:root {
  --bg: #08111f;
  --bg-2: #0d1b31;
  --panel: rgba(255,255,255,0.08);
  --panel-strong: rgba(255,255,255,0.12);
  --text: #eef6ff;
  --muted: #aab8ce;
  --line: rgba(255,255,255,0.14);
  --brand: #7c5cff;
  --brand-2: #14d9c4;
  --accent: #ffcc66;
  --danger: #ff6b7a;
  --shadow: 0 24px 80px rgba(0,0,0,0.34);
  --radius: 26px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(124,92,255,0.34), transparent 28rem),
    radial-gradient(circle at 86% 4%, rgba(20,217,196,0.22), transparent 25rem),
    linear-gradient(135deg, #07101f, #101a33 52%, #07101f);
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
textarea { resize: vertical; }

.shell { width: min(1220px, calc(100% - 36px)); margin: 0 auto; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
  backdrop-filter: blur(18px);
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; }
.brand-mark {
  display: block;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background-image: url('/img/boardsy-logo.svg?v=boardsy2');
  background-size: cover;
  background-position: center;
  box-shadow: 0 10px 24px rgba(26,49,69,0.4);
  /* keep any text inside hidden (old markup had a letter 'A') */
  font-size: 0;
  color: transparent;
}
.brand-mark::after { content: none; }
.nav-links { display: flex; align-items: center; gap: 22px; color: var(--muted); font-weight: 600; }
.nav-links a:hover { color: var(--text); }
.auth-area { display: flex; align-items: center; gap: 10px; }
.user-chip { color: var(--muted); font-size: 0.92rem; }
.trial-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  color: #08111f;
  background: linear-gradient(135deg, var(--accent), #ffb347);
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 10px 16px;
  cursor: pointer;
  font-weight: 800;
  color: var(--text);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover:not(:disabled) { transform: translateY(-1px); }
.btn:disabled { cursor: not-allowed; opacity: 0.55; }
.btn.primary { background: linear-gradient(135deg, var(--brand), #4d8cff); box-shadow: 0 14px 34px rgba(80,116,255,0.32); }
.btn.soft { background: rgba(255,255,255,0.11); border: 1px solid var(--line); }
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--muted); }
.btn.large { padding: 14px 22px; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(360px, 0.96fr);
  gap: 44px;
  align-items: center;
  padding: 72px 0 46px;
}
.eyebrow, .section-kicker, .mini-label {
  color: var(--brand-2);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-weight: 900;
  font-size: 0.75rem;
}
.hero h1 {
  margin: 16px 0 18px;
  font-size: clamp(3rem, 7vw, 6.7rem);
  line-height: 0.88;
  letter-spacing: -0.075em;
}
.hero p { color: var(--muted); font-size: 1.12rem; line-height: 1.7; max-width: 680px; }
.hero-actions { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; color: var(--muted); }
.trust-row span { border: 1px solid var(--line); border-radius: 999px; padding: 8px 12px; background: rgba(255,255,255,0.06); }
.hero-card { position: relative; min-height: 520px; }
.study-preview, .floating-card {
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(255,255,255,0.16), rgba(255,255,255,0.06));
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}
.study-preview {
  position: absolute;
  inset: 70px 12px 45px 70px;
  border-radius: 38px;
  padding: 34px;
}
.preview-top { display: flex; gap: 7px; margin-bottom: 82px; }
.dot { width: 11px; height: 11px; border-radius: 999px; background: rgba(255,255,255,0.45); }
.study-preview h3 { font-size: 2.1rem; line-height: 1.05; letter-spacing: -0.04em; }
.meter { height: 10px; background: rgba(255,255,255,0.12); border-radius: 999px; overflow: hidden; margin: 26px 0 14px; }
.meter span { display: block; height: 100%; background: linear-gradient(90deg, var(--brand-2), var(--accent)); }
.floating-card { position: absolute; border-radius: 22px; padding: 18px; width: 250px; z-index: 2; }
.floating-card span { display: block; color: var(--muted); font-size: 0.8rem; margin-bottom: 8px; }
.floating-card.one { left: 0; top: 34px; transform: rotate(-4deg); }
.floating-card.two { right: 0; bottom: 18px; transform: rotate(5deg); }

