/* ==================================================================
   Meaning-First Literacy — Landing page styles
   ================================================================== */

/* ========== HERO ========== */
.hero {
  padding: 5rem 2rem 7rem;
  background:
    radial-gradient(ellipse 80% 60% at 85% 10%, rgba(232, 160, 64, 0.10), transparent 60%),
    radial-gradient(ellipse 60% 80% at 10% 90%, rgba(42, 157, 143, 0.08), transparent 60%),
    var(--cream);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--border-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.35;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
  pointer-events: none;
}
.hero-inner {
  max-width: 1280px; margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 4rem; align-items: center;
  position: relative; z-index: 1;
}
@media (max-width: 1000px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
}
.hero-copy .eyebrow { margin-bottom: 1.2rem; }
.hero-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2.6rem, 5.2vw, 4.2rem);
  line-height: 1.03;
  letter-spacing: -0.018em;
  color: var(--teal-deep);
  margin-bottom: 1.5rem;
}
.hero-title em { font-style: italic; color: var(--amber-deep); }
.hero-lede {
  font-size: 1.15rem; line-height: 1.55;
  color: var(--ink-mid); max-width: 46ch;
  margin-bottom: 2rem;
}
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.8rem; }

.btn {
  display: inline-flex; align-items: center;
  padding: 0.85rem 1.5rem;
  border-radius: 7px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px; font-weight: 500;
  text-decoration: none;
  transition: all 0.15s ease;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--teal-deep); color: white; }
.btn-primary:hover { background: var(--teal-mid); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--teal-deep); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--teal-mid); background: var(--teal-faint); }
.btn-amber { background: var(--amber); color: var(--teal-deep); font-weight: 600; }
.btn-amber:hover { background: #f0b050; transform: translateY(-1px); }
.btn-ghost-light { background: transparent; color: var(--amber); border: 1px solid rgba(232, 160, 64, 0.4); font-family: 'IBM Plex Mono', monospace; font-size: 13px; }
.btn-ghost-light:hover { background: rgba(232, 160, 64, 0.08); border-color: var(--amber); }

.hero-meta {
  display: flex; align-items: center; gap: 1.5rem;
  padding-top: 2rem; border-top: 1px solid var(--border-soft);
}
.hero-meta-item { display: flex; align-items: center; gap: 0.9rem; }
.hero-meta-num {
  font-family: 'DM Serif Display', serif;
  font-size: 2rem; color: var(--amber-deep); line-height: 1;
}
.hero-meta-label { font-size: 11px; line-height: 1.35; color: var(--ink-light); }
.hero-meta-sep { width: 1px; height: 32px; background: var(--border); }
@media (max-width: 560px) {
  .hero-meta { flex-wrap: wrap; gap: 1rem; }
  .hero-meta-sep { display: none; }
}

/* ---- DEMO FRAME ---- */
.hero-demo { position: relative; }
.demo-frame {
  background: white;
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow:
    0 1px 2px rgba(13, 79, 92, 0.04),
    0 8px 24px rgba(13, 79, 92, 0.08),
    0 30px 60px -20px rgba(13, 79, 92, 0.15);
  overflow: hidden;
}
.demo-chrome {
  background: var(--teal-deep);
  padding: 0.7rem 1.1rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.demo-chrome-dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,0.2); }
.demo-chrome-dot:nth-child(1) { background: var(--amber); }
.demo-chrome-label {
  margin-left: auto;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px; letter-spacing: 0.12em;
  color: rgba(255,255,255,0.55);
}
.demo-body { padding: 1.8rem 1.8rem 1.6rem; }
.demo-prompt {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-light);
  margin-bottom: 0.7rem;
}
.family-pills { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1.6rem; }
.family-pill {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px; color: var(--ink-mid);
  background: var(--cream-warm);
  border: 1px solid var(--border);
  padding: 0.4rem 0.8rem;
  border-radius: 5px; cursor: pointer;
  transition: all 0.15s;
}
.family-pill:hover { border-color: var(--teal-mid); color: var(--teal-deep); }
.family-pill.active { background: var(--teal-deep); color: white; border-color: var(--teal-deep); }

