/* ============================================================
   UNI MATHS MASTERY — Production Stylesheet
   Imperial College London Edition · Summer Term 2026
   ============================================================ */

/* ── DESIGN TOKENS ── */
:root {
  --navy:        #0C1B33;
  --navy-mid:    #152342;
  --navy-light:  #1E3360;
  --navy-deep:   #08121F;
  --gold:        #C8962E;
  --gold-light:  #E8B84B;
  --gold-pale:   rgba(200, 150, 46, 0.12);
  --gold-faint:  rgba(200, 150, 46, 0.06);
  --white:       #F8F7F4;
  --off-white:   #EEE9DF;
  --muted:       #7A90B0;
  --muted-light: #9AAEC8;
  --faint:       rgba(255, 255, 255, 0.06);
  --border:      rgba(200, 150, 46, 0.20);
  --border-w:    rgba(255, 255, 255, 0.09);
  --success:     #3A9E6F;
  --info:        #3A7BC8;
  --danger:      #C84040;

  --font-serif:  'EB Garamond', Georgia, serif;
  --font-sans:   'Source Sans 3', system-ui, sans-serif;
  --font-mono:   'DM Mono', 'Courier New', monospace;

  --nav-h:       62px;
  --ann-h:       40px;
  --page-pad:    56px;
  --section-v:   90px;
  --radius:      2px;
}

/* ── RESET ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: var(--font-sans); }
svg { display: block; }

/* ── BASE ── */
body {
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── TYPOGRAPHY SCALE ── */
.t-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.t-eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--gold);
  flex-shrink: 0;
}

.t-h1 {
  font-family: var(--font-serif);
  font-size: clamp(42px, 5vw, 68px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.022em;
}
.t-h2 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 3.5vw, 50px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.016em;
}
.t-h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  line-height: 1.25;
}
.t-body-lg { font-size: 15px; color: var(--muted); line-height: 1.8; }
.t-body    { font-size: 14px; color: var(--muted); line-height: 1.75; }
.t-body-sm { font-size: 13px; color: var(--muted); line-height: 1.7; }
.t-mono    { font-family: var(--font-mono); }
.t-italic  { font-style: italic; color: var(--gold); }
.t-gold    { color: var(--gold); }
.t-muted   { color: var(--muted); }
.t-white   { color: var(--white); }

/* ── LAYOUT HELPERS ── */
.section { padding: var(--section-v) var(--page-pad); }
.section-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: end;
  padding-bottom: 48px;
  margin-bottom: 56px;
  border-bottom: 0.5px solid var(--border-w);
}
.container { max-width: 1440px; margin: 0 auto; }
.grid-1-1 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.grid-1-2 { display: grid; grid-template-columns: 1fr 2fr; gap: 48px; }
.grid-3   { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4   { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.btn-gold {
  background: var(--gold);
  color: var(--navy);
}
.btn-gold:hover { background: var(--gold-light); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 0.5px solid rgba(255, 255, 255, 0.28);
  font-weight: 400;
  letter-spacing: 0.04em;
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }

.btn-ghost {
  background: transparent;
  color: var(--gold);
  border: 0.5px solid var(--gold);
  font-weight: 400;
}
.btn-ghost:hover { background: var(--gold-faint); }

/* ── PILL BADGES ── */
.pill {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 9px;
  border: 0.5px solid;
}
.pill-live    { border-color: var(--success); color: var(--success); }
.pill-soon    { border-color: var(--info);    color: var(--info); }
.pill-coming  { border-color: var(--muted);   color: var(--muted); }
.pill-gold    { border-color: var(--gold);    color: var(--gold); }

/* ── MOD BADGE ── */
.mod-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 8px;
  background: var(--gold-faint);
  border: 0.5px solid var(--gold);
  color: var(--gold);
}

/* ── DIVIDER GRID ── */
.grid-divider {
  display: grid;
  gap: 0.5px;
  background: var(--border-w);
  border: 0.5px solid var(--border-w);
}
.grid-divider-3 { grid-template-columns: repeat(3, 1fr); }
.grid-divider-4 { grid-template-columns: repeat(4, 1fr); }
.grid-divider-5 { grid-template-columns: repeat(5, 1fr); }

