,.25); object-fit: cover; box-shadow: var(--shadow-l); }
.hero-stats { display: flex; gap: 2.5rem; margin-top: 2.5rem; }
.hero-stat-val { font-size: 1.75rem; font-weight: 700; color: #fff; line-height: 1; }
.hero-stat-lbl { font-size: .82rem; color: rgba(255,255,255,.65); margin-top: .2rem; }

/* ── Section ────────────────────────────────────────────────── */
.section { padding: 4rem 1.5rem; }
.section-inner { max-width: 1280px; margin: auto; }
.section-head { text-align: center; margin-bottom: 3rem; }
.section-head .tag { display: inline-block; background: var(--pri-l); color: var(--pri); padding: .3rem .9rem; border-radius: 20px; font-size: .82rem; font-weight: 600; margin-bottom: .75rem; }
.section-head p { max-width: 560px; margin: .5rem auto 0; color: var(--txt2); }

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--bg2); border-radius: var(--radius); box-shadow: var(--shadow);
  border: 1px solid var(--bdr); overflow: hidden; transition: var(--trans);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-m); }
.card-body { padding: 1.5rem; }
.card-head { padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--bdr); }

/* Quiz card */
.quiz-card { background: var(--bg2); border-radius: var(--radius); border: 1px solid var(--bdr); box-shadow: var(--shadow); transition: var(--trans); }
.quiz-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-m); }
.quiz-card-body { padding: 1.25rem; }
.quiz-card-meta { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: .75rem; }
.quiz-tag {
  display: inline-flex; align-items: center; gap: .25rem;
  padding: .2rem .6rem; border-radius: 20px; font-size: .75rem; font-weight: 600;
}
.quiz-tag-pri { background: var(--pri-l); color: var(--pri); }
.quiz-tag-suc { background: #DCFCE7; color: #16A34A; }
.quiz-tag-war { background: #FEF9C3; color: #A16207; }
.quiz-tag-dan { background: #FEE2E2; color: #DC2626; }
.quiz-tag-nav { background: rgba(30,35,82,.08); color: var(--nav); }
.quiz-card h4 { font-size: 1rem; font-weight: 600; color: var(--txt); margin: .5rem 0; line-height: 1.4; }
.quiz-card-stats { display: flex; gap: 1rem; font-size: .8rem; color: var(--txt3); margin: .75rem 0; }
.quiz-card-stats span { display: flex; align-items: center; gap: .25rem; }
.quiz-card-foot { padding: 1rem 1.25rem; border-top: 1px solid var(--bdr); display: flex; align-items: center; justify-content: space-between; }

/* ── Grid layouts ───────────────────────────────────────────── */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }

/* ── Feature boxes ──────────────────────────────────────────── */
.feat-box { background: var(--bg2); border-radius: var(--radius); padding: 1.75rem; border: 1px solid var(--bdr); box-shadow: var(--shadow); transition: var(--trans); }
.feat-box:hover { transform: translateY(-3px); box-shadow: var(--shadow-m); border-color: var(--pri); }
.feat-icon { width: 52px; height: 52px; border-radius: var(--radius-s); display: flex; align-items: center; justify-content: center; font-size: 1.35rem; margin-bottom: 1rem; background: var(--pri-l); color: var(--pri); }

/* ── Stats strip ────────────────────────────────────────────── */
.stats-strip { background: var(--nav); padding: 2.5rem 1.5rem; }
.stats-strip-inner { max-width: 1280px; margin: auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; text-align: center; }
.stat-num { font-size: 2rem; font-weight: 700; color: #fff; font-family: var(--font-h); }
.stat-lbl { color: rgba(255,255,255,.6); font-size: .85rem; margin-top: .2rem; }

/* ── Forms ──────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-weight: 600; font-size: .88rem; color: var(--txt); margin-bottom: .4rem; }
.form-label span.req { color: var(--dan); margin-left: .2rem; }
.form-ctrl {
  width: 100%; padding: .7rem 1rem; border: 1.5px solid var(--bdr);
  border-radius: var(--radius-s); background: var(--bg2); color: var(--txt);
  font-size: .95rem; transition: var(--trans);
}
.form-ctrl:focus { border-color: var(--pri); box-shadow: 0 0 0 3px rgba(91,79,207,.12); }
.form-ctrl::placeholder { color: var(--txt3); }
textarea.form-ctrl { resize: vertical; min-height: 100px; }
select.form-ctrl { cursor: pointer; }
.form-hint { font-size: .8rem; color: var(--txt3); margin-top: .3rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-check { display: flex; align-items: center; gap: .5rem; cursor: pointer; font-size: .9rem; }
.form-check input { width: 16px; height: 16px; cursor: pointer; accent-color: var(--pri); }

