/* =========================================================
   NICK CASHION — GED MATH TUTOR · v2
   Visual system: warm cream + deep teal + terracotta accent.
   Typography: Fraunces (display, italic for emphasis) + Inter.
   Design motif: worked-example artifacts (chalkboard, notebook),
   duration-as-data, editorial hierarchy.
   ========================================================= */

:root {
  --cream:        #FBF6EC;
  --cream-deep:   #F4ECDB;
  --cream-warm:   #F8EFDB;
  --paper:        #FFFDF8;
  --ink:          #1A2221;
  --ink-soft:     #525553;
  --ink-muted:    #7A7D78;
  --teal-ink:     #0C3A36;
  --teal:         #144E48;
  --teal-soft:    #2F6E66;
  --terra:        #D97757;
  --terra-deep:   #B55C3F;
  --gold:         #E8B14B;
  --chalk:        #1B2D2B;
  --chalk-line:   rgba(251,246,236,.14);
  --line:         #E4D9C3;
  --line-soft:    #EEE5D0;

  --shadow-xs: 0 1px 2px rgba(20,78,72,.05);
  --shadow-sm: 0 2px 6px rgba(20,78,72,.06), 0 1px 2px rgba(20,78,72,.04);
  --shadow-md: 0 4px 14px rgba(20,78,72,.08), 0 14px 36px rgba(20,78,72,.07);
  --shadow-lg: 0 18px 48px rgba(20,78,72,.16);

  --r-sm: 10px;
  --r:    14px;
  --r-lg: 22px;
  --r-xl: 28px;

  --maxw: 1180px;
  --maxw-narrow: 780px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: var(--cream);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.018em;
  color: var(--teal-ink);
  font-variation-settings: "opsz" 80;
  text-wrap: balance;
}
h1 { font-size: clamp(2.6rem, 5.6vw, 4.8rem); font-weight: 500; letter-spacing: -0.028em; }
h2 { font-size: clamp(2rem, 3.6vw, 3.1rem); }
h3 { font-size: 1.35rem; font-weight: 500; }
h4 { font-size: 1.05rem; }

p { color: var(--ink-soft); text-wrap: pretty; }
em { font-style: italic; }
strong { color: var(--teal-ink); font-weight: 600; }

a { color: var(--teal); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--terra-deep); }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.narrow { max-width: var(--maxw-narrow); margin-inline: auto; }

/* ——— Eyebrows ——— */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .78rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--terra-deep);
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px; background: var(--terra);
}
.section-eyebrow {
  display: block; text-align: center;
  font-size: .76rem; font-weight: 600;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--terra-deep);
  margin-bottom: 14px;
}

/* ——— Buttons ——— */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px;
  border-radius: 999px;
  font-family: inherit; font-weight: 600; font-size: .98rem;
  cursor: pointer; border: 0;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--teal-ink); color: var(--cream);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover {
  background: var(--terra); color: var(--paper);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}
.btn-ghost {
  background: transparent; color: var(--teal-ink);
  border: 1.5px solid var(--teal-ink);
}
.btn-ghost:hover { background: var(--teal-ink); color: var(--cream); }
.btn-ghost-light {
  background: transparent; color: var(--cream);
  border: 1.5px solid rgba(251,246,236,.4);
}
.btn-ghost-light:hover { background: var(--cream); color: var(--teal-ink); border-color: var(--cream); }
.btn-youtube { background: var(--terra); color: var(--paper); }
.btn-youtube:hover { background: var(--terra-deep); color: var(--paper); }

.btn .arrow { transition: transform .2s ease; display: inline-block; }
.btn:hover .arrow { transform: translateX(4px); }

