@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg:#f6f8ff;
  --bg-accent:#ecf2ff;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#5f6b82;
  --accent:#1d4ed8;
  --accent-soft:rgba(29,78,216,0.12);
  --accent-strong:#153cab;
  --success:#16a34a;
  --error:#dc2626;
  --warning:#f59e0b;
  --line:rgba(15,23,42,0.08);
  --shadow:0 14px 32px rgba(15,23,42,0.08);
  --radius:18px;
}

:root[data-theme="dark"] {
  --bg:#0b1120;
  --bg-accent:#111a2d;
  --card:#111b2f;
  --text:#e2e8f0;
  --muted:#94a3b8;
  --accent:#60a5fa;
  --accent-soft:rgba(96,165,250,0.18);
  --accent-strong:#3b82f6;
  --success:#34d399;
  --error:#f87171;
  --warning:#fbbf24;
  --line:rgba(148,163,184,0.18);
  --shadow:0 18px 38px rgba(2,6,23,0.35);
}

* { box-sizing:border-box; }

html, body { height:100%; }

body {
  margin:0;
  font-family:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size:16px;
  line-height:1.6;
  color:var(--text);
  background:linear-gradient(180deg, var(--bg) 0%, #fafcff 45%, var(--bg) 100%);
  min-height:100vh;
}

a { color:var(--accent); text-decoration:none; transition:color .2s ease; }
a:hover { color:var(--accent-strong); }

img { max-width:100%; display:block; }

.container { width:min(1180px, calc(100% - 32px)); margin:0 auto; }

.topbar {
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}

:root[data-theme="dark"] .topbar {
  background:rgba(15,23,42,0.88);
}

.topbar .topbar-inner {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:14px 0;
}

.brand {
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--text);
  text-decoration:none;
}

.logo {
  width:40px;
  height:40px;
  border-radius:14px;
  background:
    radial-gradient(80% 60% at 20% 15%, rgba(45,212,191,0.6), transparent 70%),
    radial-gradient(70% 80% at 90% 65%, rgba(96,165,250,0.7), transparent 70%),
    linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
  box-shadow:0 12px 24px rgba(37,99,235,0.25);
}

.brand-name { font-weight:800; font-size:1.1rem; display:block; }
.brand-sub { font-size:.8rem; color:var(--muted); }

.nav-cluster { display:flex; align-items:center; gap:20px; flex-wrap:wrap; }

.nav-links { display:flex; gap:10px; flex-wrap:wrap; }

.nav-link {
  padding:8px 14px;
  border-radius:999px;
  color:var(--muted);
  font-weight:600;
  border:1px solid transparent;
  transition:all .2s ease;
}

.nav-link:hover { color:var(--accent-strong); background:var(--accent-soft); border-color:rgba(29,78,216,0.18); }

.nav-link.active {
  color:var(--accent-strong);
  background:var(--accent-soft);
  border-color:rgba(29,78,216,0.18);
}

.nav-actions { display:flex; gap:10px; align-items:center; }

.user-chip {
  display:flex;
  gap:8px;
  align-items:center;
  padding:6px 12px;
  border-radius:12px;
  background:var(--accent-soft);
  color:var(--accent-strong);
}

.user-chip .avatar { width:24px; height:24px; border-radius:8px; background:rgba(255,255,255,0.35); display:grid; place-items:center; font-size:1rem; }
.user-chip small { display:block; font-size:.72rem; color:var(--muted); }

.btn {
  cursor:pointer;
  border:none;
  border-radius:12px;
  font-weight:600;
  padding:10px 18px;
  background:var(--accent);
  color:#fff;
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:transform .15s ease, box-shadow .15s ease, background .2s ease;
  box-shadow:0 10px 18px rgba(29,78,216,0.18);
}

.btn:hover { transform:translateY(-1px); box-shadow:0 16px 28px rgba(29,78,216,0.20); background:var(--accent-strong); }

.btn:active { transform:translateY(0); }

.btn.ghost {
  background:rgba(15,23,42,0.05);
  color:var(--text);
  box-shadow:none;
  border:1px solid var(--line);
}

.btn.ghost:hover { background:rgba(29,78,216,0.08); color:var(--accent-strong); }

.btn.icon { padding:8px 12px; border-radius:999px; font-size:1.1rem; }
.btn.small { padding:6px 12px; font-size:.85rem; }
.btn[disabled], .btn.disabled { opacity:.55; pointer-events:none; box-shadow:none; }
.btn.btn-locked {
  background:rgba(15,23,42,0.08);
  color:var(--muted);
  box-shadow:none;
}
.btn.btn-locked:hover { transform:none; }