/* ── ANNOUNCEMENT BAR ── */
#ann-bar {
  background: var(--gold);
  color: var(--navy);
  padding: 10px var(--page-pad);
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  position: relative;
  z-index: 200;
}
.ann-dot {
  width: 4px; height: 4px;
  background: var(--navy);
  border-radius: 50%;
  opacity: 0.4;
  flex-shrink: 0;
}
#ann-bar a { color: var(--navy); text-decoration: underline; font-weight: 700; }
#ann-close {
  position: absolute;
  right: 20px;
  background: none;
  border: none;
  color: var(--navy);
  font-size: 18px;
  line-height: 1;
  opacity: 0.5;
  cursor: pointer;
  padding: 0 4px;
}
#ann-close:hover { opacity: 1; }

/* ── NAV ── */
#main-nav {
  position: fixed;
  top: 0;
  left: 0; right: 0;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--page-pad);
  height: var(--nav-h);
  background: rgba(12, 27, 51, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 0.5px solid var(--border);
  transition: top 0.3s ease;
}
.nav-brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-shrink: 0;
}
.nav-id {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--gold);
  text-transform: uppercase;
}
.nav-name {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--white);
}
.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
}
.nav-links a {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.02em;
  transition: color 0.2s;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
}
.nav-links a:hover  { color: var(--white); }
.nav-links a.active { color: var(--gold); border-bottom-color: var(--gold); }
.nav-cta { margin-left: 16px; }

/* mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--white);
  transition: all 0.3s;
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 140px var(--page-pad) 90px;
  gap: 56px;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1562774053-701939374585?w=1600&q=75') center/cover no-repeat;
  opacity: 0.07;
  z-index: 0;
}
.hero-left, .hero-right { position: relative; z-index: 1; }

.hero-sub {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.8;
  max-width: 490px;
  margin: 22px 0 38px;
}
.hero-sub strong { color: var(--white); font-weight: 500; }

.hero-btns { display: flex; gap: 16px; margin-bottom: 56px; flex-wrap: wrap; }

.hero-stats { display: flex; gap: 48px; }
.stat-num {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.stat-lbl {
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  margin-top: 5px;
}

/* Course cards in hero */
.course-stack { display: flex; flex-direction: column; gap: 10px; }
.course-mini {
  background: var(--navy-mid);
  border: 0.5px solid var(--border-w);
  border-left: 2px solid var(--gold);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  transition: all 0.2s;
}
.course-mini:hover {
  background: var(--navy-light);
  border-left-color: var(--gold-light);
}
.cm-name { font-size: 14px; font-weight: 500; color: var(--white); }
.cm-desc { font-size: 11px; color: var(--muted); margin-top: 2px; }
.cm-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 5px;
  flex-shrink: 0;
}
.cm-cov { font-size: 10px; color: var(--muted); white-space: nowrap; }

/* ── PROGRAMME BAND ── */
#prog-band {
  padding: 18px var(--page-pad);
  background: var(--navy-mid);
  border-top: 0.5px solid var(--border);
  border-bottom: 0.5px solid var(--border);
  display: flex;
  align-items: center;
  gap: 40px;
  overflow: hidden;
}
.prog-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--muted);
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}
.prog-items {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.prog-item { display: flex; align-items: center; gap: 8px; }
.prog-dot  { width: 4px; height: 4px; background: var(--gold); border-radius: 50%; flex-shrink: 0; }
.prog-text { font-size: 12px; color: var(--muted); white-space: nowrap; }
.prog-text strong { color: var(--white); font-weight: 500; }

/* ── PHOTO STRIP ── */
.photo-strip {
  display: grid;
  height: 300px;
  overflow: hidden;
}
.photo-strip-3  { grid-template-columns: 2fr 1fr 1fr; gap: 3px; }
.photo-strip-3b { grid-template-columns: 1fr 1fr 2fr; gap: 3px; }
.photo-cell { position: relative; overflow: hidden; }
.photo-cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.68);
  transition: transform 0.6s ease;
}
.photo-cell:hover img { transform: scale(1.03); }
.photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(12,27,51,0.75) 0%, transparent 55%);
  display: flex;
  align-items: flex-end;
  padding: 18px 20px;
}
.photo-caption { font-size: 11px; color: rgba(248,247,244,0.8); letter-spacing: 0.03em; }