/* ——— NAV ——— */
nav.site-nav {
  position: sticky; top: 0; z-index: 60;
  background: rgba(251,246,236,.88);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 28px; max-width: var(--maxw); margin: 0 auto;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  font-family: 'Fraunces', serif; font-weight: 500;
  font-size: 1.12rem; color: var(--teal-ink);
  letter-spacing: -0.01em;
}
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--teal-ink); color: var(--cream);
  display: grid; place-items: center;
  font-family: 'Fraunces', serif; font-weight: 500; font-size: 1rem;
  box-shadow: var(--shadow-xs);
}
.brand small {
  display: block; font-family: 'Inter', sans-serif;
  font-size: .7rem; font-weight: 500; letter-spacing: .08em;
  text-transform: uppercase; color: var(--terra-deep);
  margin-top: -2px;
}
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a {
  color: var(--ink); font-size: .94rem; font-weight: 500;
}
.nav-links a:hover { color: var(--teal); }
.nav-cta {
  background: var(--teal-ink); color: var(--cream) !important;
  padding: 10px 18px; border-radius: 999px;
  font-weight: 600 !important; font-size: .88rem !important;
}
.nav-cta:hover { background: var(--terra) !important; color: var(--paper) !important; }
.hamburger { display: none; background: none; border: 0; font-size: 1.5rem; color: var(--teal-ink); cursor: pointer; }

@media (max-width: 1000px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--cream);
    flex-direction: column;
    padding: 20px 28px 28px;
    border-bottom: 1px solid var(--line);
    gap: 18px;
  }
  .hamburger { display: block; }
}

/* ——— HERO ——— */
.hero { position: relative; padding: 70px 0 90px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(217,119,87,.10), transparent 42%),
    radial-gradient(circle at 92% 80%, rgba(20,78,72,.09), transparent 48%);
  pointer-events: none;
}
.hero-grid {
  display: grid; grid-template-columns: 1.08fr 1fr;
  gap: 64px; align-items: center; position: relative;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--paper); border: 1px solid var(--line);
  padding: 8px 14px 8px 10px; border-radius: 999px;
  font-size: .85rem; color: var(--ink-soft);
  margin-bottom: 26px;
  box-shadow: var(--shadow-xs);
}
.hero-badge .avatar {
  width: 22px; height: 22px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--teal-soft));
  display: grid; place-items: center;
  color: var(--cream); font-family: 'Fraunces', serif;
  font-size: .72rem; font-weight: 500;
}
.hero-badge strong { color: var(--teal-ink); }
.hero h1 em {
  font-style: italic; color: var(--terra-deep); font-weight: 400;
  font-variation-settings: "opsz" 120;
}
.hero h1 .underline {
  background-image: linear-gradient(transparent 68%, rgba(217,119,87,.28) 68%, rgba(217,119,87,.28) 92%, transparent 92%);
  padding: 0 2px;
}
.hero-sub {
  font-size: 1.18rem; max-width: 540px;
  margin: 28px 0 34px; color: var(--ink-soft);
}
.cta-row { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-meta {
  margin-top: 46px; display: flex; gap: 28px 36px; flex-wrap: wrap;
  color: var(--ink-soft); font-size: .92rem;
  padding-top: 26px; border-top: 1px solid var(--line);
}
.hero-meta span {
  display: inline-flex; align-items: center; gap: 9px;
}
.hero-meta svg { color: var(--teal); flex-shrink: 0; }

@media (max-width: 960px) {
  .hero { padding: 50px 0 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
}