.card {
  background:var(--card);
  border-radius:var(--radius);
  border:1px solid rgba(15,23,42,0.05);
  padding:22px;
  box-shadow:var(--shadow);
}

.muted { color:var(--muted); }
.small { font-size:.88rem; }
.tiny { font-size:.72rem; }
.mt0 { margin-top:0; }

.stack > * + * { margin-top:18px; }
.row { display:flex; align-items:center; gap:14px; }
.row.wrap { flex-wrap:wrap; }
.row.between { justify-content:space-between; }

.grid { display:grid; gap:18px; }

.chip {
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:.75rem;
  font-weight:600;
  padding:4px 10px;
  border-radius:999px;
  background:rgba(15,23,42,0.05);
  color:var(--muted);
}

.section-title { font-size:1.8rem; margin:0; }

/* =============================
   STUDY DASHBOARD & BUNDLES
============================= */
.study-shell {
  display:grid;
  gap:24px;
  padding:34px 0 60px;
}

.study-hero {
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap:24px;
  overflow:hidden;
  background:linear-gradient(135deg, rgba(37,99,235,0.12), rgba(45,212,191,0.15));
}

.hero-text h1 {
  margin:0 0 8px;
  font-size:2.4rem;
}

.hero-text p {
  margin:0 0 18px;
  max-width:520px;
}

.hero-eyebrow {
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  background:rgba(255,255,255,0.65);
  color:var(--accent-strong);
  font-weight:600;
  margin-bottom:14px;
}

.hero-actions { display:flex; gap:12px; flex-wrap:wrap; }

.hero-metrics {
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap:16px;
}

.metric-card {
  border-radius:16px;
  padding:18px;
  background:rgba(255,255,255,0.92);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.35), 0 12px 22px rgba(15,23,42,0.08);
}

.metric-label { font-size:.75rem; text-transform:uppercase; letter-spacing:.06em; color:var(--muted); margin-bottom:6px; }
.metric-value { font-size:2rem; font-weight:700; }
.metric-sub { font-size:.75rem; color:var(--muted); margin-top:6px; }

.study-filters {
  display:grid;
  gap:18px;
}

.filters-top {
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:18px;
  flex-wrap:wrap;
}

.filter-toggles .chip {
  background:rgba(15,23,42,0.06);
  cursor:pointer;
  transition:all .2s ease;
}
.filter-toggles .chip.active {
  background:var(--accent);
  color:#fff;
  box-shadow:0 12px 20px rgba(29,78,216,0.18);
}

.filters-grid {
  display:grid;
  gap:16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.filter-control {
  display:grid;
  gap:8px;
  font-size:.9rem;
}

.filter-control input,
.filter-control select {
  border-radius:12px;
  border:1px solid rgba(15,23,42,0.12);
  padding:10px 14px;
  font-size:1rem;
  background:rgba(255,255,255,0.9);
  transition:border .2s ease, box-shadow .2s ease;
}

.filter-control input:focus,
.filter-control select:focus {
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(37,99,235,0.18);
}

.filter-control.wide { grid-column: 1 / -1; }

.filter-tags {
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

.tag-chip {
  border-radius:999px;
  padding:6px 14px;
  border:1px solid rgba(15,23,42,0.12);
  background:rgba(255,255,255,0.85);
  color:var(--accent-strong);
  font-weight:600;
  cursor:pointer;
  transition:all .2s ease;
}

.tag-chip:hover,
.tag-chip.active {
  background:var(--accent-strong);
  color:#fff;
  border-color:transparent;
  box-shadow:0 10px 16px rgba(37,99,235,0.18);
}

.bundle-grid {
  display:grid;
  gap:22px;
}

.bundle-card {
  position:relative;
  display:grid;
  gap:18px;
  padding:24px;
  border-radius:24px;
  border:1px solid rgba(15,23,42,0.08);
  background:linear-gradient(120deg, rgba(255,255,255,0.96), rgba(247,250,255,0.92));
  box-shadow:0 18px 32px rgba(15,23,42,0.12);
  overflow:hidden;
}

.bundle-card.locked {
  opacity:0.85;
}

.bundle-head {
  display:grid;
  grid-template-columns: 220px 1fr 160px;
  gap:24px;
  align-items:center;
}

@media (max-width:950px){
  .bundle-head { grid-template-columns: 1fr; }
  .bundle-reward { justify-self:flex-start; }
}