/* ── COVERAGE INFOGRAPHIC ── */
#coverage {
  padding: 70px var(--page-pad);
  background: var(--navy-mid);
  border-bottom: 0.5px solid var(--border-w);
}
.coverage-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.bar-chart { display: flex; flex-direction: column; gap: 14px; margin-top: 24px; }
.bar-row {
  display: grid;
  grid-template-columns: 190px 1fr 44px;
  align-items: center;
  gap: 14px;
}
.bar-lbl { font-size: 13px; color: var(--white); }
.bar-track {
  height: 7px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  border-radius: 2px;
  background: var(--gold);
  width: 0;
  transition: width 1s ease 0.3s;
}
.bar-val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold);
  text-align: right;
}
.coverage-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}
.i-stat {
  background: var(--faint);
  border: 0.5px solid var(--border-w);
  padding: 20px;
}
.i-stat-n {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.i-stat-l { font-size: 12px; color: var(--muted); margin-top: 4px; line-height: 1.5; }

/* ── COURSES ── */
#courses { background: var(--navy); }
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5px;
  background: var(--border-w);
  border: 0.5px solid var(--border-w);
}
.course-card {
  background: var(--navy);
  padding: 36px 28px;
  cursor: pointer;
  transition: background 0.2s;
  position: relative;
}
.course-card:hover { background: var(--navy-mid); }
.cc-num {
  font-family: var(--font-serif);
  font-size: 54px;
  font-weight: 700;
  color: rgba(200,150,46,0.13);
  line-height: 1;
  margin-bottom: 16px;
}
.cc-track {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 9px;
  display: flex;
  align-items: center;
  gap: 7px;
}
.cc-track-dot { width: 5px; height: 5px; background: var(--gold); border-radius: 50%; }
.cc-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.25;
}
.cc-desc { font-size: 13px; color: var(--muted); line-height: 1.7; margin-bottom: 18px; }
.cc-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 0.5px solid var(--border-w);
  padding-top: 14px;
}
.cc-cov { font-size: 11px; color: var(--muted); }
.cc-cov-n { font-family: var(--font-mono); color: var(--gold); font-size: 12px; }
.course-card-wide {
  grid-column: span 3;
  border-top: 0.5px solid var(--border-w);
}
.course-card-wide .inner {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  align-items: center;
  padding: 36px 28px;
}
.course-card-wide .cc-desc-lg {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
}

/* ── HOW IT WORKS ── */
#how-it-works { background: var(--navy-mid); }
.hiw-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5px;
  background: var(--border-w);
  border: 0.5px solid var(--border-w);
  margin-top: 56px;
}
.hiw-step {
  background: var(--navy-mid);
  padding: 40px 26px;
  position: relative;
}
.hiw-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 38px; right: -14px;
  width: 26px; height: 26px;
  background: var(--navy-mid);
  border-top: 0.5px solid var(--border-w);
  border-right: 0.5px solid var(--border-w);
  transform: rotate(45deg);
  z-index: 2;
}
.hiw-n {
  font-family: var(--font-serif);
  font-size: 64px;
  font-weight: 700;
  color: rgba(200,150,46,0.10);
  line-height: 1;
  margin-bottom: 20px;
}
.hiw-title { font-size: 16px; font-weight: 500; color: var(--white); margin-bottom: 10px; }
.hiw-body  { font-size: 13px; color: var(--muted); line-height: 1.7; }

/* ── DIFFER ── */
#differ { background: var(--navy); }
.differ-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  background: var(--border-w);
  border: 0.5px solid var(--border-w);
  margin-top: 56px;
}
.differ-col { padding: 40px 36px; background: var(--navy); }
.differ-col.ours { background: var(--gold-faint); border-left: 2px solid var(--gold); }
.differ-head {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.differ-head.ours { color: var(--gold); }
.differ-head.theirs { color: var(--muted); }
.differ-row {
  display: flex;
  gap: 14px;
  margin-bottom: 16px;
  font-size: 14px;
  line-height: 1.6;
}
.differ-row.good { color: var(--white); }
.differ-row.bad  { color: var(--muted); }
.d-icon { flex-shrink: 0; margin-top: 2px; font-size: 15px; }