.focus-card {
  background: linear-gradient(180deg, var(--amber-light), #fbefd6);
  border: 1px solid #efd9a5;
  border-radius: 10px;
  padding: 1.3rem 1.4rem;
  margin-bottom: 1rem;
  animation: fadein 0.4s ease;
}
@keyframes fadein {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}
.focus-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px; letter-spacing: 0.12em;
  color: var(--amber-deep); margin-bottom: 0.3rem;
}
.focus-word {
  font-size: 2.2rem; line-height: 1;
  color: var(--teal-deep);
  margin-bottom: 0.8rem;
}
.word-sum {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: 0.4rem; margin-bottom: 0.8rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
}
.sum-part {
  padding: 0.25rem 0.55rem;
  border-radius: 4px;
}
.sum-part.is-base { background: var(--teal-deep); color: white; font-weight: 500; }
.sum-part.is-affix { background: white; color: var(--ink-mid); border: 1px solid var(--border); }
.sum-part.is-op { color: var(--ink-light); padding: 0.25rem 0.1rem; }
.sum-arrow { color: var(--ink-light); margin: 0 0.3rem; }
.sum-result { font-family: 'DM Serif Display', serif; font-size: 17px; color: var(--teal-deep); }
.focus-gloss {
  display: flex; align-items: baseline; gap: 0.8rem;
  padding-top: 0.6rem; border-top: 1px dashed rgba(196, 130, 31, 0.35);
}
.focus-gloss-label {
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--amber-deep);
}
.focus-gloss-text { font-size: 14px; color: var(--ink-mid); font-style: italic; }

.base-banner {
  display: flex; align-items: center; gap: 1.2rem;
  padding: 1rem 1.2rem; background: var(--teal-faint);
  border: 1px solid #c5dfdb;
  border-radius: 10px;
  margin-bottom: 0.7rem;
}
.base-banner-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--teal-mid);
}
.base-banner-word { font-size: 1.6rem; color: var(--teal-deep); line-height: 1; margin-top: 0.15rem; }
.base-banner-right { flex: 1; text-align: right; }
.base-banner-meaning { font-family: 'DM Serif Display', serif; font-style: italic; color: var(--ink); font-size: 1.05rem; }
.base-banner-origin { font-size: 11px; color: var(--ink-light); margin-top: 0.2rem; }

.family-tagline {
  font-size: 13px; color: var(--ink-light);
  margin-bottom: 1rem; font-style: italic;
  text-align: center; padding: 0 1rem;
}

.family-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.45rem;
  margin-bottom: 1.3rem;
}
@media (max-width: 600px) { .family-grid { grid-template-columns: repeat(2, 1fr); } }
.family-word {
  background: white;
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 0.7rem 0.5rem;
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'DM Sans', sans-serif;
  text-align: center;
}
.family-word:hover { border-color: var(--teal-mid); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(13,79,92,0.06); }
.family-word.active {
  background: var(--teal-deep); border-color: var(--teal-deep);
  box-shadow: 0 4px 12px rgba(13, 79, 92, 0.2);
}
.family-word-text { font-size: 14px; color: var(--ink-mid); display: inline-flex; align-items: baseline; gap: 1px; }
.family-word .fw-base { color: var(--teal-deep); font-weight: 600; text-decoration: underline; text-decoration-color: var(--amber); text-underline-offset: 3px; text-decoration-thickness: 2px; }
.family-word .fw-affix { color: var(--ink-light); }
.family-word.active .family-word-text,
.family-word.active .fw-base,
.family-word.active .fw-affix { color: white; }
.family-word.active .fw-base { text-decoration-color: var(--amber); }
.fw-sep { width: 3px; }

.phonics-toggle {
  width: 100%;
  background: none; border: 1px solid var(--border);
  border-radius: 7px;
  padding: 0.7rem 1rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 13px; color: var(--ink-mid);
  text-align: left;
  cursor: pointer;
  display: flex; align-items: center; gap: 0.5rem;
  transition: all 0.15s;
}
.phonics-toggle:hover { background: var(--cream-warm); }
.phonics-toggle.open { background: #fdf0ef; border-color: #f5c8c2; color: var(--coral); }
.phonics-toggle-chevron { font-size: 10px; color: var(--ink-soft); }
.phonics-toggle.open .phonics-toggle-chevron { color: var(--coral); }