.bundle-visual {
  display:grid;
  place-items:center;
  position:relative;
}

.img-wrap {
  width:100%;
  border-radius:20px;
  overflow:hidden;
  border:2px solid rgba(255,255,255,0.4);
  box-shadow:0 14px 22px rgba(15,23,42,0.12);
}

.img-wrap img { width:100%; height:100%; object-fit:cover; }

.progress-ring {
  position:absolute;
  bottom:-18px;
  right:-18px;
  width:120px;
  height:120px;
  border-radius:50%;
  background:
    conic-gradient(var(--accent), calc(var(--value) * 1%), rgba(15,23,42,0.08) 0);
  display:grid;
  place-items:center;
  color:#fff;
  font-weight:700;
  font-size:1.3rem;
  box-shadow:0 12px 24px rgba(37,99,235,0.3);
}

.progress-ring span {
  background:var(--accent-strong);
  border-radius:50%;
  width:82px;
  height:82px;
  display:grid;
  place-items:center;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.4);
}

.bundle-summary h3 { margin:6px 0 12px; font-size:1.6rem; }

.summary-top {
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.subject-pill,
.track-pill {
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-radius:999px;
  padding:6px 12px;
  font-size:.8rem;
  font-weight:600;
  background:rgba(37,99,235,0.1);
  color:var(--accent-strong);
}

.track-pill {
  background:rgba(15,23,42,0.05);
  color:var(--muted);
}

.summary-stats {
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  font-size:.85rem;
  font-weight:600;
  color:var(--muted);
}

.bundle-reward {
  display:grid;
  gap:8px;
  justify-items:center;
  text-align:center;
  padding:18px;
  border-radius:20px;
  background:rgba(37,99,235,0.12);
  color:var(--accent-strong);
  box-shadow:0 12px 18px rgba(37,99,235,0.14);
}

.reward-pill {
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.75rem;
}

.reward-xp { font-size:1.8rem; font-weight:800; }

.bundle-actions {
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.bundle-body {
  border-radius:18px;
  background:rgba(255,255,255,0.92);
  border:1px solid rgba(15,23,42,0.06);
  padding:0 20px;
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease, padding .35s ease;
}

.bundle-card.expanded .bundle-body {
  max-height:960px;
  padding:20px;
}

.bundle-body-grid {
  display:grid;
  gap:18px;
}

.card-tight {
  border-radius:16px;
  border:1px dashed rgba(15,23,42,0.15);
  padding:16px;
  background:rgba(240,245,255,0.6);
}

.bundle-items {
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:12px;
}

.bundle-item {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
  padding:14px 16px;
  border-radius:14px;
  background:rgba(15,23,42,0.03);
  border:1px solid rgba(15,23,42,0.06);
}

.bundle-item strong { display:block; }
.bundle-item .item-kind {
  font-size:.75rem;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--accent-strong);
  font-weight:700;
}

.item-actions {
  display:flex;
  gap:10px;
  align-items:center;
}

.item-lock { font-size:1rem; }

.bundle-card.locked .bundle-body,
.bundle-card.locked .bundle-actions .btn:not(.ghost) {
  filter:blur(1px);
  pointer-events:none;
}

.bundle-lock-overlay {
  position:absolute;
  inset:0;
  backdrop-filter:blur(6px);
  background:linear-gradient(180deg, rgba(15,23,42,0.2), rgba(15,23,42,0.6));
  color:#fff;
  display:grid;
  place-items:center;
  padding:32px;
  text-align:center;
}

.bundle-lock-overlay .btn { margin-top:12px; }

.empty-card {
  text-align:center;
  padding:34px;
}

.skeleton-grid {
  display:grid;
  gap:16px;
}

.skeleton-card {
  height:180px;
  border-radius:18px;
  background:linear-gradient(120deg, rgba(231,238,255,0.7), rgba(215,226,255,0.5));
  animation:pulse 1.6s ease-in-out infinite;
}

@keyframes pulse {
  0%,100% { opacity:0.65; }
  50% { opacity:1; }
}

.standalone-card h3 {
  margin:0 0 6px;
}

.standalone-columns {
  display:grid;
  gap:18px;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.standalone-list {
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:10px;
}

.standalone-list li {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  padding:12px 14px;
  border-radius:12px;
  background:rgba(15,23,42,0.03);
}

.standalone-list.locked li {
  opacity:0.6;
}

.toast-area {
  position:fixed;
  bottom:24px;
  right:24px;
  display:grid;
  gap:10px;
  z-index:200;
}