.panel {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.panel-header { display: flex; justify-content: space-between; gap: 18px; align-items: flex-start; margin-bottom: 20px; }
.panel h2 { margin: 6px 0 0; font-size: clamp(1.6rem, 2.8vw, 2.4rem); letter-spacing: -0.05em; }
.panel h3 { margin: 0 0 12px; }
.app-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr); gap: 24px; align-items: start; }
.usage-pill, .card-count {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--muted);
  background: rgba(255,255,255,0.06);
  white-space: nowrap;
}
.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.tab {
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255,255,255,0.05);
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 800;
}
.tab.active { color: white; background: rgba(124,92,255,0.55); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
label { display: grid; gap: 8px; color: var(--muted); font-weight: 700; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(4,9,18,0.48);
  color: var(--text);
  padding: 13px 14px;
  outline: none;
}
input:focus, select:focus, textarea:focus { border-color: rgba(20,217,196,0.75); box-shadow: 0 0 0 4px rgba(20,217,196,0.09); }
textarea { min-height: 180px; line-height: 1.55; }
.upload-box { display: flex; gap: 10px; align-items: center; margin: 10px 0; }
#planBtn { margin: 4px 0 0; }
.plan-preview {
  margin-top: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255,255,255,0.04);
}
.plan-reasoning { margin: 0 0 12px; color: var(--muted); font-size: 0.86rem; font-style: italic; }
.plan-sections { display: grid; gap: 8px; margin-bottom: 14px; }
.plan-section-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0,0,0,0.14);
  font-size: 0.9rem;
}
.plan-section-icon { font-size: 1rem; }
.plan-section-title { flex: 1; font-weight: 600; }
.plan-section-meta { color: var(--muted); font-size: 0.8rem; white-space: nowrap; }
.control-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 18px; }
.wide-label { margin-top: 14px; }
.form-actions { display: flex; align-items: center; gap: 14px; margin-top: 18px; flex-wrap: wrap; }
.status { color: var(--muted); }
.status.error { color: var(--danger); }
.status.success { color: var(--brand-2); }

.chat-box {
  height: 250px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(4,9,18,0.32);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.message { max-width: 86%; padding: 12px 14px; border-radius: 18px; line-height: 1.45; }
.message.bot { background: rgba(255,255,255,0.09); color: var(--text); align-self: flex-start; }
.message.user { background: rgba(124,92,255,0.42); align-self: flex-end; }
.message.thinking { opacity: 0.6; font-style: italic; }
.chat-input-row { display: flex; gap: 10px; margin: 12px 0; }
.chat-ready-banner {
  margin: 0 0 12px;
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(20,217,196,0.14);
  border: 1px solid rgba(20,217,196,0.5);
  color: var(--brand-2);
  font-size: 0.88rem;
  font-weight: 600;
}

.study-panel { position: sticky; top: 86px; }

/* ---- Live lesson annotation layer ---- */
.lesson-stage { position: relative; }
.lesson-anno-canvas, .lesson-laser-canvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 4;
}
/* Only the ink canvas ever takes pointer input, and only while the teacher has
   a drawing tool engaged. Laser never intercepts taps. */
.lesson-anno-canvas.drawing { pointer-events: auto; cursor: crosshair; touch-action: none; }

.lesson-annobar {
  position: absolute; left: 50%; bottom: 12px; transform: translateX(-50%);
  display: flex; align-items: center; gap: 6px; padding: 7px 10px;
  border-radius: 999px; background: rgba(15,30,53,0.92); border: 1px solid var(--line);
  box-shadow: var(--shadow); z-index: 7;
}
.lesson-annobar[hidden] { display: none; }
.anno-btn {
  width: 34px; height: 34px; border-radius: 10px; border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06); color: #fff; font-size: 0.98rem; cursor: pointer;
  display: grid; place-items: center;
}
.anno-btn:hover { background: rgba(255,255,255,0.14); }
.anno-btn.active { background: linear-gradient(135deg, var(--brand), var(--brand-2)); border-color: transparent; }
.anno-swatch {
  width: 22px; height: 22px; border-radius: 999px; border: 2px solid rgba(255,255,255,0.25);
  background: var(--sw,#fff); cursor: pointer; padding: 0;
}
.anno-swatch.active { border-color: #fff; box-shadow: 0 0 0 3px rgba(37,99,255,0.4); }
.anno-sep { width: 1px; height: 22px; background: rgba(255,255,255,0.18); margin: 0 2px; }