/* ── FORUM ── */
#forum { background: var(--navy-mid); }
.forum-wrap { border: 0.5px solid var(--border-w); }
.forum-header {
  display: grid;
  grid-template-columns: 1fr 130px 90px 100px;
  background: var(--navy);
  padding: 11px 20px;
  gap: 16px;
  border-bottom: 0.5px solid var(--border-w);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.forum-cat { border-bottom: 0.5px solid var(--border-w); }
.forum-cat-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
  background: var(--gold-faint);
  cursor: pointer;
  transition: background 0.15s;
}
.forum-cat-head:hover { background: rgba(200,150,46,0.10); }
.forum-cat-icon {
  width: 38px; height: 38px;
  background: var(--navy-light);
  border: 0.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.forum-cat-icon svg { width: 17px; height: 17px; stroke: var(--gold); fill: none; stroke-width: 1.5; }
.forum-cat-info {}
.forum-cat-name { font-size: 14px; font-weight: 500; color: var(--white); }
.forum-cat-desc { font-size: 11px; color: var(--muted); margin-top: 2px; }
.forum-cat-meta { margin-left: auto; text-align: right; flex-shrink: 0; }
.forum-cat-count { font-family: var(--font-mono); font-size: 14px; color: var(--gold); }
.forum-cat-label { font-size: 10px; color: var(--muted); letter-spacing: 0.06em; text-transform: uppercase; }
.forum-row {
  display: grid;
  grid-template-columns: 1fr 130px 90px 100px;
  padding: 12px 20px;
  gap: 16px;
  border-bottom: 0.5px solid var(--border-w);
  align-items: center;
  cursor: pointer;
  transition: background 0.15s;
}
.forum-row:hover { background: var(--faint); }
.forum-row:last-child { border-bottom: none; }
.fr-title { font-size: 14px; color: var(--white); line-height: 1.4; }
.fr-sub   { font-size: 11px; color: var(--muted); margin-top: 3px; }
.fr-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 7px;
  border: 0.5px solid var(--success);
  color: var(--success);
  display: inline-block;
  margin-top: 5px;
}
.fr-badge.phd { border-color: var(--gold); color: var(--gold); }
.fr-posts { font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.fr-last  { font-size: 11px; color: var(--muted); }
.fr-last strong { display: block; font-size: 12px; color: var(--white); font-weight: 500; margin-bottom: 1px; }

.forum-live {
  background: var(--navy);
  padding: 20px;
  border-top: 0.5px solid var(--border-w);
}
.feed-lbl {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}
.feed-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.feed-card {
  background: var(--navy-mid);
  border: 0.5px solid var(--border-w);
  padding: 14px 16px;
  cursor: pointer;
  transition: border-color 0.2s;
}
.feed-card:hover { border-color: var(--gold); }
.fc-title { font-size: 13px; color: var(--white); line-height: 1.4; margin-bottom: 8px; }
.fc-meta  { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.fc-user  { font-size: 10px; color: var(--muted); }
.fc-reps  { font-family: var(--font-mono); font-size: 10px; color: var(--gold); }
.fc-dot   { width: 3px; height: 3px; background: var(--muted); border-radius: 50%; flex-shrink: 0; }

/* ── COMMUNITY ── */
#community { background: var(--navy); }
.community-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.comm-card {
  background: var(--navy-mid);
  border: 0.5px solid var(--border-w);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
}
.comm-card-bg {
  position: absolute;
  bottom: -20px; right: -10px;
  font-family: var(--font-serif);
  font-size: 100px;
  font-weight: 700;
  color: rgba(200,150,46,0.06);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}
.comm-icon {
  width: 48px; height: 48px;
  background: var(--gold-pale);
  border: 0.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.comm-icon svg { width: 20px; height: 20px; stroke: var(--gold); fill: none; stroke-width: 1.5; }
.comm-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 10px;
}
.comm-body { font-size: 13px; color: var(--muted); line-height: 1.75; }

.community-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5px;
  background: var(--border-w);
  border: 0.5px solid var(--border-w);
  margin-top: 48px;
}
.cs-item {
  background: var(--navy-mid);
  padding: 30px 24px;
  text-align: center;
}
.cs-num {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.cs-lbl { font-size: 12px; color: var(--muted); margin-top: 8px; line-height: 1.5; }