.toast {
  background:var(--card);
  border-radius:12px;
  padding:12px 16px;
  border:1px solid rgba(15,23,42,0.08);
  box-shadow:0 12px 24px rgba(15,23,42,0.12);
  opacity:0;
  transform:translateY(12px);
  transition:opacity .2s ease, transform .2s ease;
  font-weight:600;
}

.toast.visible {
  opacity:1;
  transform:translateY(0);
}

.toast-warn { background:rgba(245,158,11,0.15); color:#92400e; border-color:rgba(245,158,11,0.4); }
.toast-info { background:rgba(59,130,246,0.15); color:#1d4ed8; border-color:rgba(59,130,246,0.4); }
.toast-error { background:rgba(248,113,113,0.18); color:#b91c1c; border-color:rgba(248,113,113,0.45); }

.hero {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:32px;
  align-items:center;
}

.hero h1 { margin:0; font-size:2.6rem; line-height:1.15; font-weight:800; }
.hero p { margin:10px 0 18px; color:var(--muted); }

.hero-illustration {
  border-radius:var(--radius);
  padding:28px;
  background:
    radial-gradient(120% 120% at 85% 15%, rgba(37,99,235,0.14), transparent 60%),
    radial-gradient(100% 100% at 10% 90%, rgba(45,212,191,0.18), transparent 68%),
    var(--bg-accent);
  display:flex;
  flex-direction:column;
  justify-content:center;
  min-height:260px;
}

.hero-bubble { display:flex; gap:12px; align-items:center; background:rgba(255,255,255,0.6); border-radius:14px; padding:10px 14px; box-shadow:0 12px 20px rgba(15,23,42,0.08); }

.feature-grid { grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); }
.feature-card { background:var(--card); border-radius:var(--radius); padding:20px; border:1px solid rgba(15,23,42,0.06); box-shadow:var(--shadow); }
.feature-card h3 { margin-top:0; }

.stat-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:16px; }
.stat-card { padding:18px; border-radius:var(--radius); background:var(--accent-soft); color:var(--accent-strong); display:flex; flex-direction:column; gap:6px; }
.stat-card strong { font-size:1.6rem; }

.steps { counter-reset:step; }
.steps li { list-style:none; margin:0; padding-left:46px; position:relative; margin-bottom:14px; }
.steps li::before {
  counter-increment:step;
  content:counter(step);
  position:absolute;
  left:0; top:2px;
  width:30px; height:30px;
  border-radius:50%;
  background:var(--accent-soft);
  color:var(--accent-strong);
  display:grid;
  place-items:center;
  font-weight:700;
}

.profile-summary { display:grid; gap:18px; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); }

.subscriptions-list { margin:0; padding:0; list-style:none; display:grid; gap:10px; }
.subscriptions-list li { padding:12px; border-radius:14px; border:1px solid rgba(15,23,42,0.08); background:rgba(15,23,42,0.02); display:flex; justify-content:space-between; align-items:center; gap:12px; }

.empty-state { padding:24px; border-radius:var(--radius); background:rgba(15,23,42,0.04); text-align:center; color:var(--muted); }

.badge-cta { background:rgba(59,130,246,0.12); color:var(--accent-strong); padding:6px 14px; border-radius:999px; font-size:.78rem; font-weight:600; display:inline-block; }

.timeline { display:grid; gap:12px; }
.timeline-item { padding:14px; border-radius:14px; border:1px solid rgba(15,23,42,0.08); background:var(--card); display:flex; flex-direction:column; gap:6px; }

.kpi { display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:12px; }
.kpi .box { padding:14px; border-radius:14px; border:1px solid rgba(15,23,42,0.08); background:rgba(59,130,246,0.08); }
.kpi .big { font-size:1.8rem; font-weight:800; }

.hero-cta { display:flex; gap:10px; flex-wrap:wrap; }

.plan-grid { display:grid; gap:16px; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); }
.plan-card { display:flex; flex-direction:column; gap:12px; }
.plan-card footer { display:flex; gap:8px; flex-wrap:wrap; }

.pricing-note { border-radius:var(--radius); padding:16px; background:var(--accent-soft); color:var(--accent-strong); }

.auth-background { background:linear-gradient(180deg,#eef3ff 0%, var(--bg) 45%, #eef3ff 100%); min-height:100vh; }

.auth-cards { display:grid; gap:18px; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); }

.input { width:100%; padding:12px 14px; border-radius:12px; border:1px solid rgba(15,23,42,0.14); background:rgba(255,255,255,0.88); color:inherit; transition:border .2s ease, box-shadow .2s ease; }
.select, select { width:100%; padding:12px 14px; border-radius:12px; border:1px solid rgba(15,23,42,0.14); background:rgba(255,255,255,0.88); color:inherit; transition:border .2s ease, box-shadow .2s ease; appearance:none; }
.select:focus, select:focus { border-color:var(--accent); outline:none; box-shadow:0 0 0 3px rgba(29,78,216,0.18); }

