/* ═══════════════════════════════════════════════════════════════
   For Edtech Apps — additive styles
   Loaded after /styles.css on /for/edtech-apps/
═══════════════════════════════════════════════════════════════ */

/* ─── Edtech hero with proof strip ──────────────────── */
.edt-hero {
  max-width: 1120px;
  margin: 0 auto;
  padding: 72px 28px 0;
  text-align: center;
}
.edt-hero .block-eye { justify-content: center; margin-bottom: 22px; }
.edt-hero h1 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(40px, 5.4vw, 76px);
  line-height: 0.98;
  letter-spacing: -2px;
  color: var(--ink);
  margin-bottom: 22px;
  text-wrap: balance;
}
.edt-hero h1 em {
  font-style: italic;
  background: linear-gradient(120deg, var(--teal) 20%, var(--violet) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.edt-hero-sub {
  font-size: 17px;
  color: var(--mute);
  max-width: 600px;
  margin: 0 auto 30px;
  line-height: 1.55;
  text-wrap: pretty;
}
.edt-hero-sub b { color: var(--ink); font-weight: 600; }

.edt-hero-cta-row {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 36px;
  flex-wrap: wrap;
  justify-content: center;
}
.edt-hero-cta-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--faint);
}
.edt-hero-cta-meta::before {
  content: ''; display: inline-block; width: 4px; height: 4px; border-radius: 50%;
  background: var(--faint); margin-right: 8px; vertical-align: middle;
}

/* The big proof strip in the hero */
.edt-hero-stat {
  max-width: 920px;
  margin: 8px auto 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  position: relative;
  overflow: hidden;
}
.edt-hero-stat::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(11,95,102,0.06) 0%, transparent 70%);
}
.edt-stat-cell {
  padding: 20px 18px;
  border-right: 1px solid var(--line-soft);
  position: relative;
  text-align: left;
}
.edt-stat-cell:last-child { border-right: 0; }
.edt-stat-lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--faint);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.edt-stat-val {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 36px;
  line-height: 1;
  letter-spacing: -1.4px;
  color: var(--ink);
}
.edt-stat-val.accent {
  background: linear-gradient(120deg, var(--teal), var(--violet));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.edt-stat-foot {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--faint);
  margin-top: 6px;
}
.edt-stat-foot b { color: var(--ink); font-weight: 600; }

@media (max-width: 760px) {
  .edt-hero { padding: 52px 18px 0; }
  .edt-hero-stat { grid-template-columns: 1fr 1fr; padding: 4px; }
  .edt-stat-cell { padding: 16px 14px; }
  .edt-stat-cell:nth-child(2) { border-right: 0; }
  .edt-stat-cell:nth-child(1), .edt-stat-cell:nth-child(2) { border-bottom: 1px solid var(--line-soft); }
}

/* ─── Section: What edtech teams usually pick ───────── */
.edt-myth-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.edt-myth {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 24px 24px 22px;
  position: relative;
  overflow: hidden;
}
.edt-myth::before {
  content: '';
  position: absolute;
  left: 16px; right: 16px;
  top: 50%;
  height: 1px;
  background: var(--rose);
  opacity: 0.5;
  transform: rotate(-3deg);
  z-index: 0;
}
.edt-myth-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--faint);
  letter-spacing: 1.2px;
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
  position: relative; z-index: 1;
}
.edt-myth-num::after { content: ''; flex: 1; height: 1px; background: var(--line-soft); }
.edt-myth-assumed {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 22px;
  letter-spacing: -0.5px;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}
.edt-myth-why {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--rose);
  line-height: 1.55;
  padding: 10px 12px;
  background: var(--rose-soft);
  border: 1px solid var(--rose-line);
  border-radius: var(--r-sm);
  position: relative;
  z-index: 1;
}
.edt-myth-why::before {
  content: '✕ ';
  font-weight: 700;
  margin-right: 4px;
}
.edt-myth-why b { color: var(--ink); font-weight: 600; }
@media (max-width: 880px) { .edt-myth-grid { grid-template-columns: 1fr; } }

/* ─── Section: What we test for your edtech app ────── */
.edt-cand-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  padding: 40px 44px;
  box-shadow: var(--shadow-lg);
}
.edt-cand-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: end;
  margin-bottom: 32px;
}
.edt-cand-head h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(30px, 3.6vw, 44px);
  line-height: 1.04;
  letter-spacing: -1.3px;
  color: var(--ink);
  text-wrap: balance;
}
.edt-cand-head h2 em {
  font-style: italic;
  background: linear-gradient(120deg, var(--teal), var(--violet));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.edt-cand-deck {
  font-size: 15px; color: var(--mute); line-height: 1.62; max-width: 460px;
}
.edt-cand-deck b { color: var(--ink); font-weight: 600; }
.edt-cand-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.edt-cand {
  display: flex; flex-direction: column; gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--surface-2);
  transition: all 0.18s;
}
.edt-cand:hover {
  border-color: var(--teal-line);
  background: var(--surface);
  transform: translateY(-1px);
}
.edt-cand .lbl {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--faint);
  font-weight: 600;
}
.edt-cand .name {
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.15px;
  line-height: 1.3;
}
.edt-cand .ex {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mute);
  line-height: 1.4;
  margin-top: 2px;
}
.edt-cand-foot {
  margin-top: 22px;
  padding: 14px 16px;
  background: var(--surface-2);
  border: 1px dashed var(--line);
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mute);
  line-height: 1.55;
  display: flex;
  align-items: center;
  gap: 12px;
}
.edt-cand-foot::before {
  content: '◆';
  color: var(--teal);
  font-size: 10px;
  flex-shrink: 0;
}
.edt-cand-foot b { color: var(--ink); font-weight: 600; }