/* ── AUDIENCE ── */
#audience { background: var(--navy-mid); }
.audience-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5px;
  background: var(--border-w);
  border: 0.5px solid var(--border-w);
  margin-top: 48px;
}
.aud-card {
  background: var(--navy-mid);
  padding: 30px 20px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}
.aud-card:hover, .aud-card.active {
  background: var(--gold-faint);
  border-bottom-color: var(--gold);
}
.aud-icon {
  width: 40px; height: 40px;
  background: var(--faint);
  border: 0.5px solid var(--border-w);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.aud-icon svg { width: 18px; height: 18px; stroke: var(--gold); fill: none; stroke-width: 1.5; }
.aud-lbl  { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--gold); margin-bottom: 6px; }
.aud-name { font-family: var(--font-serif); font-size: 18px; font-weight: 500; color: var(--white); margin-bottom: 8px; }
.aud-desc { font-size: 12px; color: var(--muted); line-height: 1.65; }

/* ── TEAM ── */
#team { background: var(--navy); }
.team-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 0.5px;
  background: var(--border-w);
  border: 0.5px solid var(--border-w);
}
.team-card { background: var(--navy); padding: 36px 28px; }
.team-card.director { background: var(--navy-mid); }
.team-photo {
  width: 100%;
  object-fit: cover;
  border: 0.5px solid var(--border-w);
  margin-bottom: 18px;
  display: block;
}
.team-role {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.team-name { font-family: var(--font-serif); font-size: 20px; font-weight: 500; color: var(--white); margin-bottom: 8px; }
.team-name.lg { font-size: 28px; }
.team-creds { font-size: 12px; color: var(--muted); line-height: 1.7; }
.team-stat {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 0.5px solid var(--border-w);
}
.ts-n { font-family: var(--font-serif); font-size: 26px; font-weight: 700; color: var(--gold); }
.ts-l { font-size: 11px; color: var(--muted); }

/* ── PRICING ── */
#pricing { background: var(--navy-mid); }
.price-compare {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 56px;
  margin-bottom: 4px;
}
.pc-card {
  background: var(--faint);
  border: 0.5px solid var(--border-w);
  padding: 24px 20px;
  text-align: center;
}
.pc-card.highlight { border-color: var(--gold); background: var(--gold-faint); }
.pc-bars {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 6px;
  height: 70px;
  margin-bottom: 14px;
}
.pc-bar {
  width: 36px;
  border-radius: 1px 1px 0 0;
}
.pc-bar.low  { background: rgba(200,150,46,0.28); height: 45%; }
.pc-bar.mid  { background: rgba(200,150,46,0.55); height: 72%; }
.pc-bar.high { background: var(--gold); height: 100%; }
.pc-lbl { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.pc-val {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
}
.pc-sub { font-size: 11px; color: var(--muted); margin-top: 4px; }

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5px;
  background: var(--border-w);
  border: 0.5px solid var(--border-w);
}
.price-card { background: var(--navy); padding: 44px 36px; position: relative; }
.price-card.featured {
  background: var(--gold-faint);
  border: 1.5px solid var(--gold);
  margin: -1px;
  z-index: 1;
}
.price-badge {
  position: absolute;
  top: -1px; left: 36px;
  background: var(--gold);
  color: var(--navy);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 4px 12px;
}
.price-tier {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.price-name {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}
.price-desc { font-size: 13px; color: var(--muted); line-height: 1.65; margin-bottom: 28px; }
.price-amount {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: 4px;
}
.price-period { font-size: 12px; color: var(--muted); margin-bottom: 24px; }

.price-box {
  background: rgba(200,150,46,0.08);
  border: 0.5px solid var(--border);
  padding: 14px 16px;
  margin-bottom: 24px;
}
.price-box-lbl {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 9px;
}
.price-box-item {
  font-size: 13px;
  color: var(--white);
  margin-bottom: 5px;
  display: flex;
  gap: 8px;
}
.price-box-item::before { content: '—'; color: var(--gold); flex-shrink: 0; }

.price-list { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 32px; }
.price-list li { font-size: 13px; color: var(--muted); display: flex; gap: 9px; line-height: 1.5; }
.price-list li.hi { color: var(--white); }
.price-list li::before { content: '·'; color: var(--gold); }