/* ---- Persistent join QR (shared look with the whiteboard dock) ---- */
.session-qr {
  position: absolute; bottom: 12px; left: 12px; display: flex; align-items: center; gap: 10px;
  padding: 10px; border-radius: 16px; background: #fff; border: 1px solid var(--line);
  box-shadow: var(--shadow); z-index: 8;
}
.session-qr[hidden] { display: none; }
.session-qr-img { width: 88px; height: 88px; border-radius: 8px; display: block; background: #fff; }
.session-qr-meta { display: flex; flex-direction: column; gap: 2px; padding-right: 4px; }
.session-qr-label { font-size: 0.82rem; font-weight: 700; color: var(--text); }
.session-qr-host { font-size: 0.72rem; color: var(--muted); font-family: ui-monospace, "SF Mono", Menlo, monospace; word-break: break-all; max-width: 130px; }
.session-qr-collapse { position: absolute; top: -8px; right: -8px; width: 22px; height: 22px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--muted); cursor: pointer; font-size: 0.9rem; line-height: 1; display: grid; place-items: center; }
.session-qr-reopen { position: absolute; bottom: 12px; left: 12px; z-index: 8; }
.session-qr-reopen[hidden] { display: none; }

.flashcard {
  height: 360px;
  perspective: 1400px;
  cursor: pointer;
}
.flashcard.has-passage { height: 560px; }
.flashcard-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
  transform-style: preserve-3d;
}
.flashcard.flipped .flashcard-inner { transform: rotateY(180deg); }
.card-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  overflow-y: auto;
  background:
    radial-gradient(circle at top right, rgba(20,217,196,0.18), transparent 18rem),
    linear-gradient(145deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
}
.card-face > * { flex-shrink: 0; }
.card-back { transform: rotateY(180deg); justify-content: center; background:
  radial-gradient(circle at top left, rgba(255,204,102,0.17), transparent 18rem),
  linear-gradient(145deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
}
.card-face p { font-size: clamp(1rem, 1.5vw, 1.3rem); line-height: 1.4; margin: 10px 0; }
.card-face small { color: var(--muted); line-height: 1.5; font-size: 0.85rem; }
.passage-box {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--text);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
  margin: 4px 0 12px;
  max-height: 160px;
  overflow-y: auto;
}
.difficulty-badge {
  display: inline-block;
  width: fit-content;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 999px;
  margin: 0 0 8px;
  border: 1px solid var(--line);
  color: var(--muted);
}
.difficulty-badge.easy { color: var(--brand-2); border-color: rgba(20,217,196,0.4); background: rgba(20,217,196,0.1); }
.difficulty-badge.medium { color: #ffcc66; border-color: rgba(255,204,102,0.4); background: rgba(255,204,102,0.1); }
.difficulty-badge.hard { color: var(--danger); border-color: rgba(255,107,122,0.4); background: rgba(255,107,122,0.1); }
.choices { display: grid; gap: 7px; margin-top: 10px; }
.choice { border: 1px solid var(--line); border-radius: 12px; padding: 9px 12px; color: var(--muted); background: rgba(0,0,0,0.14); font-size: 0.92rem; line-height: 1.4; }
.study-actions { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 14px 0; }

.sat-stage-bar { display: flex; flex-direction: column; gap: 6px; margin: 4px 0 14px; }
.sat-stage-bar span { font-size: 0.82rem; font-weight: 700; color: var(--muted); letter-spacing: 0.02em; }