/* ——— HERO WORKED EXAMPLE (chalkboard) ——— */
.worked-example {
  position: relative;
  background: var(--chalk);
  border-radius: var(--r-xl);
  padding: 36px 34px 32px;
  box-shadow: var(--shadow-lg);
  color: var(--cream);
  overflow: hidden;
  font-family: 'Fraunces', serif;
  min-height: 460px;
  display: flex; flex-direction: column;
  border: 1px solid rgba(251,246,236,.08);
}
.worked-example::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 10%, rgba(232,177,75,.08), transparent 55%),
    radial-gradient(ellipse at 80% 90%, rgba(217,119,87,.06), transparent 55%);
  pointer-events: none;
}
.we-head {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--chalk-line);
  margin-bottom: 22px;
  font-family: 'Inter', sans-serif;
  font-size: .78rem; letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(251,246,236,.56);
}
.we-head .live {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--gold);
}
.we-head .live::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 0 rgba(232,177,75,.6);
  animation: pulseDot 2s ease-in-out infinite;
}
@keyframes pulseDot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(232,177,75,.6); }
  50%      { box-shadow: 0 0 0 8px rgba(232,177,75,0); }
}
.we-question {
  font-size: 1.35rem; line-height: 1.4;
  color: var(--cream); margin-bottom: 18px;
  letter-spacing: -0.01em;
}
.we-question .num { color: var(--gold); font-weight: 500; }
.we-steps {
  display: flex; flex-direction: column; gap: 12px;
  flex: 1;
}
.we-step {
  display: flex; gap: 16px; align-items: flex-start;
  opacity: 0; transform: translateY(6px);
  transition: opacity .6s ease, transform .6s ease;
}
.we-step.show { opacity: 1; transform: none; }
.we-step .num {
  font-family: 'Inter', sans-serif;
  font-size: .7rem; font-weight: 700;
  letter-spacing: .14em;
  color: var(--terra); width: 24px;
  margin-top: 6px;
  flex-shrink: 0;
}
.we-step .body { flex: 1; }
.we-step .expr {
  font-family: 'Fraunces', serif;
  font-size: 1.6rem; color: var(--cream);
  letter-spacing: .01em;
  line-height: 1.3;
}
.we-step .expr .op { color: var(--gold); margin: 0 .15em; }
.we-step .expr .tag {
  font-size: .86rem; color: rgba(251,246,236,.55);
  font-family: 'Inter', sans-serif;
  font-style: italic;
  margin-left: 10px;
}
.we-step .note {
  font-family: 'Inter', sans-serif;
  font-size: .86rem; color: rgba(251,246,236,.62);
  font-style: italic;
  margin-top: 2px;
}
.we-answer {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px dashed var(--chalk-line);
  display: flex; justify-content: space-between; align-items: center;
  font-family: 'Inter', sans-serif;
  font-size: .85rem; color: rgba(251,246,236,.62);
}
.we-answer .final {
  font-family: 'Fraunces', serif;
  font-size: 1.9rem; color: var(--gold);
  font-weight: 500;
  font-style: italic;
}
.we-answer .final.show {
  animation: flashIn .5s ease;
}
@keyframes flashIn {
  from { transform: scale(.92); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.we-caption {
  font-family: 'Inter', sans-serif;
  font-size: .82rem; font-style: normal;
  color: var(--ink-muted);
  margin-top: 14px; padding-left: 4px;
  display: flex; gap: 10px; align-items: center;
}
.we-caption .restart {
  background: var(--paper); border: 1px solid var(--line);
  color: var(--teal-ink);
  font-family: inherit; font-size: .78rem; font-weight: 500;
  padding: 6px 12px; border-radius: 999px;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease;
}
.we-caption .restart:hover { background: var(--cream-deep); border-color: var(--terra); }

/* ——— SECTIONS ——— */
section { padding: 100px 0; position: relative; }
.section-title {
  text-align: center; margin-bottom: 16px;
  max-width: 780px; margin-inline: auto;
}
.section-lead {
  text-align: center; max-width: 620px;
  margin: 0 auto 60px;
  font-size: 1.06rem; color: var(--ink-soft);
}
.alt-bg {
  background: var(--cream-deep);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* ——— CREDENTIALS (timeline style, not chips) ——— */
.creds-line {
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 38px 0;
}
.creds-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0; align-items: stretch;
}
.cred-cell {
  padding: 8px 28px;
  border-left: 1px solid var(--line-soft);
  display: flex; flex-direction: column; justify-content: center;
}
.cred-cell:first-child { border-left: 0; padding-left: 0; }
.cred-label {
  font-size: .7rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--terra-deep);
  margin-bottom: 6px;
}
.cred-value {
  font-family: 'Fraunces', serif; font-weight: 500;
  font-size: 1.12rem; color: var(--teal-ink);
  line-height: 1.25; letter-spacing: -0.01em;
}
.cred-note {
  font-size: .82rem; color: var(--ink-muted);
  margin-top: 2px;
}
@media (max-width: 860px) {
  .creds-grid { grid-template-columns: repeat(2, 1fr); gap: 22px 0; }
  .cred-cell:nth-child(3) { border-left: 0; padding-left: 0; }
  .cred-cell { padding: 8px 18px; }
  .cred-cell:first-child, .cred-cell:nth-child(3) { padding-left: 0; }
}
@media (max-width: 520px) {
  .creds-grid { grid-template-columns: 1fr; gap: 18px; }
  .cred-cell { padding: 0; border-left: 0; }
}