/* ── TESTIMONIALS ── */
#testimonials { background: var(--navy); }
.testi-photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  height: 260px;
  margin-bottom: 40px;
}
.testi-photo { position: relative; overflow: hidden; }
.testi-photo img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.6) saturate(0.8); }
.testi-photo-inner {
  position: absolute;
  inset: 0;
  padding: 28px 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.testi-pullquote {
  font-family: var(--font-serif);
  font-size: 17px;
  font-style: italic;
  color: var(--white);
  line-height: 1.55;
  margin-bottom: 10px;
}
.testi-who { font-size: 12px; color: rgba(248,247,244,0.65); }

.testi-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.testi-card {
  background: var(--navy-mid);
  border: 0.5px solid var(--border-w);
  padding: 28px 24px;
  position: relative;
}
.testi-card::before {
  content: '"';
  font-family: var(--font-serif);
  font-size: 80px;
  color: rgba(200,150,46,0.12);
  position: absolute;
  top: 10px; right: 20px;
  line-height: 1;
  pointer-events: none;
}
.testi-text {
  font-size: 14px;
  color: var(--white);
  font-style: italic;
  line-height: 1.8;
  margin-bottom: 18px;
}
.testi-meta { display: flex; align-items: center; gap: 12px; }
.testi-av {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--navy-light);
  border: 0.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
  flex-shrink: 0;
}
.testi-name   { font-size: 13px; font-weight: 500; color: var(--white); }
.testi-course { font-size: 11px; color: var(--muted); }

/* ── CTA BAND ── */
#cta {
  padding: 100px var(--page-pad);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  overflow: hidden;
  border-top: 0.5px solid var(--border-w);
}
.cta-bg {
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1488998427799-e3362cec87c3?w=1600&q=70') center/cover;
  opacity: 0.05;
}
.cta-left, .cta-right { position: relative; z-index: 1; }
.cta-btns { display: flex; gap: 16px; margin-top: 32px; flex-wrap: wrap; }

/* ── FOOTER ── */
footer {
  background: var(--navy-mid);
  border-top: 0.5px solid var(--border-w);
  padding: 56px var(--page-pad);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}
.f-brand-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.f-tagline { font-size: 12px; color: var(--muted); line-height: 1.75; max-width: 260px; margin-bottom: 20px; }
.f-legal {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  color: rgba(122,144,176,0.45);
  text-transform: uppercase;
}
.f-col-title {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.f-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.f-links a { font-size: 13px; color: var(--muted); transition: color 0.2s; }
.f-links a:hover { color: var(--white); }

/* ── SCROLL REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.in { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  :root { --page-pad: 36px; }
  .nav-links { gap: 20px; }
  #hero { grid-template-columns: 1fr; min-height: auto; padding-top: 120px; }
  .hero-right { display: none; }
  .section-head { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr 1fr; }
  .course-card-wide .inner { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .pricing-cards { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  :root { --page-pad: 20px; --section-v: 60px; }
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: calc(var(--nav-h) + 40px);
    left: 0; right: 0;
    background: var(--navy-mid);
    padding: 24px var(--page-pad);
    gap: 20px;
    border-bottom: 0.5px solid var(--border);
    z-index: 140;
  }
  .courses-grid { grid-template-columns: 1fr; }
  .hiw-grid { grid-template-columns: 1fr 1fr; }
  .hiw-step::after { display: none; }
  .differ-grid { grid-template-columns: 1fr; }
  .community-cards { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: 1fr 1fr; }
  .testi-cards { grid-template-columns: 1fr; }
  .price-compare { grid-template-columns: 1fr; }
  .community-stats { grid-template-columns: 1fr 1fr; }
  .feed-grid { grid-template-columns: 1fr; }
  .forum-header, .forum-row { grid-template-columns: 1fr 80px; }
  .forum-header > *:nth-child(n+3),
  .forum-row > *:nth-child(n+3) { display: none; }
  #cta { grid-template-columns: 1fr; gap: 40px; }
  footer { grid-template-columns: 1fr; }
  .testi-photos { grid-template-columns: 1fr; height: auto; }
  .testi-photo { height: 220px; }
  .bar-row { grid-template-columns: 120px 1fr 40px; }
  .coverage-inner { grid-template-columns: 1fr; }
  .coverage-stats { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .photo-strip-3, .photo-strip-3b { grid-template-columns: 1fr; height: auto; }
  .photo-cell { height: 200px; }
}