.sat-results {
  margin-top: 20px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(150deg, rgba(124,92,255,0.1), rgba(20,217,196,0.06));
}
.sat-results h3 { margin: 0 0 4px; font-size: 1.3rem; }
.sat-results-caveat { margin: 0 0 18px; color: var(--muted); font-size: 0.82rem; }
.sat-results-summary { display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: center; }
.sat-score-circle {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 4px solid var(--brand-2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(20,217,196,0.08);
  flex-shrink: 0;
}
.sat-score-circle span { font-size: 1.7rem; font-weight: 900; letter-spacing: -0.03em; }
.sat-score-circle small { color: var(--muted); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; }
.sat-domain-bars { display: grid; gap: 12px; }
.sat-domain-row { display: grid; gap: 5px; }
.sat-domain-label { display: flex; justify-content: space-between; font-size: 0.86rem; }
.sat-domain-label span:last-child { color: var(--muted); font-weight: 700; }
@media (max-width: 600px) {
  .sat-results-summary { grid-template-columns: 1fr; justify-items: center; }
}
.card-list { display: grid; gap: 8px; max-height: 280px; overflow: auto; padding-right: 4px; }
.card-row { border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,0.05); padding: 10px 12px; color: var(--muted); cursor: pointer; text-align: left; }
.card-row.active { color: var(--text); border-color: rgba(20,217,196,0.65); background: rgba(20,217,196,0.09); }

.library-panel, .pricing { margin-top: 24px; }
.library-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.set-list { display: grid; gap: 10px; }
.set-item {
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  color: var(--text);
  background: rgba(255,255,255,0.06);
  cursor: pointer;
}
.set-title { display: block; font-weight: 900; margin-bottom: 5px; }
.set-meta { color: var(--muted); font-size: 0.86rem; }
.set-actions { display: flex; gap: 8px; margin-top: 10px; }

.pricing { padding: 44px 0 70px; }
.pricing-heading { text-align: center; margin-bottom: 22px; }
.pricing-heading h2 { margin: 8px auto 0; max-width: 720px; font-size: clamp(2rem, 4vw, 3.4rem); letter-spacing: -0.06em; }
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.price-card {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.08);
  border-radius: 26px;
  padding: 22px;
}
.price-card.featured { background: linear-gradient(160deg, rgba(124,92,255,0.3), rgba(255,255,255,0.08)); border-color: rgba(124,92,255,0.6); }
.price { font-size: 2.7rem; font-weight: 900; margin: 10px 0 4px; letter-spacing: -0.05em; }
.price span { font-size: 0.95rem; color: var(--muted); }
.price-card p:not(.price) { color: var(--muted); min-height: 48px; }
.price-card .btn { display: block; width: 100%; text-align: center; }
.price-card .btn + .btn { margin-top: 10px; }

.modal { border: 0; border-radius: 28px; padding: 0; background: transparent; color: var(--text); }
.modal::backdrop { background: rgba(0,0,0,0.66); backdrop-filter: blur(6px); }
.modal-card {
  width: min(520px, calc(100vw - 28px));
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #0e1a2d;
  padding: 24px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 14px;
  position: relative;
}
.modal-card h2 { margin: 0; }
.modal-close { position: absolute; right: 16px; top: 14px; background: transparent; border: 0; color: var(--muted); font-size: 1.8rem; cursor: pointer; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.google-link { text-align: center; border: 1px solid var(--line); border-radius: 999px; padding: 12px; font-weight: 900; color: var(--text); }
.switch-auth { margin: 0; color: var(--muted); text-align: center; }
.switch-auth button { background: none; border: 0; color: var(--brand-2); cursor: pointer; font-weight: 900; }

.pw-hints { display: flex; gap: 14px; margin: -6px 0 0; padding: 0; list-style: none; flex-wrap: wrap; }
.pw-hints li { font-size: 0.82rem; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.pw-hints li::before { content: "○"; font-size: 0.7rem; color: var(--muted); }
.pw-hints li.met { color: var(--brand-2); }
.pw-hints li.met::before { content: "●"; color: var(--brand-2); }