.phonics-panel {
  padding: 1.2rem 1.3rem;
  background: #fdf6f5;
  border: 1px solid #f5c8c2;
  border-radius: 10px;
  margin-top: 0.5rem;
  animation: fadein 0.3s ease;
}
.phonics-panel-title { font-size: 13px; color: var(--coral); font-weight: 500; margin-bottom: 0.7rem; }
.phonics-list { list-style: none; margin-bottom: 0.9rem; }
.phonics-list li {
  display: flex; align-items: baseline; gap: 0.7rem;
  padding: 0.3rem 0; font-size: 13px;
}
.phonics-word { color: var(--teal-deep); font-size: 1.05rem; }
.phonics-issue { color: var(--coral); font-family: 'IBM Plex Mono', monospace; font-size: 11px; }
.phonics-resolution { font-size: 13px; color: var(--ink-mid); line-height: 1.6; padding-top: 0.7rem; border-top: 1px dashed #f5c8c2; }
.phonics-empty { font-size: 13px; color: var(--ink-mid); font-style: italic; }

.demo-caption {
  text-align: center;
  font-size: 11px; letter-spacing: 0.1em;
  color: var(--ink-soft);
  margin-top: 1.2rem;
}

/* ========== STORY ========== */
.story { background: var(--cream); border-top: 1px solid var(--border-soft); }
.story-header { max-width: 760px; margin-bottom: 3rem; }
.story-header .eyebrow { margin-bottom: 1rem; }
.story-header h2 { margin-bottom: 1.2rem; }
.story-lede em { color: var(--amber-deep); font-style: italic; font-family: 'DM Serif Display', serif; }

.story-toggle {
  display: flex; align-items: stretch;
  gap: 0.5rem;
  background: var(--cream-warm);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.5rem;
  max-width: 640px;
  margin-bottom: 2.5rem;
}
.story-tab {
  flex: 1 1 0;
  min-width: 0;
  background: none; border: none;
  padding: 0.9rem 1.2rem;
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s;
  display: flex; flex-direction: column; align-items: flex-start; gap: 0.25rem;
}
.story-tab.active { background: white; box-shadow: 0 2px 8px rgba(13,79,92,0.08); }
.tab-mono { font-family: 'IBM Plex Mono', monospace; font-size: 10px; letter-spacing: 0.12em; color: var(--ink-light); display: block; }
.story-tab.active .tab-mono { color: var(--amber-deep); }
.tab-sub { font-family: 'DM Serif Display', serif; font-size: 1.1rem; color: var(--teal-deep); line-height: 1.1; display: block; }
.story-arrow {
  flex: 0 0 auto;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.2rem;
  padding: 0 0.8rem;
  color: var(--ink-soft);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase;
}
@media (max-width: 640px) { .story-arrow { display: none; } }

.tableau {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
  animation: fadein 0.4s ease;
}
@media (max-width: 900px) { .tableau { grid-template-columns: 1fr; } }

.tableau-scene {
  background: white;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.3rem;
  overflow: hidden;
}
.tableau-scene-dim { background: #f4f5f6; border-color: #d4dadc; }
.scene-label {
  font-size: 10px; letter-spacing: 0.12em;
  color: var(--ink-soft); margin-bottom: 0.9rem;
}
.classroom-svg { width: 100%; height: auto; display: block; border-radius: 6px; }

.tableau-side { display: flex; flex-direction: column; gap: 1.4rem; }
.tableau-heading .tab-age {
  font-size: 10px; letter-spacing: 0.12em;
  color: var(--amber-deep); text-transform: uppercase;
  display: block; margin-bottom: 0.3rem;
}
.tableau-5 .tab-age { color: var(--coral); }
.tableau-heading h3 { font-size: 1.8rem; line-height: 1.15; margin-bottom: 0.2rem; }
.tableau-body { font-size: 15px; line-height: 1.65; color: var(--ink-mid); }
.tableau-body .mono { font-size: 13px; color: var(--teal-deep); background: var(--teal-faint); padding: 1px 6px; border-radius: 3px; }

