/* ============================================================
   KETTY.TM — дизайн-система
   Палитра: шоколад + крем + малиновый акцент
   ============================================================ */
:root {
  --cream:      #F4ECE1;
  --cream-2:    #EBE0D1;
  --paper:      #FBF6EE;
  --choco:      #241812;   /* тёмный шоколад — вместо чёрного */
  --choco-2:    #33241B;
  --choco-soft: #4A382C;
  --ink:        #2A1C14;
  --muted:      #7A6656;
  --line:       #DED0BE;
  --accent:     #E8447F;   /* малиново-розовый */
  --accent-2:   #F0679A;
  --accent-ink: #C22F63;
  --gold:       #C79A5B;

  --ease-out:    cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);

  --r-sm: 10px;
  --r-md: 18px;
  --r-lg: 28px;
  --shadow-soft: 0 18px 50px -24px rgba(36, 24, 18, .45);
  --shadow-card: 0 24px 60px -30px rgba(36, 24, 18, .55);
  --wrap: 1240px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Onest', system-ui, sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.55;
  font-size: 17px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--accent); color: #fff; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ---------- типографика ---------- */
.display {
  font-family: 'Onest', sans-serif;
  font-weight: 900;
  line-height: .96;
  letter-spacing: -.02em;
  text-transform: uppercase;
}
.script {
  font-family: 'Caveat', cursive;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
}
.serif-it {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-weight: 500;
  text-transform: none;
  letter-spacing: -.01em;
}
.accent { color: var(--accent); }
.kicker {
  font-family: 'Caveat', cursive;
  font-size: 1.5rem;
  color: var(--accent-ink);
  display: inline-block;
  transform: rotate(-3deg);
}

/* ---------- кнопки ---------- */
.btn {
  --bg: var(--accent);
  --fg: #fff;
  display: inline-flex; align-items: center; gap: .6em;
  font-weight: 700; font-size: .98rem;
  padding: 16px 30px; border-radius: 100px;
  background: var(--bg); color: var(--fg);
  border: none; cursor: pointer;
  transition: transform 160ms var(--ease-out), box-shadow 200ms var(--ease-out), background 200ms ease;
  box-shadow: 0 12px 30px -12px rgba(232, 68, 127, .6);
  white-space: nowrap;
}
.btn:hover { box-shadow: 0 18px 40px -14px rgba(232, 68, 127, .7); }
.btn:active { transform: scale(.97); }
.btn--dark { --bg: var(--choco); --fg: var(--cream); box-shadow: 0 12px 30px -14px rgba(36,24,18,.6); }
.btn--ghost {
  --bg: transparent; --fg: var(--ink);
  border: 1.5px solid var(--choco); box-shadow: none;
  padding: 14px 28px;
}
.btn--ghost:hover { background: var(--choco); color: var(--cream); box-shadow: none; }
.btn .arrow { transition: transform 200ms var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

.play {
  display: inline-flex; align-items: center; gap: 14px;
  cursor: pointer; font-weight: 600;
}
.play__disc {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--choco); color: var(--cream);
  display: grid; place-items: center;
  transition: transform 160ms var(--ease-out);
}
.play:hover .play__disc { transform: scale(1.06); }
.play small { display: block; color: var(--muted); font-weight: 500; font-size: .8rem; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--cream) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 300ms ease, background 300ms ease;
}
.site-header.scrolled { border-color: var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.logo { font-weight: 900; font-size: 1.35rem; letter-spacing: -.02em; }
.logo small {
  display: block; font-size: .58rem; letter-spacing: .32em;
  color: var(--muted); font-weight: 700; margin-top: 2px;
}
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { font-weight: 600; font-size: .95rem; position: relative; padding: 4px 0; color: var(--choco-2); }
.nav a::after {
  content: ''; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
  background: var(--accent); transition: width 220ms var(--ease-out);
}
.nav a:hover::after { width: 100%; }
.burger { display: none; background: none; border: 1.5px solid var(--choco); border-radius: 50%; width: 44px; height: 44px; cursor: pointer; }