/* ══════════════════════════════════════════════════
   REGISTRATION MODAL
══════════════════════════════════════════════════ */
#modal-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 900;
  background: rgba(8,18,31,0.85);
  backdrop-filter: blur(4px);
}
#modal-overlay.open { display: block; }

#reg-modal {
  display: none;
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: 950;
  width: min(560px, 94vw);
  background: var(--navy-mid);
  border: 0.5px solid var(--border);
  padding: 40px 40px 36px;
}
#reg-modal.open { display: block; }

#modal-close {
  position: absolute; top: 16px; right: 20px;
  background: none; border: none;
  color: var(--muted); font-size: 22px;
  cursor: pointer; line-height: 1;
  transition: color .2s;
}
#modal-close:hover { color: var(--white); }

.modal-eyebrow {
  font-family: var(--font-mono);
  font-size: 9px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--gold);
  margin-bottom: 10px;
}
.modal-title {
  font-family: var(--font-serif);
  font-size: 26px; font-weight: 700;
  color: var(--white); margin-bottom: 6px;
}
.modal-sub {
  font-size: 13px; color: var(--muted);
  line-height: 1.6; margin-bottom: 28px;
}

.form-field { margin-bottom: 16px; }
.form-field label {
  display: block;
  font-size: 11px; font-weight: 500;
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 6px;
}
.form-field input,
.form-field select {
  width: 100%;
  background: var(--navy);
  border: 0.5px solid var(--border-w);
  color: var(--white);
  padding: 11px 14px;
  font-family: var(--font-sans);
  font-size: 14px;
  outline: none;
  transition: border-color .2s;
  appearance: none;
}
.form-field input:focus,
.form-field select:focus { border-color: var(--gold); }
.form-field input::placeholder { color: var(--muted); }
.form-field select option { background: var(--navy-mid); }

.form-note {
  font-size: 11px; color: var(--muted);
  line-height: 1.6; margin-top: 12px;
}
.form-note a { color: var(--gold); }

#reg-success {
  display: none;
  text-align: center;
  padding: 20px 0;
}
.success-icon {
  width: 48px; height: 48px;
  background: rgba(58,158,111,0.15);
  border: 0.5px solid var(--success);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  font-size: 22px;
}
.success-title {
  font-family: var(--font-serif);
  font-size: 22px; font-weight: 700;
  color: var(--white); margin-bottom: 8px;
}
.success-body { font-size: 13px; color: var(--muted); line-height: 1.7; }

/* ══════════════════════════════════════════════════
   COOKIE BANNER
══════════════════════════════════════════════════ */
#cookie-banner {
  position: fixed;
  bottom: 24px; left: 24px;
  width: min(400px, calc(100vw - 48px));
  background: var(--navy-mid);
  border: 0.5px solid var(--border);
  padding: 20px 22px;
  z-index: 800;
  transform: translateY(120px);
  opacity: 0;
  transition: transform .4s ease, opacity .4s ease;
}
#cookie-banner.show { transform: none; opacity: 1; }
.cookie-text {
  font-size: 12px; color: var(--muted);
  line-height: 1.65; margin-bottom: 14px;
}
.cookie-text a { color: var(--gold); }
.cookie-btns { display: flex; gap: 10px; }
#cookie-accept {
  background: var(--gold); color: var(--navy);
  border: none; padding: 8px 18px;
  font-size: 12px; font-weight: 600;
  letter-spacing: .05em; text-transform: uppercase;
  cursor: pointer;
}
#cookie-decline {
  background: transparent; color: var(--muted);
  border: 0.5px solid var(--border-w);
  padding: 8px 14px; font-size: 12px;
  cursor: pointer; transition: color .2s;
}
#cookie-decline:hover { color: var(--white); }

/* ══════════════════════════════════════════════════
   INDEPENDENCE NOTE (sub-nav bar)
══════════════════════════════════════════════════ */
#independence-note {
  background: rgba(200,150,46,0.07);
  border-bottom: 0.5px solid var(--border);
  padding: 7px var(--page-pad);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--muted);
}
#independence-note a { color: var(--gold); }