/* ── Alerts ─────────────────────────────────────────────────── */
.alert { padding: .9rem 1.25rem; border-radius: var(--radius-s); font-size: .9rem; display: flex; align-items: flex-start; gap: .6rem; margin-bottom: 1rem; }
.alert-suc { background: #DCFCE7; color: #166534; border-left: 4px solid var(--suc); }
.alert-dan { background: #FEE2E2; color: #991B1B; border-left: 4px solid var(--dan); }
.alert-war { background: #FEF9C3; color: #713F12; border-left: 4px solid var(--war); }
.alert-inf { background: var(--pri-l); color: var(--nav); border-left: 4px solid var(--pri); }

/* ── Badge ──────────────────────────────────────────────────── */
.badge { display: inline-flex; align-items: center; padding: .2rem .55rem; border-radius: 20px; font-size: .75rem; font-weight: 600; }
.badge-pri { background: var(--pri-l); color: var(--pri); }
.badge-suc { background: #DCFCE7; color: #16A34A; }
.badge-dan { background: #FEE2E2; color: #DC2626; }
.badge-war { background: #FEF9C3; color: #A16207; }
.badge-nav { background: rgba(30,35,82,.08); color: var(--nav); }

/* ── Tables ─────────────────────────────────────────────────── */
.tbl-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--bdr); }
.tbl { width: 100%; border-collapse: collapse; font-size: .9rem; }
.tbl th { background: var(--bg3); color: var(--txt); font-weight: 600; padding: .85rem 1rem; text-align: left; font-size: .82rem; text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; }
.tbl td { padding: .85rem 1rem; border-bottom: 1px solid var(--bdr); color: var(--txt2); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: none; }
.tbl tr:hover td { background: var(--pri-l); }

/* ── Modal ──────────────────────────────────────────────────── */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 1rem; opacity: 0; pointer-events: none; transition: opacity .2s; }
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal { background: var(--bg2); border-radius: var(--radius-l); box-shadow: var(--shadow-l); max-width: 560px; width: 100%; max-height: 90vh; overflow-y: auto; transform: translateY(20px) scale(.97); transition: transform .25s ease; }
.modal-overlay.open .modal { transform: none; }
.modal-head { padding: 1.5rem 1.75rem 1.25rem; border-bottom: 1px solid var(--bdr); display: flex; justify-content: space-between; align-items: center; }
.modal-head h4 { margin: 0; font-size: 1.1rem; }
.modal-close { background: none; border: none; cursor: pointer; font-size: 1.3rem; color: var(--txt3); padding: .25rem; border-radius: var(--radius-s); transition: var(--trans); }
.modal-close:hover { background: var(--bg3); color: var(--txt); }
.modal-body { padding: 1.75rem; }
.modal-foot { padding: 1.25rem 1.75rem; border-top: 1px solid var(--bdr); display: flex; justify-content: flex-end; gap: .75rem; }

/* ── Dashboard layout ───────────────────────────────────────── */
.dash-wrap { display: grid; grid-template-columns: 260px 1fr; min-height: calc(100vh - 68px); }
.dash-side { background: var(--nav); padding: 1.5rem 0; position: sticky; top: 68px; height: calc(100vh - 68px); overflow-y: auto; }
.dash-side-logo { padding: 0 1.5rem 1.5rem; border-bottom: 1px solid rgba(255,255,255,.08); margin-bottom: 1rem; }
.dash-nav a { display: flex; align-items: center; gap: .75rem; padding: .75rem 1.5rem; color: rgba(255,255,255,.7); font-size: .9rem; font-weight: 500; transition: var(--trans); }
.dash-nav a:hover { color: #fff; background: rgba(255,255,255,.08); }
.dash-nav a.active { color: #fff; background: rgba(91,79,207,.5); border-right: 3px solid var(--pri); }
.dash-nav a i { width: 20px; text-align: center; font-size: 1rem; }
.dash-nav-sec { padding: .5rem 1.5rem .25rem; font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: rgba(255,255,255,.35); }
.dash-main { padding: 2rem; background: var(--bg); overflow-x: hidden; }
.dash-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem; }
.dash-header h2 { margin: 0; font-size: 1.6rem; }