/* ——— MANIFESTO (pull-quote style) ——— */
.manifesto {
  padding: 100px 0 90px;
  background: var(--paper);
}
.manifesto-inner {
  max-width: 860px; margin: 0 auto; text-align: left;
}
.manifesto-quote {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.7rem, 3.2vw, 2.45rem);
  font-weight: 400;
  line-height: 1.25;
  color: var(--teal-ink);
  letter-spacing: -0.018em;
  margin-bottom: 40px;
  text-wrap: balance;
}
.manifesto-quote em {
  color: var(--terra-deep); font-style: italic;
  font-variation-settings: "opsz" 144;
}
.manifesto-sig {
  display: flex; align-items: center; gap: 14px;
  font-size: .92rem; color: var(--ink-muted);
}
.manifesto-sig .line { flex: 0 0 36px; height: 1px; background: var(--terra); }

/* ——— ABOUT ——— */
.about-grid {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: 68px; align-items: start;
}
.about-side {
  position: sticky; top: 100px;
}
.about-photo {
  aspect-ratio: 4 / 5;
  border-radius: var(--r-lg);
  background:
    linear-gradient(135deg, var(--teal-ink) 0%, var(--teal-soft) 100%);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--line);
}
.about-photo::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 25%, rgba(232,177,75,.22), transparent 55%),
    radial-gradient(circle at 75% 85%, rgba(217,119,87,.18), transparent 55%);
}
.about-photo-inner {
  position: absolute; inset: 0;
  display: grid; place-items: center; text-align: center;
  color: var(--cream); padding: 28px;
  z-index: 1;
}
.about-photo-inner .mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: .72rem; letter-spacing: .08em;
  color: rgba(251,246,236,.58); text-transform: uppercase;
  margin-bottom: 10px;
}
.about-photo-inner .initials {
  font-family: 'Fraunces', serif; font-weight: 400;
  font-size: 4.2rem; line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cream);
}
.about-photo-inner .caption {
  font-family: 'Fraunces', serif; font-style: italic;
  font-size: 1.1rem; margin-top: 18px;
  color: rgba(251,246,236,.82);
}
.about-photo-meta {
  display: flex; justify-content: space-between;
  margin-top: 14px; font-size: .82rem;
  color: var(--ink-muted);
  font-family: 'Inter', sans-serif;
}
.about-photo-meta strong { color: var(--teal-ink); font-weight: 600; display: block; font-size: .88rem; }

.about-body > p { font-size: 1.05rem; margin-bottom: 22px; }
.about-body > p:first-child { font-size: 1.25rem; color: var(--ink); line-height: 1.55; }
.about-body > p:first-child::first-letter {
  font-family: 'Fraunces', serif;
  font-size: 3.8rem; line-height: .9;
  float: left; padding: 6px 12px 0 0;
  color: var(--terra-deep);
  font-weight: 400;
  font-variation-settings: "opsz" 144;
}
.about-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 40px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.about-stat {
  padding: 0 22px;
  border-left: 1px solid var(--line-soft);
}
.about-stat:first-child { border-left: 0; padding-left: 0; }
.about-stat .num {
  font-family: 'Fraunces', serif; font-size: 2.4rem;
  font-weight: 500; color: var(--terra-deep);
  line-height: 1; margin-bottom: 6px;
  font-variation-settings: "opsz" 100;
}
.about-stat .num sub { font-size: .85rem; color: var(--ink-muted); font-weight: 400; margin-left: 4px; vertical-align: baseline; }
.about-stat .label {
  font-size: .86rem; color: var(--ink-soft);
  line-height: 1.4;
}

@media (max-width: 960px) {
  .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .about-side { position: static; max-width: 360px; }
}