.activity-card {
  background: var(--amber-light);
  border: 1px solid #f0d9aa;
  border-radius: 10px;
  padding: 1.1rem 1.2rem;
}
.activity-card.dim { background: #f4f5f6; border-color: #d4dadc; }
.activity-label {
  font-size: 10px; letter-spacing: 0.12em;
  color: var(--amber-deep);
  margin-bottom: 0.7rem;
}
.activity-card.dim .activity-label { color: var(--ink-light); }
.activity-words {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
  margin-bottom: 0.9rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px dashed rgba(196, 130, 31, 0.4);
}
.ew {
  font-family: 'DM Serif Display', serif;
  font-size: 1.1rem; color: var(--teal-deep);
  background: white; padding: 0.2rem 0.7rem;
  border-radius: 4px; border: 1px solid #f0d9aa;
}
.activity-method { display: flex; flex-direction: column; gap: 0.35rem; margin-bottom: 0.9rem; }
.am-row { display: flex; align-items: center; gap: 0.7rem; font-size: 13px; color: var(--ink-mid); }
.am-icon { font-size: 16px; width: 22px; }
.activity-note {
  font-size: 11px;
  padding-top: 0.7rem;
  border-top: 1px dashed rgba(196, 130, 31, 0.4);
  color: var(--ink-light);
}
.activity-note em { font-style: italic; color: var(--amber-deep); }
.activity-note.coral em { color: var(--coral); }

.never-asked { list-style: none; margin-bottom: 0.9rem; padding-bottom: 0.9rem; border-bottom: 1px dashed #c5c0b5; }
.never-asked li {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.04);
}
.never-asked li:last-child { border-bottom: none; }
.na-word { font-size: 1.05rem; color: var(--teal-deep); }
.na-q { font-size: 11px; color: var(--ink-light); font-style: italic; }
.na-q em { color: var(--coral); font-style: italic; }

.tableau-quote {
  display: flex; align-items: center; gap: 0.9rem;
  padding: 1rem 1.1rem;
  background: var(--teal-faint);
  border-left: 3px solid var(--seafoam);
  border-radius: 0 8px 8px 0;
}
.tableau-quote.dim { background: #eef0f2; border-left-color: #8a9094; }
.tq-icon { font-size: 1.4rem; }
.tableau-quote p { font-size: 14px; color: var(--ink-mid); line-height: 1.5; margin: 0; }
.tableau-quote em { font-family: 'DM Serif Display', serif; font-style: italic; color: var(--teal-deep); font-size: 15px; }
.tableau-quote.dim em { color: #3a3a3a; }

.story-diagnosis {
  background: white;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.5rem;
  position: relative;
}
.diag-rule {
  position: absolute; top: -1px; left: 2.5rem; right: 2.5rem;
  height: 3px;
  background: linear-gradient(90deg, var(--amber), var(--coral));
}
.diag-label {
  font-size: 10px; letter-spacing: 0.15em;
  color: var(--amber-deep);
  margin-bottom: 1.5rem;
}
.diag-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 3rem; margin-bottom: 2rem;
}
@media (max-width: 720px) { .diag-grid { grid-template-columns: 1fr; gap: 2rem; } }
.diag-col-label {
  font-family: 'DM Serif Display', serif; font-style: italic;
  font-size: 1.2rem; color: var(--teal-deep);
  margin-bottom: 1rem;
}
.diag-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.diag-col li {
  font-size: 14.5px; color: var(--ink-mid); line-height: 1.55;
  padding-left: 1.2rem; position: relative;
}
.diag-col li::before {
  content: "—"; position: absolute; left: 0;
  color: var(--ink-soft);
}
.diag-col li em { color: var(--teal-deep); font-style: italic; }
.diag-col .mono { font-size: 12px; color: var(--amber-deep); }

.diag-resolution {
  background: var(--teal-faint);
  border-left: 4px solid var(--seafoam);
  border-radius: 0 10px 10px 0;
  padding: 1.4rem 1.6rem;
}
.diag-resolution-label {
  font-size: 10px; letter-spacing: 0.12em;
  color: var(--teal-mid);
  margin-bottom: 0.5rem;
}
.diag-resolution p {
  font-size: 15.5px; line-height: 1.65; color: var(--ink-mid);
}
.diag-resolution em {
  font-family: 'DM Serif Display', serif;
  font-style: italic; color: var(--teal-deep);
}