/* Dash stat cards */
.dash-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; margin-bottom: 2rem; }
.dstat { background: var(--bg2); border-radius: var(--radius); padding: 1.5rem; border: 1px solid var(--bdr); box-shadow: var(--shadow); }
.dstat-icon { width: 46px; height: 46px; border-radius: var(--radius-s); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; margin-bottom: 1rem; }
.dstat-val { font-size: 1.8rem; font-weight: 700; color: var(--txt); line-height: 1; margin-bottom: .25rem; }
.dstat-lbl { font-size: .82rem; color: var(--txt3); font-weight: 500; }

/* ── Attempt / Exam UI ──────────────────────────────────────── */
.exam-layout { display: grid; grid-template-columns: 1fr 280px; min-height: calc(100vh - 68px); background: var(--bg3); }
.exam-main { padding: 1.5rem; overflow-y: auto; }
.exam-side { background: var(--bg2); border-left: 1px solid var(--bdr); padding: 1.25rem; display: flex; flex-direction: column; gap: 1rem; position: sticky; top: 68px; height: calc(100vh - 68px); overflow-y: auto; }

/* Timer */
.exam-timer { background: var(--nav); color: #fff; padding: .75rem 1.25rem; border-radius: var(--radius-s); display: flex; align-items: center; gap: .6rem; font-size: 1.25rem; font-weight: 700; font-family: monospace; }
.exam-timer i { color: var(--acc); }
.exam-timer.warn { background: #B91C1C; animation: pulse .8s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .7; } }

/* Question card */
.q-card { background: var(--bg2); border-radius: var(--radius); padding: 1.75rem; margin-bottom: 1.25rem; box-shadow: var(--shadow); border: 1px solid var(--bdr); }
.q-meta { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; font-size: .85rem; color: var(--txt3); flex-wrap: wrap; gap: .5rem; }
.q-num  { font-size: .85rem; font-weight: 700; background: var(--pri-l); color: var(--pri); padding: .25rem .7rem; border-radius: 20px; }
.q-text { font-size: 1rem; color: var(--txt); line-height: 1.7; margin-bottom: 1.5rem; font-weight: 500; }
.q-opts { display: flex; flex-direction: column; gap: .7rem; }
.q-opt {
  display: flex; align-items: flex-start; gap: .9rem;
  padding: .9rem 1.1rem; border: 2px solid var(--bdr); border-radius: var(--radius-s);
  cursor: pointer; transition: var(--trans); background: var(--bg);
}
.q-opt:hover { border-color: var(--pri); background: var(--pri-l); }
.q-opt.selected { border-color: var(--pri); background: var(--pri-l); }
.q-opt.marked   { border-color: var(--war); background: #FEF9C3; }
.q-opt.correct  { border-color: var(--suc); background: #DCFCE7; }
.q-opt.wrong    { border-color: var(--dan); background: #FEE2E2; }
.q-opt input[type=radio] { display: none; }
.q-opt-key { min-width: 28px; height: 28px; border-radius: 50%; background: var(--bdr); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .82rem; color: var(--txt2); transition: var(--trans); }
.q-opt.selected .q-opt-key { background: var(--pri); color: #fff; }
.q-opt-text { font-size: .95rem; color: var(--txt); line-height: 1.5; padding-top: 2px; }
.q-actions { display: flex; gap: .75rem; margin-top: 1.5rem; flex-wrap: wrap; }