/* ——— CURRICULUM ——— */
.curriculum-intro {
  display: grid; grid-template-columns: 1.4fr 1fr;
  gap: 56px; align-items: end;
  margin-bottom: 56px;
}
.curriculum-intro h2 { font-size: clamp(2rem, 3.4vw, 2.8rem); margin-bottom: 18px; }
.curriculum-intro p { font-size: 1.06rem; }
.curriculum-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding: 22px;
  background: var(--paper);
  border-radius: var(--r);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-xs);
}
.curriculum-stats .big {
  font-family: 'Fraunces', serif; font-size: 1.8rem;
  font-weight: 500; color: var(--teal-ink);
  line-height: 1;
}
.curriculum-stats .label {
  font-size: .78rem; color: var(--ink-muted);
  margin-top: 6px; line-height: 1.35;
}
@media (max-width: 820px) {
  .curriculum-intro { grid-template-columns: 1fr; gap: 32px; align-items: start; }
}

/* Filter tabs */
.module-nav {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin-bottom: 50px;
  padding: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  width: fit-content; margin-inline: auto;
  box-shadow: var(--shadow-xs);
}
.module-nav button {
  padding: 9px 18px;
  background: transparent; border: 0;
  font-family: inherit; font-size: .88rem; font-weight: 500;
  color: var(--ink-soft); cursor: pointer;
  border-radius: 999px;
  transition: background .15s ease, color .15s ease;
}
.module-nav button:hover { color: var(--teal-ink); }
.module-nav button.active {
  background: var(--teal-ink); color: var(--cream);
}

.module {
  margin-bottom: 68px;
  scroll-margin-top: 100px;
}
.module[hidden] { display: none; }
.module-head {
  display: grid; grid-template-columns: 1fr auto;
  align-items: end;
  gap: 28px;
  margin-bottom: 26px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
.module-head h3 {
  font-size: 1.9rem; line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.module-head .module-label {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: .72rem; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--terra-deep);
  margin-bottom: 10px;
}
.module-head p {
  max-width: 640px; font-size: .98rem; line-height: 1.6;
}
.module-stats {
  display: flex; gap: 18px;
  font-family: 'Inter', sans-serif;
  font-size: .82rem; color: var(--ink-muted);
  text-align: right;
  flex-shrink: 0;
}
.module-stats span { display: block; }
.module-stats strong {
  display: block; font-family: 'Fraunces', serif;
  font-size: 1.5rem; color: var(--teal-ink);
  font-weight: 500; line-height: 1;
  margin-bottom: 2px;
}
@media (max-width: 720px) {
  .module-head { grid-template-columns: 1fr; }
  .module-stats { text-align: left; }
}

/* Lesson cards — now with YouTube thumbnails */
.lesson-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.lesson {
  display: grid; grid-template-columns: 148px 1fr;
  gap: 18px; align-items: stretch;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 14px;
  color: var(--ink);
  transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
  position: relative;
}
.lesson:hover {
  transform: translateY(-2px);
  border-color: var(--terra);
  box-shadow: var(--shadow-sm);
  color: var(--ink);
}
.lesson-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--cream-deep);
  display: grid; place-items: center;
}
.lesson-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  display: block;
  transition: transform .3s ease;
}
.lesson:hover .lesson-thumb img { transform: scale(1.04); }
.lesson-thumb .play {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  background: linear-gradient(transparent 40%, rgba(12,58,54,.5));
  color: var(--paper);
  opacity: 0;
  transition: opacity .2s ease;
}
.lesson:hover .lesson-thumb .play { opacity: 1; }
.lesson-thumb .play-icon {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--terra);
  display: grid; place-items: center;
  box-shadow: 0 6px 20px rgba(0,0,0,.3);
}
.lesson-thumb .duration {
  position: absolute; bottom: 8px; right: 8px;
  background: rgba(12,58,54,.88);
  color: var(--cream);
  padding: 3px 8px; border-radius: 6px;
  font-family: 'Inter', sans-serif;
  font-size: .74rem; font-weight: 600;
  letter-spacing: .02em;
}
.lesson-body {
  padding: 4px 8px 4px 0;
  display: flex; flex-direction: column;
  justify-content: center;
}
.lesson-num {
  font-family: 'Inter', sans-serif;
  font-size: .72rem; font-weight: 700;
  letter-spacing: .14em;
  color: var(--ink-muted);
  margin-bottom: 4px;
}
.lesson h4 {
  font-family: 'Fraunces', serif;
  font-size: 1.15rem; font-weight: 500;
  color: var(--teal-ink);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
  line-height: 1.25;
}
.lesson-meta {
  font-size: .82rem; color: var(--ink-muted);
  font-weight: 500; display: flex;
  gap: 10px; align-items: center;
}
.lesson-meta .watch {
  color: var(--terra-deep); font-weight: 600;
  display: inline-flex; align-items: center; gap: 4px;
}