/* ========== PROBLEM ========== */
.problem { background: var(--cream-warm); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
.problem-header { max-width: 720px; margin-bottom: 4rem; }
.problem-header .eyebrow { margin-bottom: 1rem; }
.problem-title { margin-bottom: 1.5rem; }
.problem-title em { color: var(--coral); font-style: italic; }
.problem-lede { max-width: 56ch; }

.problem-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 5rem;
}
@media (max-width: 900px) { .problem-split { grid-template-columns: 1fr; } }

.problem-col {
  background: white;
  border-radius: 12px;
  padding: 2rem 2rem 2.2rem;
  border: 1px solid var(--border);
  position: relative;
}
.phonics-col { border-top: 4px solid #c0392b; }
.meaning-col { border-top: 4px solid var(--seafoam); }

.col-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px; letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: 0.7rem;
}
.col-tag.meaning { color: var(--teal-mid); }
.col-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.5rem; color: var(--teal-deep);
  margin-bottom: 1.5rem;
  font-style: italic;
}
.phonics-col .col-title::before,
.phonics-col .col-title::after { content: '"'; color: var(--ink-soft); }
.meaning-col .col-title::before,
.meaning-col .col-title::after { content: '"'; color: var(--ink-soft); }

.word-demo {
  background: var(--cream);
  border-radius: 8px;
  padding: 1.4rem 1.2rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-soft);
}
.demo-word {
  font-size: 2.4rem; color: var(--teal-deep);
  line-height: 1; margin-bottom: 1rem; text-align: center;
}
.phoneme-row {
  display: flex; justify-content: center; gap: 0.35rem;
  flex-wrap: wrap; margin-bottom: 1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px dashed var(--border);
}
.phoneme {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px; color: var(--ink-mid);
  background: white; padding: 0.3rem 0.55rem;
  border-radius: 5px; border: 1px solid var(--border);
}
.phoneme.strike { text-decoration: line-through; color: var(--coral); background: #fbe8e5; }
.phoneme-notes { display: flex; flex-direction: column; gap: 0.35rem; }
.morpheme-row {
  display: flex; justify-content: center; align-items: center; gap: 0.5rem;
  margin-bottom: 1rem; padding-bottom: 0.9rem;
  border-bottom: 1px dashed var(--border);
  flex-wrap: wrap;
}
.morpheme {
  font-family: 'DM Sans', sans-serif;
  font-size: 16px; font-weight: 500;
  padding: 0.4rem 0.8rem;
  border-radius: 5px;
}
.morpheme.base { background: var(--teal-deep); color: white; }
.morpheme.suffix { background: white; color: var(--teal-mid); border: 1px solid #b2d8d4; }
.morpheme-plus { color: var(--ink-soft); }
.morpheme-notes { display: flex; flex-direction: column; gap: 0.35rem; }
.note { font-size: 12.5px; padding: 0.25rem 0.15rem; line-height: 1.4; }
.note.coral { color: var(--coral); }
.note.teal { color: var(--teal-deep); }

.teardown-list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.teardown-list li { font-size: 14px; color: var(--ink-mid); display: flex; align-items: flex-start; gap: 0.7rem; }
.teardown-list .x { color: var(--coral); font-weight: bold; flex-shrink: 0; width: 16px; }
.teardown-list .check { color: var(--seafoam); font-weight: bold; flex-shrink: 0; width: 16px; }

/* Vocabulary callout */
.vocabulary-callout {
  background: var(--teal-deep);
  border-radius: 14px;
  padding: 3rem 2.5rem;
  color: white;
  position: relative;
  overflow: hidden;
}
.vocabulary-callout::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 90% 20%, rgba(232, 160, 64, 0.12), transparent 50%),
    radial-gradient(circle at 5% 90%, rgba(42, 157, 143, 0.15), transparent 50%);
  pointer-events: none;
}
.voc-header { max-width: 620px; margin-bottom: 2.5rem; position: relative; }
.voc-header .eyebrow { color: var(--amber); margin-bottom: 1rem; }
.voc-title { color: white; font-size: 2.2rem; margin-bottom: 0.7rem; line-height: 1.15; }
.voc-sub { color: rgba(255,255,255,0.75); font-size: 1.05rem; line-height: 1.5; max-width: 56ch; }
.voc-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem; position: relative;
}
@media (max-width: 700px) { .voc-grid { grid-template-columns: 1fr; } }
.voc-item {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center; gap: 1rem;
  padding: 0.9rem 1.1rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
}
.voc-out { font-family: 'DM Sans', sans-serif; font-size: 14px; color: rgba(255,255,255,0.5); text-align: right; }
.voc-strike { text-decoration: line-through; text-decoration-color: var(--coral); text-decoration-thickness: 2px; }
.voc-arrow { color: var(--amber); font-family: 'IBM Plex Mono', monospace; font-size: 14px; }
.voc-in { font-family: 'DM Sans', sans-serif; font-size: 14px; color: white; font-weight: 500; }