.modal-error {
  display: none;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: 12px;
  line-height: 1.4;
}
.modal-error.visible { display: block; }
.modal-error.error { background: rgba(255,107,122,0.14); color: var(--danger); border: 1px solid rgba(255,107,122,0.5); }
.modal-error.success { background: rgba(20,217,196,0.14); color: var(--brand-2); border: 1px solid rgba(20,217,196,0.5); }

.btn.is-loading { opacity: 0.75; cursor: progress; }

@media (max-width: 980px) {
  .hero, .app-grid, .library-columns, .pricing-grid { grid-template-columns: 1fr; }
  .hero-card { min-height: 420px; }
  .study-panel { position: static; }
  .control-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .shell { width: min(100% - 24px, 1220px); }
  .nav-links { display: none; }
  .hero { padding-top: 38px; }
  .hero h1 { font-size: 3.25rem; }
  .hero-card { display: none; }
  .control-grid, .study-actions, .two-col { grid-template-columns: 1fr; }
  .auth-area { gap: 6px; }
  .btn { padding: 9px 12px; }
}

.upgrade-gate {
  border: 1px solid rgba(99, 102, 241, 0.25);
  background: rgba(99, 102, 241, 0.08);
  border-radius: 16px;
  padding: 18px;
  margin: 12px 0;
}

.upgrade-gate p {
  margin: 0 0 10px;
}

/* ---------- Multi-page, maximize, quiz, slides (2026-07 upgrade) ---------- */

.nav-links a.active { color: var(--text); }
.header-tools { display: flex; align-items: center; gap: 10px; }
.max-btn { font-size: 1.05rem; line-height: 1; padding: 9px 12px; }
.app-page { padding: 26px 0 60px; }

/* Maximized panel takes over the viewport */
.panel.maximized {
  position: fixed;
  inset: 14px;
  z-index: 80;
  overflow: auto;
  background: linear-gradient(160deg, #0c1730, #0a1426);
  box-shadow: 0 30px 120px rgba(0,0,0,0.6);
}
body.no-scroll { overflow: hidden; }
.study-panel.maximized { position: fixed; }
.study-panel.maximized .flashcard { height: min(62vh, 620px); max-width: 880px; margin: 0 auto; }
.study-panel.maximized .flashcard.has-passage { height: min(80vh, 860px); max-width: 880px; margin: 0 auto; }
.study-panel.maximized .card-list { max-height: none; max-width: 880px; margin: 0 auto; }
.study-panel.maximized .study-actions { max-width: 880px; margin: 14px auto; }
.study-panel.maximized .card-face p { font-size: clamp(1.15rem, 1.7vw, 1.55rem); }
.study-panel.maximized .passage-box { font-size: 0.98rem; max-height: 260px; }
.study-panel.maximized .choice { font-size: 1rem; padding: 11px 14px; }

/* Quiz choices */
.choice.selectable {
  cursor: pointer;
  color: var(--text);
  text-align: left;
  font: inherit;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.choice.selectable:hover { border-color: rgba(124,92,255,0.7); }
.choice.selected { border-color: var(--brand); background: rgba(124,92,255,0.18); }
.choice.correct { border-color: rgba(20,217,196,0.85); background: rgba(20,217,196,0.14); color: var(--text); }
.choice.incorrect { border-color: rgba(255,107,122,0.85); background: rgba(255,107,122,0.13); }

.verdict { min-height: 0; }
.verdict-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 7px 14px;
  font-weight: 900;
  font-size: 0.92rem;
  margin-bottom: 6px;
}
.verdict-pill.correct { background: rgba(20,217,196,0.16); color: var(--brand-2); border: 1px solid rgba(20,217,196,0.55); }
.verdict-pill.incorrect { background: rgba(255,107,122,0.14); color: var(--danger); border: 1px solid rgba(255,107,122,0.55); }
.verdict-pill.neutral { background: rgba(255,255,255,0.08); color: var(--muted); border: 1px solid var(--line); }