@media (max-width: 560px) {
  .lesson-grid { grid-template-columns: 1fr; }
  .lesson { grid-template-columns: 120px 1fr; }
}

/* Featured lesson (first one gets highlighted) */
.featured-lesson {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  background: linear-gradient(135deg, var(--teal-ink), var(--teal));
  border-radius: var(--r-lg);
  overflow: hidden;
  color: var(--cream);
  margin-bottom: 50px;
  box-shadow: var(--shadow-lg);
  transition: transform .2s ease;
}
.featured-lesson:hover { transform: translateY(-2px); color: var(--cream); }
.featured-lesson .content {
  padding: 44px 44px 44px 44px;
  display: flex; flex-direction: column; justify-content: center;
}
.featured-lesson .tag {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .74rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.featured-lesson .tag::before {
  content: ""; width: 20px; height: 1px; background: var(--gold);
}
.featured-lesson h3 {
  color: var(--cream); font-size: 2rem;
  line-height: 1.15; margin-bottom: 14px;
  font-weight: 500;
}
.featured-lesson p {
  color: rgba(251,246,236,.8);
  font-size: .98rem; margin-bottom: 24px; max-width: 420px;
}
.featured-lesson .meta {
  display: flex; gap: 22px; align-items: center;
  font-size: .86rem; color: rgba(251,246,236,.62);
  font-family: 'Inter', sans-serif;
}
.featured-lesson .meta strong { color: var(--cream); }
.featured-lesson .thumb {
  position: relative; min-height: 100%;
  background-size: cover; background-position: center;
}
.featured-lesson .thumb::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, var(--teal-ink), transparent 15%),
              radial-gradient(circle at center, transparent 30%, rgba(12,58,54,.3));
}
.featured-lesson .thumb .play-btn {
  position: absolute; inset: 0;
  display: grid; place-items: center; z-index: 1;
}
.featured-lesson .thumb .play-btn span {
  width: 84px; height: 84px; border-radius: 50%;
  background: var(--terra);
  display: grid; place-items: center;
  color: var(--paper);
  box-shadow: 0 10px 40px rgba(217,119,87,.5);
  transition: transform .2s ease;
}
.featured-lesson:hover .thumb .play-btn span { transform: scale(1.06); }

@media (max-width: 820px) {
  .featured-lesson { grid-template-columns: 1fr; }
  .featured-lesson .thumb { min-height: 220px; }
  .featured-lesson .content { padding: 32px 28px; }
}

/* Upcoming banner */
.upcoming {
  margin-top: 40px; padding: 36px 40px;
  background:
    linear-gradient(135deg, var(--cream) 0%, var(--cream-deep) 100%);
  border: 1px dashed var(--line);
  border-radius: var(--r-lg);
  display: grid; grid-template-columns: 1fr auto;
  gap: 32px; align-items: center;
}
.upcoming-label {
  font-size: .72rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--terra-deep); margin-bottom: 8px;
}
.upcoming h3 { font-size: 1.5rem; margin-bottom: 8px; }
.upcoming p { font-size: .96rem; color: var(--ink-soft); }
.upcoming-topics {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 14px;
}
.upcoming-topics span {
  font-size: .82rem; color: var(--teal-ink);
  padding: 5px 12px;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  font-weight: 500;
}
@media (max-width: 760px) {
  .upcoming { grid-template-columns: 1fr; padding: 28px; }
}