@media (max-width: 960px) {
  .edt-cand-head { grid-template-columns: 1fr; gap: 14px; align-items: start; }
  .edt-cand-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .edt-cand-card { padding: 28px 22px; }
  .edt-cand-grid { grid-template-columns: 1fr; }
}

/* ─── Section: Edtech user states ───────────────────── */
.edt-states-card {
  background: linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  padding: 40px 44px;
  box-shadow: var(--shadow-sm);
}
.edt-states-head {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  margin-bottom: 28px;
  align-items: end;
}
.edt-states-head h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.04;
  letter-spacing: -1.2px;
  color: var(--ink);
}
.edt-states-head h2 em {
  font-style: italic;
  background: linear-gradient(120deg, var(--teal), var(--violet));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.edt-states-deck { font-size: 14.5px; color: var(--mute); line-height: 1.62; max-width: 460px; }
.edt-states-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.edt-state {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink);
}
.edt-state .dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
}
.edt-state .name { font-weight: 600; flex: 1; letter-spacing: 0.3px; }
.edt-state .when {
  color: var(--mute);
  font-size: 10px;
  letter-spacing: 0;
  text-transform: none;
}
.edt-state.activated { border-color: var(--emerald-line); background: var(--emerald-soft); }
.edt-state.activated .dot { background: var(--emerald); }
.edt-state.stuck { border-color: var(--amber-line); background: var(--amber-soft); }
.edt-state.stuck .dot { background: var(--amber); }
.edt-state.risk { border-color: var(--rose-line); background: var(--rose-soft); }
.edt-state.risk .dot { background: var(--rose); }

@media (max-width: 960px) {
  .edt-states-head { grid-template-columns: 1fr; gap: 14px; align-items: start; }
  .edt-states-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .edt-states-card { padding: 28px 22px; }
  .edt-states-grid { grid-template-columns: 1fr; }
}

/* ─── Section: Edtech FAQ ──────────────────────────── */
.edt-faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.edt-faq-pair {
  padding: 24px 28px;
  border-top: 1px solid var(--line-soft);
  border-left: 1px solid var(--line-soft);
}
.edt-faq-pair:nth-child(2n+1) { border-left: 0; }
.edt-faq-pair:nth-child(1), .edt-faq-pair:nth-child(2) { border-top: 0; }
.edt-faq-q {
  font-family: var(--font-ui);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.2px;
  margin-bottom: 8px;
  display: flex; gap: 8px; align-items: flex-start;
}
.edt-faq-q::before {
  content: 'Q';
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  color: var(--teal);
  background: var(--teal-soft);
  padding: 2px 5px;
  border-radius: 3px;
  margin-top: 2px;
  flex-shrink: 0;
  letter-spacing: 0.4px;
}
.edt-faq-a {
  font-size: 13.5px;
  color: var(--mute);
  line-height: 1.6;
  padding-left: 26px;
}
.edt-faq-a b { color: var(--ink); font-weight: 600; }

@media (max-width: 760px) {
  .edt-faq-grid { grid-template-columns: 1fr; }
  .edt-faq-pair { border-left: 0; padding: 22px 22px; }
  .edt-faq-pair:nth-child(2) { border-top: 1px solid var(--line-soft); }
}

/* ─── Section header for plain sections ─────────────── */
.edt-section-head {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: end;
  margin-bottom: 28px;
}
.edt-section-head h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(30px, 3.8vw, 48px);
  line-height: 1.04;
  letter-spacing: -1.4px;
  color: var(--ink);
  text-wrap: balance;
}
.edt-section-head h2 em {
  font-style: italic;
  background: linear-gradient(120deg, var(--teal), var(--violet));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.edt-section-head .deck {
  font-size: 15px; color: var(--mute); line-height: 1.62; max-width: 460px;
}
.edt-section-head .deck b { color: var(--ink); font-weight: 600; }
@media (max-width: 880px) {
  .edt-section-head { grid-template-columns: 1fr; gap: 14px; align-items: start; }
}

/* Proof card override — taller, more dominant */
.edt-proof-card .proof-stat-eye {
  font-size: 11px;
  letter-spacing: 1.4px;
}
.edt-proof-card .proof-val {
  font-size: clamp(56px, 7vw, 88px);
  letter-spacing: -2.4px;
}