/* Slide deck (Gamma-style: accent-cycling gradients, media panel, layouts) */
.slide-view {
  min-height: 420px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.slide-stage {
  --slide-accent-index: 0;
  flex: 1;
  min-height: 380px;
  border: 1px solid var(--line);
  border-radius: 28px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  background: linear-gradient(150deg, rgba(255,255,255,0.1), rgba(255,255,255,0.04));
  box-shadow: 0 20px 60px rgba(0,0,0,0.28);
  position: relative;
}
.slide-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.85;
  background: var(--slide-accent-grad-0);
}
.slide-stage.accent-1::before { background: var(--slide-accent-grad-1); }
.slide-stage.accent-2::before { background: var(--slide-accent-grad-2); }
.slide-stage.accent-3::before { background: var(--slide-accent-grad-3); }
.slide-stage.accent-4::before { background: var(--slide-accent-grad-4); }
:root {
  --slide-accent-grad-0: radial-gradient(circle at 8% 0%, rgba(124,92,255,0.32), transparent 60%);
  --slide-accent-grad-1: radial-gradient(circle at 8% 0%, rgba(20,217,196,0.30), transparent 60%);
  --slide-accent-grad-2: radial-gradient(circle at 8% 0%, rgba(255,107,122,0.26), transparent 60%);
  --slide-accent-grad-3: radial-gradient(circle at 8% 0%, rgba(255,204,102,0.28), transparent 60%);
  --slide-accent-grad-4: radial-gradient(circle at 8% 0%, rgba(90,200,250,0.28), transparent 60%);
}

.slide-media {
  position: relative;
  background-size: cover;
  background-position: center;
  background-color: rgba(255,255,255,0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  border-right: 1px solid var(--line);
}
.slide-media .media-icon { font-size: 3.4rem; opacity: 0.55; filter: saturate(0.9); }

.slide-content {
  position: relative;
  z-index: 1;
  padding: 40px 42px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}
.slide-kicker {
  display: inline-block;
  width: fit-content;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-2);
  background: rgba(20,217,196,0.12);
  border: 1px solid rgba(20,217,196,0.35);
  border-radius: 999px;
  padding: 5px 12px;
}
.slide-content h2 { margin: 0; font-size: clamp(1.6rem, 2.9vw, 2.5rem); letter-spacing: -0.03em; line-height: 1.1; font-weight: 900; }
.slide-bullets { margin: 4px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.slide-bullets li {
  font-size: clamp(0.98rem, 1.5vw, 1.15rem);
  line-height: 1.5;
  color: var(--text);
  padding-left: 26px;
  position: relative;
}
.slide-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 9px;
  height: 9px;
  border-radius: 3px;
  background: var(--brand-2);
  transform: rotate(45deg);
}

.slide-stat { display: flex; flex-direction: column; gap: 6px; margin-top: 6px; }
.slide-stat .stat-value {
  font-size: clamp(3.2rem, 7vw, 5.4rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  background: linear-gradient(120deg, var(--text), var(--brand-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.slide-stat .stat-label { font-size: 1.05rem; color: var(--muted); max-width: 46ch; }

.slide-quote { margin: 0; padding: 0 0 0 22px; border-left: 3px solid var(--brand-2); }
.slide-quote p {
  margin: 0 0 12px;
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  font-weight: 700;
  font-style: italic;
  line-height: 1.35;
  letter-spacing: -0.01em;
}
.slide-quote cite { font-style: normal; color: var(--muted); font-size: 0.92rem; }

.slide-chart { margin-top: 4px; }
.chart-svg { width: 100%; height: auto; display: block; }
.chart-value-label { fill: var(--text); font-size: 12px; font-weight: 800; font-family: Inter, sans-serif; }
.chart-axis-label { fill: var(--muted); font-size: 11px; font-weight: 600; font-family: Inter, sans-serif; }

.slide-stage.layout-chart { grid-template-columns: 1fr; }
.slide-stage.no-media { grid-template-columns: 1fr; }
.slide-stage.no-media .slide-media { display: none !important; }