/* ——— TRACKS (Students / Hiring) ——— */
.track-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.track {
  background: var(--paper);
  border-radius: var(--r-lg);
  padding: 48px 40px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-xs);
  transition: transform .25s ease, box-shadow .25s ease;
  position: relative;
  overflow: hidden;
}
.track::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 4px;
}
.track-a::before { background: var(--terra); }
.track-b::before { background: var(--teal); }
.track:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.track-kicker {
  font-size: .72rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  margin-bottom: 10px;
}
.track-a .track-kicker { color: var(--terra-deep); }
.track-b .track-kicker { color: var(--teal); }
.track h3 {
  font-size: 1.7rem; margin-bottom: 12px;
  line-height: 1.15; letter-spacing: -0.018em;
}
.track > p { font-size: 1rem; margin-bottom: 28px; }
.track ul { list-style: none; margin-bottom: 32px; }
.track ul li {
  padding-left: 28px;
  position: relative;
  margin-bottom: 10px;
  color: var(--ink-soft);
  font-size: .96rem;
  line-height: 1.5;
}
.track ul li::before {
  content: ""; position: absolute;
  left: 4px; top: 9px;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--terra);
}
.track-b ul li::before { background: var(--teal); }

@media (max-width: 820px) {
  .track-grid { grid-template-columns: 1fr; }
  .track { padding: 36px 28px; }
}

/* ——— FAQ ——— */
.faq-list { max-width: 780px; margin: 0 auto; }
details.faq {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin-bottom: 10px;
  overflow: hidden;
  transition: box-shadow .2s ease, border-color .2s ease;
}
details.faq[open] {
  border-color: var(--terra);
  box-shadow: var(--shadow-sm);
}
details.faq summary {
  cursor: pointer; list-style: none;
  padding: 22px 26px;
  font-family: 'Fraunces', serif;
  font-weight: 500; font-size: 1.15rem;
  color: var(--teal-ink);
  letter-spacing: -0.01em;
  display: flex; justify-content: space-between;
  align-items: center; gap: 20px;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq .plus {
  flex-shrink: 0; width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--cream-deep);
  color: var(--teal-ink);
  display: grid; place-items: center;
  font-size: 1.2rem; font-weight: 400;
  transition: transform .3s ease, background .2s ease, color .2s ease;
}
details.faq[open] .plus {
  transform: rotate(45deg);
  background: var(--terra); color: var(--paper);
}
details.faq .answer {
  padding: 0 26px 24px;
  color: var(--ink-soft);
  font-size: .98rem;
  line-height: 1.65;
}

/* ——— CONTACT ——— */
.contact-wrap {
  background: var(--paper);
  border-radius: var(--r-lg);
  padding: 56px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--line);
  display: grid; grid-template-columns: 1fr 1.15fr;
  gap: 60px; align-items: start;
}
.contact-intro h2 { margin-bottom: 14px; font-size: 2.4rem; }
.contact-intro > p { margin-bottom: 26px; font-size: 1.02rem; }
.contact-details {
  margin-top: 30px;
  display: grid; gap: 18px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.contact-detail {
  display: flex; align-items: flex-start; gap: 14px;
}
.contact-detail .dot {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--cream-deep);
  color: var(--teal-ink);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.contact-detail strong {
  color: var(--teal-ink); display: block;
  font-size: .92rem; margin-bottom: 2px;
}
.contact-detail span {
  color: var(--ink-soft);
  font-size: .9rem; line-height: 1.5;
}