/* Nav panel */
.nav-panel h5 { font-size: .85rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--txt3); margin-bottom: .75rem; }
.nav-legend { display: flex; flex-direction: column; gap: .4rem; font-size: .78rem; color: var(--txt3); margin-bottom: 1rem; }
.nav-legend span { display: flex; align-items: center; gap: .4rem; }
.nav-dot { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }
.nav-dot-un { background: var(--bdr); }
.nav-dot-att { background: var(--pri); }
.nav-dot-mrk { background: var(--war); }
.nav-dot-skip { background: var(--txt3); }
.q-nav-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: .4rem; }
.q-nav-btn {
  aspect-ratio: 1; border-radius: var(--radius-s); border: 1.5px solid var(--bdr);
  background: var(--bg3); color: var(--txt2); font-size: .82rem; font-weight: 600;
  cursor: pointer; transition: var(--trans); display: flex; align-items: center; justify-content: center;
}
.q-nav-btn:hover     { border-color: var(--pri); background: var(--pri-l); color: var(--pri); }
.q-nav-btn.cur       { border-color: var(--pri); background: var(--pri); color: #fff; }
.q-nav-btn.attempted { border-color: var(--pri); background: var(--pri-l); color: var(--pri); }
.q-nav-btn.marked    { border-color: var(--war); background: #FEF9C3; color: #A16207; }

/* ── Result page ─────────────────────────────────────────────── */
.result-hero { background: linear-gradient(135deg, var(--nav) 0%, var(--pri) 100%); padding: 3rem 1.5rem; text-align: center; }
.result-score-ring { width: 140px; height: 140px; border-radius: 50%; border: 8px solid rgba(255,255,255,.2); display: flex; flex-direction: column; align-items: center; justify-content: center; margin: 0 auto 1.5rem; background: rgba(255,255,255,.1); }
.result-score-val { font-size: 2.5rem; font-weight: 700; color: #fff; line-height: 1; }
.result-score-lbl { font-size: .75rem; color: rgba(255,255,255,.7); }
.result-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; max-width: 700px; margin: 0 auto 2rem; }
.result-stat { background: rgba(255,255,255,.1); border-radius: var(--radius-s); padding: 1rem; text-align: center; }
.result-stat-val { font-size: 1.5rem; font-weight: 700; color: #fff; }
.result-stat-lbl { font-size: .75rem; color: rgba(255,255,255,.65); }

/* ── Leaderboard ─────────────────────────────────────────────── */
.lb-row { display: flex; align-items: center; gap: 1rem; padding: .85rem 1.25rem; border-bottom: 1px solid var(--bdr); transition: var(--trans); }
.lb-row:hover { background: var(--pri-l); }
.lb-rank { width: 32px; text-align: center; font-weight: 700; color: var(--txt3); font-size: .9rem; }
.lb-rank.gold   { color: #D4AC0D; }
.lb-rank.silver { color: #9CA3AF; }
.lb-rank.bronze { color: #CD7F32; }
.lb-name { flex: 1; font-weight: 600; font-size: .92rem; }
.lb-score { font-weight: 700; color: var(--pri); font-size: .95rem; }

/* ── Tabs ────────────────────────────────────────────────────── */
.tabs { display: flex; gap: .25rem; border-bottom: 2px solid var(--bdr); margin-bottom: 1.5rem; flex-wrap: wrap; }
.tab { padding: .65rem 1.25rem; font-size: .88rem; font-weight: 600; color: var(--txt3); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -2px; transition: var(--trans); background: none; border-top: none; border-left: none; border-right: none; }
.tab:hover { color: var(--pri); }
.tab.active { color: var(--pri); border-bottom-color: var(--pri); }

/* ── Section tabs content ────────────────────────────────────── */
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ── Search/filter bar ──────────────────────────────────────── */
.filter-bar { display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; margin-bottom: 1.5rem; }
.filter-bar .form-ctrl { max-width: 300px; }
.search-wrap { position: relative; flex: 1; max-width: 380px; }
.search-wrap i { position: absolute; left: .9rem; top: 50%; transform: translateY(-50%); color: var(--txt3); }
.search-wrap input { padding-left: 2.5rem; }

/* ── Pagination ─────────────────────────────────────────────── */
.pagination { display: flex; gap: .4rem; justify-content: center; margin-top: 2rem; flex-wrap: wrap; }
.page-btn { min-width: 38px; height: 38px; border-radius: var(--radius-s); border: 1.5px solid var(--bdr); background: var(--bg2); color: var(--txt2); font-size: .88rem; font-weight: 600; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--trans); text-decoration: none; }
.page-btn:hover { border-color: var(--pri); color: var(--pri); }
.page-btn.active { background: var(--pri); border-color: var(--pri); color: #fff; }