.slide-stage.layout-title .slide-content,
.slide-stage.layout-closing .slide-content { justify-content: center; }
.slide-stage.layout-title h2,
.slide-stage.layout-closing h2 { font-size: clamp(2rem, 4vw, 3.1rem); }
.slide-stage.layout-title,
.slide-stage.layout-closing,
.slide-stage.layout-section { grid-template-columns: 1fr; }
.slide-stage.layout-title .slide-media,
.slide-stage.layout-closing .slide-media,
.slide-stage.layout-section .slide-media,
.slide-stage.layout-chart .slide-media { display: none !important; }
.slide-stage.layout-section .slide-content { align-items: center; text-align: center; }
.slide-stage.layout-quote { grid-template-columns: 1fr; }

.slide-progress-track { height: 4px; border-radius: 999px; background: rgba(255,255,255,0.08); overflow: hidden; }
.slide-progress-fill { height: 100%; background: linear-gradient(90deg, var(--brand), var(--brand-2)); transition: width 0.3s ease; }

.slide-footer { display: flex; justify-content: space-between; gap: 12px; }
.slide-footer small { color: var(--muted); line-height: 1.5; }
.slide-credit { text-align: right; opacity: 0.75; }

.study-panel.maximized .slide-stage { min-height: 64vh; }
.study-panel.maximized .slide-content { padding: 56px 64px; }
.study-panel.maximized .slide-content h2 { font-size: clamp(2rem, 3.6vw, 3.4rem); }
.study-panel.maximized .slide-bullets li { font-size: clamp(1.1rem, 1.9vw, 1.4rem); }
.study-panel.maximized .slide-stat .stat-value { font-size: clamp(4rem, 8vw, 7rem); }

@media (max-width: 780px) {
  .slide-stage, .slide-stage.layout-title, .slide-stage.layout-closing { grid-template-columns: 1fr; }
  .slide-media { min-height: 160px; border-right: 0; border-bottom: 1px solid var(--line); }
  .slide-content { padding: 26px; }
}

/* Landing features */
.features { margin-top: 10px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card h3 { margin: 10px 0 8px; font-size: 1.4rem; letter-spacing: -0.03em; }
.feature-card p { color: var(--muted); line-height: 1.6; margin: 0; }
.pricing-grid.three { grid-template-columns: repeat(3, 1fr); }

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translate(-50%, 20px);
  z-index: 120;
  background: #101d36;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 13px 18px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  max-width: min(560px, calc(100vw - 30px));
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.error { border-color: rgba(255,107,122,0.6); color: var(--danger); }
.toast.success { border-color: rgba(20,217,196,0.6); color: var(--brand-2); }

@media (max-width: 980px) {
  .feature-grid, .pricing-grid.three { grid-template-columns: 1fr; }
  .panel.maximized { inset: 8px; }
}

/* Boardsy wordmark: 'Board' + 'sy' accent */
.brand > span:last-child { color: var(--text); font-weight: 700; }
.brand > span:last-child strong { font-weight: 800; }
.brand-suffix { color: #4d8cff; font-weight: 800; }

/* ===================================================================
   v26 — boards page: Yours/Shared toggle, New Board template picker
   =================================================================== */
.boards-controls { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.seg-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; background: rgba(255,255,255,0.04); }
.seg-btn {
  border: 0; background: transparent; color: var(--muted); cursor: pointer;
  padding: 8px 16px; font-weight: 700; font-size: 0.85rem;
}
.seg-btn.active { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #08111f; }