.input:focus { border-color:var(--accent); outline:none; box-shadow:0 0 0 3px rgba(29,78,216,0.18); }

/* ===== QUIZ ===== */
.config { margin:16px auto; max-width:1100px; }
.config .grid-3 { display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:12px; }

.progress { display:flex; gap:6px; flex-wrap:wrap; margin:10px 0; }
.pill { width:12px; height:12px; border-radius:999px; background:rgba(15,23,42,0.1); border:1px solid rgba(0,0,0,0.06); }
:root[data-theme="dark"] .pill { background:rgba(148,163,184,0.22); }
.pill.correct { background:var(--success); border-color:var(--success); }
.pill.wrong { background:var(--error); border-color:var(--error); }
.pill.fixed { background:var(--warning); border-color:var(--warning); }

.timer { display:flex; gap:8px; align-items:center; }
.timer .bar { flex:1; height:8px; border-radius:999px; background:rgba(148,163,184,0.2); overflow:hidden; }
.timer .fill { height:100%; width:100%; background:linear-gradient(90deg,#38bdf8,#2563eb); }

.question { font-size:1.4rem; font-weight:700; margin:12px 0; }
.answers { display:flex; flex-direction:column; gap:12px; }
.answer { padding:14px 16px; border-radius:14px; border:1px solid rgba(15,23,42,0.08); background:rgba(255,255,255,0.65); cursor:pointer; transition:transform .1s ease, border .1s ease, background .1s ease; }
.answer:hover { transform:translateY(-1px); border-color:var(--accent); }
.answer.correct { background:rgba(22,163,74,0.14); border-color:rgba(22,163,74,0.6); }
.answer.wrong { background:rgba(220,38,38,0.14); border-color:rgba(220,38,38,0.6); }

.match { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:16px; margin-top:10px; }
.match .col { display:flex; flex-direction:column; gap:10px; }
.chip-left { background:rgba(15,23,42,0.04); border:1px dashed rgba(15,23,42,0.18); padding:12px; border-radius:12px; cursor:grab; }
.box-right { border:2px dashed rgba(29,78,216,0.35); border-radius:14px; padding:12px; background:rgba(29,78,216,0.05); position:relative; }
.box-right.has-link { border-style:solid; background:rgba(29,78,216,0.12); }
.box-right .unlink { display:none; position:absolute; right:10px; top:10px; border:none; background:rgba(15,23,42,0.4); color:#fff; width:22px; height:22px; border-radius:999px; cursor:pointer; }
.box-right.has-link .unlink { display:inline-flex; align-items:center; justify-content:center; }

.explanation { margin-top:14px; padding:14px; border-radius:14px; background:rgba(15,23,42,0.04); border:1px solid rgba(15,23,42,0.08); }
.textarea { min-height:120px; width:100%; padding:12px; border-radius:12px; border:1px solid rgba(15,23,42,0.14); background:rgba(255,255,255,0.7); color:inherit; }
.footer { display:flex; justify-content:space-between; align-items:center; margin-top:14px; }

.summary { max-width:760px; margin:0 auto; padding:16px; }
.center { display:flex; justify-content:center; gap:10px; }

/* Utility */
.text-right { text-align:right; }
.text-center { text-align:center; }
.highlight { color:var(--accent-strong); }

@media (max-width:960px) {
  .topbar .topbar-inner { flex-direction:column; align-items:flex-start; gap:16px; }
  .nav-cluster { width:100%; justify-content:space-between; }
  .nav-links { flex-wrap:wrap; }
  .hero { grid-template-columns:1fr; }
}

@media (max-width:680px) {
  .btn { width:100%; justify-content:center; }
  .nav-actions { width:100%; justify-content:space-between; }
  .config .grid-3 { grid-template-columns:1fr; }
  .hero h1 { font-size:2.2rem; }
  .hero-illustration { min-height:220px; }
}
.feature-card.learn-card { display:flex; flex-direction:column; gap:12px; }
.feature-card.learn-card h3 { margin:0; }
.feature-card.learn-card .row { margin-top:auto; }
.badge { display:inline-flex; align-items:center; gap:6px; padding:6px 12px; border-radius:999px; background:rgba(15,23,42,0.06); color:var(--muted); font-size:.78rem; font-weight:600; }
.badge.gray { background:rgba(15,23,42,0.04); }