form .field { margin-bottom: 18px; }
form label {
  display: block; font-size: .86rem; font-weight: 600;
  color: var(--teal-ink); margin-bottom: 6px;
}
form input, form textarea, form select {
  width: 100%; padding: 13px 16px;
  border: 1.5px solid var(--line);
  border-radius: var(--r-sm);
  font: inherit; font-size: .98rem;
  background: var(--cream);
  color: var(--ink);
  transition: border-color .15s ease, background .15s ease;
  font-family: inherit;
}
form input:focus, form textarea:focus, form select:focus {
  outline: none;
  border-color: var(--teal);
  background: var(--paper);
}
form textarea { resize: vertical; min-height: 120px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.submit-row {
  display: flex; justify-content: space-between;
  align-items: center; gap: 20px; margin-top: 6px;
  flex-wrap: wrap;
}
.submit-note { font-size: .82rem; color: var(--ink-muted); }
.form-success {
  display: none; padding: 22px;
  border-radius: var(--r-sm);
  background: rgba(20,78,72,.08);
  border: 1px solid var(--teal);
  color: var(--teal-ink); font-size: .95rem;
}
.form-success.show { display: block; }
.form-success strong { display: block; margin-bottom: 4px; font-size: 1rem; }

@media (max-width: 960px) {
  .contact-wrap { grid-template-columns: 1fr; padding: 40px 28px; gap: 36px; }
  .field-row { grid-template-columns: 1fr; }
}

/* ——— FOOTER ——— */
footer {
  background: var(--teal-ink);
  color: rgba(251,246,236,.8);
  padding: 70px 0 36px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr;
  gap: 44px; padding-bottom: 44px;
  border-bottom: 1px solid rgba(251,246,236,.14);
}
.footer-brand {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 18px;
  color: var(--cream);
  font-family: 'Fraunces', serif;
  font-size: 1.3rem; font-weight: 500;
  letter-spacing: -0.01em;
}
.footer-brand .brand-mark {
  background: var(--cream); color: var(--teal-ink);
}
.footer-grid p {
  color: rgba(251,246,236,.7);
  font-size: .94rem; max-width: 340px;
}
.footer-grid h4 {
  color: var(--cream);
  font-family: 'Inter', sans-serif;
  font-size: .76rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-grid a {
  display: block; margin-bottom: 10px;
  color: rgba(251,246,236,.78);
  font-size: .94rem;
}
.footer-grid a:hover { color: var(--gold); }
.social-row {
  display: flex; gap: 10px; margin-top: 22px;
}
.social-row a {
  width: 40px; height: 40px;
  border-radius: 10px;
  border: 1px solid rgba(251,246,236,.22);
  display: grid; place-items: center;
  color: var(--cream);
  margin: 0;
  transition: background .2s ease, border-color .2s ease;
}
.social-row a:hover {
  background: var(--terra);
  border-color: var(--terra);
  color: var(--paper);
}
.foot-bottom {
  padding-top: 28px;
  display: flex; justify-content: space-between;
  font-size: .84rem;
  color: rgba(251,246,236,.55);
  flex-wrap: wrap; gap: 16px;
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* ——— Tweaks panel ——— */
.tweaks {
  position: fixed; bottom: 20px; right: 20px;
  z-index: 100;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: 18px 20px;
  display: none;
  min-width: 260px;
  font-family: 'Inter', sans-serif;
}
.tweaks.open { display: block; }
.tweaks h5 {
  font-family: 'Fraunces', serif; font-weight: 500;
  font-size: 1rem; color: var(--teal-ink);
  margin-bottom: 4px;
}
.tweaks .sub {
  font-size: .78rem; color: var(--ink-muted);
  margin-bottom: 14px;
}
.tweak-row {
  display: flex; justify-content: space-between;
  align-items: center; gap: 10px;
  margin-bottom: 10px;
}
.tweak-row label {
  font-size: .82rem; color: var(--ink-soft); font-weight: 500;
}
.tweak-row select, .tweak-row button {
  font: inherit; font-size: .8rem;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--cream);
  color: var(--teal-ink);
  cursor: pointer;
}
.tweak-swatches { display: flex; gap: 6px; }
.tweak-swatch {
  width: 24px; height: 24px; border-radius: 6px;
  border: 2px solid var(--line);
  cursor: pointer; padding: 0;
}
.tweak-swatch.active { border-color: var(--teal-ink); }

/* ——— Animations ——— */
.fade-in {
  opacity: 0; transform: translateY(14px);
  transition: opacity .8s ease, transform .8s ease;
}
.fade-in.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .fade-in { opacity: 1; transform: none; }
}