/* Template picker modal */
.template-modal::backdrop { background: rgba(5,10,20,0.6); }
.template-card { max-width: 760px; width: min(760px, 94vw); max-height: 90vh; overflow-y: auto; }
.board-name-label { display: flex; flex-direction: column; gap: 6px; font-weight: 700; font-size: 0.9rem; margin: 10px 0 6px; }
.board-name-label input {
  border-radius: 10px; border: 1px solid var(--line); background: rgba(255,255,255,0.06);
  color: var(--text); padding: 11px 14px; font-size: 0.98rem;
}
.template-help { color: var(--muted); font-size: 0.88rem; line-height: 1.5; margin: 4px 0 14px; }
.template-group { margin-bottom: 18px; }
.template-group h4 { margin: 0 0 10px; font-size: 0.95rem; color: var(--brand-2); }
.template-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.template-tile {
  text-align: left; display: flex; flex-direction: column; gap: 4px;
  border: 1px solid var(--line); border-radius: 14px; background: var(--panel);
  padding: 14px 16px; cursor: pointer; color: var(--text); transition: border-color .15s, transform .1s, background .15s;
}
.template-tile:hover { border-color: var(--brand-2); transform: translateY(-1px); }
.template-tile.selected { border-color: var(--brand-2); background: rgba(20,217,196,0.1); box-shadow: 0 0 0 2px rgba(20,217,196,0.3); }
.template-tile strong { font-size: 0.98rem; }
.template-tile span { color: var(--muted); font-size: 0.82rem; line-height: 1.45; }
.template-tile em { color: var(--accent); font-size: 0.72rem; font-style: normal; font-weight: 700; }
.template-tile.blank { border-style: dashed; }
.template-actions { display: flex; justify-content: flex-end; margin-top: 12px; }
@media (max-width: 640px) { .template-grid { grid-template-columns: 1fr; } }

/* ===== Board/Library metadata badges, pills, and list layout ===== */
.subj-badge {
  display: inline-block; font-size: 0.7rem; font-weight: 700; padding: 2px 8px;
  border-radius: 999px; vertical-align: middle; margin-left: 4px;
}
.subj-badge.math { background: rgba(37, 99, 255, 0.18); color: #7aa2ff; }
.subj-badge.science { background: rgba(18, 181, 166, 0.18); color: #46d6c6; }
.pub-pill {
  display: inline-block; font-size: 0.68rem; font-weight: 700; padding: 2px 8px;
  border-radius: 999px; vertical-align: middle; margin-left: 4px;
  background: rgba(255, 255, 255, 0.08); color: #9fb2d0;
}
.pub-pill.public { background: rgba(18, 181, 166, 0.18); color: #46d6c6; }
.live-pill { color: #14d9c4; font-size: 0.72rem; font-weight: 700; margin-left: 4px; }
.lib-item { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.lib-item .lib-main { display: flex; flex-direction: column; gap: 4px; min-width: 0; }

/* New-board dialog metadata fields */
.board-meta-row { display: flex; gap: 12px; margin: 10px 0; }
.board-meta-row label { flex: 1; display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; font-weight: 600; color: var(--muted, #9fb2d0); }
.board-meta-row select, .board-meta-row input {
  font: inherit; padding: 9px 11px; border-radius: 9px;
  border: 1px solid rgba(255,255,255,0.14); background: rgba(255,255,255,0.05); color: inherit;
}
.board-public-row { display: flex; align-items: flex-start; gap: 10px; margin: 12px 0; font-size: 0.85rem; color: var(--muted, #9fb2d0); }
.board-public-row input { margin-top: 3px; }

/* ===== Unified Library ===== */
.library-filters {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 4px 0 18px;
}
.library-filters input[type="search"], .library-filters select {
  font: inherit; padding: 8px 11px; border-radius: 9px;
  border: 1px solid rgba(255,255,255,0.14); background: rgba(255,255,255,0.05); color: inherit;
}
.library-filters input[type="search"] { min-width: 200px; flex: 1; }
.type-badge {
  display: inline-block; font-size: 0.66rem; font-weight: 800; letter-spacing: 0.03em;
  text-transform: uppercase; padding: 2px 8px; border-radius: 6px; margin-right: 6px; vertical-align: middle;
}
.type-badge.board { background: rgba(37,99,255,0.2); color: #7aa2ff; }
.type-badge.lesson { background: rgba(147,112,255,0.2); color: #b39bff; }
.rating { color: #ffcf6b; font-size: 0.82rem; }
.rating small { color: #9fb2d0; }
.rating.none { color: #6b7a94; font-style: italic; }
.lib-list .lib-item { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.lib-list .lib-main { display: flex; flex-direction: column; gap: 4px; min-width: 0; flex: 1; }