/* ========== METHOD ========== */
.method { background: var(--cream); }
.method-header { max-width: 720px; margin-bottom: 4rem; }
.method-header .eyebrow { margin-bottom: 1rem; }
.method-header h2 { margin-bottom: 1.5rem; }
.method-header em.serif-italic { font-family: 'DM Serif Display', serif; font-style: italic; color: var(--amber-deep); }
.method-lede { max-width: 54ch; }

.method-body {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
@media (max-width: 900px) { .method-body { grid-template-columns: 1fr; gap: 2rem; } }

.method-rail { display: flex; flex-direction: column; gap: 0.3rem; position: relative; }
.method-rail::before {
  content: "";
  position: absolute;
  left: 27px; top: 36px; bottom: 36px;
  width: 2px; background: var(--border);
  z-index: 0;
}
.rail-step {
  position: relative; z-index: 1;
  background: none; border: none; cursor: pointer;
  padding: 1rem 1rem 1rem 0;
  display: grid;
  grid-template-columns: 44px 1fr;
  grid-template-rows: auto auto;
  column-gap: 1rem;
  text-align: left;
  border-radius: 8px;
  transition: all 0.15s;
}
.rail-step:hover { background: rgba(13, 79, 92, 0.03); }
.rail-n {
  grid-row: 1 / 3;
  align-self: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--cream);
  border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--ink-light);
  transition: all 0.2s;
}
.rail-step.active .rail-n {
  background: var(--teal-deep); color: white;
  border-color: var(--teal-deep);
  box-shadow: 0 0 0 4px rgba(13,79,92,0.08);
}
.rail-name { font-size: 1.15rem; color: var(--ink-mid); line-height: 1; }
.rail-step.active .rail-name { color: var(--teal-deep); }
.rail-tag { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--ink-soft); margin-top: 0.2rem; }
.rail-step.active .rail-tag { color: var(--amber-deep); }

.method-detail {
  background: white; border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem 2.5rem 2rem;
  animation: fadein 0.3s ease;
  position: relative;
}
.method-detail::before {
  content: "";
  position: absolute;
  left: 0; top: 2.5rem; bottom: 2.5rem;
  width: 3px; background: var(--amber);
  border-radius: 2px;
}
.detail-n { font-size: 11px; letter-spacing: 0.12em; color: var(--amber-deep); margin-bottom: 0.4rem; }
.detail-name { font-size: 2.4rem; color: var(--teal-deep); line-height: 1; margin-bottom: 0.3rem; }
.detail-tag { font-size: 1rem; color: var(--ink-light); font-style: italic; margin-bottom: 1.5rem; }
.detail-body { font-size: 1.02rem; line-height: 1.7; color: var(--ink-mid); margin-bottom: 1.5rem; max-width: 58ch; }
.detail-example {
  background: var(--teal-faint);
  border-left: 3px solid var(--teal-mid);
  padding: 1.2rem 1.5rem;
  border-radius: 0 7px 7px 0;
  margin-bottom: 1.5rem;
}
.ex-q { font-family: 'IBM Plex Mono', monospace; font-size: 15px; letter-spacing: 0.04em; color: var(--teal-mid); margin-bottom: 0.7rem; font-weight: 500; line-height: 1.5; }
.ex-a { font-family: 'DM Serif Display', serif; font-style: italic; font-size: 1.7rem; line-height: 1.3; color: var(--teal-deep); }