/* ── Breadcrumb ─────────────────────────────────────────────── */
.breadcrumb { display: flex; align-items: center; gap: .4rem; font-size: .82rem; color: var(--txt3); flex-wrap: wrap; }
.breadcrumb a { color: var(--pri); }
.breadcrumb .sep { color: var(--bdr); }

/* ── Announcement bar ───────────────────────────────────────── */
.ann-bar { background: var(--pri); color: #fff; padding: .6rem 1.5rem; text-align: center; font-size: .85rem; font-weight: 500; }
.ann-bar a { color: #fff; text-decoration: underline; }

/* ── Footer ─────────────────────────────────────────────────── */
.footer { background: var(--nav); color: rgba(255,255,255,.7); padding: 3.5rem 1.5rem 1.5rem; }
.footer-inner { max-width: 1280px; margin: auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2.5rem; }
.footer-brand { display: flex; align-items: center; gap: .75rem; margin-bottom: 1rem; }
.footer-brand img { height: 48px; width: 48px; border-radius: 50%; border: 2px solid rgba(255,255,255,.2); object-fit: cover; }
.footer-brand-name { font-family: var(--font-h); font-size: 1.2rem; font-weight: 700; color: #fff; }
.footer-desc { font-size: .88rem; line-height: 1.7; max-width: 300px; }
.footer h5 { color: #fff; font-size: .9rem; font-weight: 700; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: .06em; }
.footer-links { display: flex; flex-direction: column; gap: .5rem; }
.footer-links a { color: rgba(255,255,255,.65); font-size: .88rem; transition: var(--trans); }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-bottom { max-width: 1280px; margin: 2rem auto 0; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; align-items: center; font-size: .82rem; flex-wrap: wrap; gap: .5rem; }
.footer-bottom a { color: var(--pri); }

/* ── Utilities ──────────────────────────────────────────────── */
.txt-pri { color: var(--pri); }
.txt-nav { color: var(--nav); }
.txt-muted { color: var(--txt3); }
.txt-ctr { text-align: center; }
.fw7 { font-weight: 700; }
.mt1 { margin-top: 1rem; } .mt2 { margin-top: 2rem; } .mb1 { margin-bottom: 1rem; } .mb2 { margin-bottom: 2rem; }
.flex { display: flex; } .flex-ctr { display: flex; align-items: center; justify-content: center; }
.gap1 { gap: 1rem; } .gap05 { gap: .5rem; }
.w100 { width: 100%; }
.hidden { display: none !important; }
.spinning { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.empty-state { text-align: center; padding: 4rem 2rem; color: var(--txt3); }
.empty-state i { font-size: 3rem; margin-bottom: 1rem; opacity: .4; }
.divider { border: none; border-top: 1px solid var(--bdr); margin: 1.5rem 0; }

/* ── Code / import text ─────────────────────────────────────── */
.code-block { background: #1A1A2E; color: #E8E8FF; padding: 1rem; border-radius: var(--radius-s); font-family: monospace; font-size: .85rem; overflow-x: auto; line-height: 1.6; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .dash-stats { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .stats-strip-inner { grid-template-columns: repeat(2, 1fr); }
  .result-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .exam-layout { grid-template-columns: 1fr; }
  .exam-side { position: fixed; bottom: 0; left: 0; right: 0; height: auto; max-height: 50vh; border-left: none; border-top: 2px solid var(--bdr); border-radius: var(--radius-l) var(--radius-l) 0 0; z-index: 100; transform: translateY(100%); transition: transform .3s ease; }
  .exam-side.open { transform: translateY(0); }
  .exam-nav-toggle { display: flex; }
  .dash-wrap { grid-template-columns: 1fr; }
  .dash-side { display: none; position: fixed; top: 0; bottom: 0; left: 0; width: 260px; z-index: 1200; }
  .dash-side.open { display: block; }
}
@media (max-width: 640px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .grid-auto { grid-template-columns: 1fr; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-logo { display: none; }
  .hero-stats { gap: 1.5rem; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .footer-inner { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .dash-stats { grid-template-columns: 1fr 1fr; }
  .exam-layout { grid-template-columns: 1fr; }
}

/* ── Print ───────────────────────────────────────────────────── */
@media print { .navbar, .footer, .exam-side { display: none; } }

/* ── Scrollbar ───────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg3); }
::-webkit-scrollbar-thumb { background: var(--bdr); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--pri); }