.detail-nav { display: flex; gap: 0.7rem; padding-top: 1.2rem; border-top: 1px solid var(--border-soft); }
.detail-nav button {
  font-family: 'DM Sans', sans-serif;
  font-size: 13px; padding: 0.55rem 1rem;
  background: white; border: 1px solid var(--border);
  color: var(--ink-mid); border-radius: 6px;
  cursor: pointer; transition: all 0.15s;
}
.detail-nav button:hover:not(:disabled) { border-color: var(--teal-mid); color: var(--teal-deep); }
.detail-nav button:disabled { opacity: 0.4; cursor: not-allowed; }

.method-quote {
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid var(--border-soft);
}
.method-quote-label { font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--amber-deep); margin-bottom: 1.2rem; }
.method-quote blockquote {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  color: var(--teal-deep);
  line-height: 1.3;
  max-width: 26ch;
  margin: 0 auto;
  font-style: normal;
}
.method-quote blockquote em { color: var(--amber-deep); font-style: italic; }

/* ========== LABS ========== */
.labs { background: var(--cream-warm); border-top: 1px solid var(--border-soft); }
.labs-header { max-width: 720px; margin-bottom: 3.5rem; }
.labs-header .eyebrow { margin-bottom: 1rem; }
.labs-header h2 { margin-bottom: 1.5rem; }

.labs-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 4rem;
}
@media (max-width: 900px) { .labs-grid { grid-template-columns: 1fr; } }

.lab-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2.5rem 2.2rem;
  position: relative;
  overflow: hidden;
  transition: all 0.2s;
}
.lab-card:hover { transform: translateY(-2px); box-shadow: 0 20px 40px -20px rgba(13,79,92,0.15); }
.student-card { background: linear-gradient(180deg, white, var(--amber-light)); border-color: #f0d9aa; }
.teacher-card { background: linear-gradient(180deg, white, var(--teal-faint)); border-color: #c5dfdb; }

.lab-sigil {
  position: absolute; top: 1.8rem; right: 2rem;
  font-size: 7rem; line-height: 1;
  color: rgba(13, 79, 92, 0.06);
  pointer-events: none;
}
.student-card .lab-sigil { color: rgba(232, 160, 64, 0.18); }
.teacher-card .lab-sigil { color: rgba(13, 79, 92, 0.08); }

.lab-tag {
  font-size: 10px; letter-spacing: 0.15em;
  color: var(--teal-mid); margin-bottom: 1rem;
}
.student-card .lab-tag { color: var(--amber-deep); }

.lab-name { font-size: 1.7rem; color: var(--teal-deep); margin-bottom: 1rem; line-height: 1.15; }
.lab-body { font-size: 15px; line-height: 1.65; color: var(--ink-mid); margin-bottom: 1.5rem; }
.lab-bullets { list-style: none; margin-bottom: 1.8rem; padding: 1rem 0; border-top: 1px dashed var(--border); border-bottom: 1px dashed var(--border); display: flex; flex-direction: column; gap: 0.5rem; }
.lab-bullets li { font-size: 13.5px; color: var(--ink-mid); padding-left: 1.2rem; position: relative; }
.lab-bullets li::before {
  content: "◈"; position: absolute; left: 0;
  color: var(--teal-mid); font-size: 10px; top: 4px;
}
.student-card .lab-bullets li::before { color: var(--amber-deep); }
.lab-cta {
  font-family: 'DM Sans', sans-serif;
  font-size: 14px; font-weight: 500;
  color: var(--teal-deep); text-decoration: none;
  display: inline-flex; align-items: center; gap: 0.3rem;
  transition: gap 0.15s;
}
.lab-cta:hover { gap: 0.6rem; }
.student-card .lab-cta { color: var(--amber-deep); }

/* Closing */
.closing {
  background: var(--teal-deep);
  border-radius: 16px;
  padding: 4rem 2rem;
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.closing::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black, transparent);
  pointer-events: none;
}
.closing-inner { position: relative; max-width: 720px; margin: 0 auto; }
.closing-title {
  color: white; font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1; margin: 1.2rem 0 2rem;
}
.closing-title em { color: var(--amber); font-style: italic; }
.closing-ctas { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.closing-foot { font-size: 11px; letter-spacing: 0.1em; color: rgba(255,255,255,0.45); }