/* ---------- hero ---------- */
.hero { position: relative; padding: 56px 0 40px; }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
.hero h1 { font-size: clamp(2.6rem, 7vw, 5.4rem); margin: 14px 0 22px; }
.hero h1 .serif-it { display: inline-block; }
.hero__sub { font-size: 1.2rem; color: var(--muted); max-width: 30ch; margin-bottom: 32px; }
.hero__sub b { color: var(--accent-ink); font-weight: 700; }
.hero__cta { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }

/* коллаж */
.collage { position: relative; min-height: 460px; }
.collage__brush {
  position: absolute; inset: 8% 4% 12% 6%;
  background: radial-gradient(120% 90% at 60% 40%, var(--accent-2), var(--accent) 55%, transparent 72%);
  filter: blur(6px); opacity: .85; border-radius: 40% 60% 55% 45%;
  transform: rotate(-6deg); z-index: 0;
}
.collage__main {
  position: relative; z-index: 2; width: 78%; margin-left: auto;
  border-radius: var(--r-md); overflow: hidden; box-shadow: var(--shadow-card);
  aspect-ratio: 3/4; background: var(--cream-2);
}
.collage__main img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 22%; display: block; }
.polaroid {
  position: absolute; z-index: 3; background: #fff; padding: 10px 10px 34px;
  box-shadow: var(--shadow-soft); border-radius: 4px;
}
.polaroid img { border-radius: 2px; aspect-ratio: 4/5; object-fit: cover; background: var(--cream-2); }
.polaroid::before {
  content: ''; position: absolute; top: -12px; left: 50%; transform: translateX(-50%) rotate(-4deg);
  width: 74px; height: 26px; background: rgba(212, 196, 170, .55);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.03);
}
.polaroid--1 { width: 150px; left: -6%; top: 8%; transform: rotate(-8deg); }
.polaroid--2 { width: 128px; left: 2%; bottom: 4%; transform: rotate(6deg); }
.note {
  position: absolute; z-index: 5; font-family: 'Caveat', cursive; font-size: 1.5rem;
  color: var(--choco); line-height: 1.15; text-align: center;
  background: var(--paper); padding: 12px 18px 14px; border-radius: 10px;
  box-shadow: var(--shadow-soft); border: 1px solid rgba(0,0,0,.04);
}
.note::after {
  content: ''; position: absolute; top: -11px; left: 50%; transform: translateX(-50%) rotate(-3deg);
  width: 66px; height: 22px; background: rgba(212, 196, 170, .5);
}
.note .accent { color: var(--accent-ink); text-decoration: underline wavy var(--accent); text-underline-offset: 4px; }
.doodle { position: absolute; z-index: 3; color: var(--accent); }

/* ---------- лента преимуществ ---------- */
.strip { background: var(--choco); color: var(--cream); }
.strip .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.strip__item { padding: 30px 26px; display: flex; gap: 16px; align-items: flex-start; border-left: 1px solid rgba(255,255,255,.08); }
.strip__item:first-child { border-left: none; padding-left: 0; }
.strip__item .ico { color: var(--accent-2); flex-shrink: 0; margin-top: 2px; }
.strip__item h4 { font-size: .95rem; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 4px; }
.strip__item p { font-size: .88rem; color: rgba(244,236,225,.65); }

/* ---------- секции ---------- */
.section { padding: 90px 0; }
.section--tight { padding: 64px 0; }
.section-head { margin-bottom: 44px; max-width: 40ch; }
.section-head h2 { font-size: clamp(2rem, 5vw, 3.4rem); margin-top: 8px; }
.section-head p { color: var(--muted); margin-top: 14px; font-size: 1.1rem; }
.rule { width: 68px; height: 4px; background: var(--accent); border-radius: 4px; }

/* карточки услуг */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  position: relative; background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 32px 30px 30px; overflow: hidden;
  transition: transform 240ms var(--ease-out), box-shadow 240ms var(--ease-out), border-color 240ms ease;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; height: 3px; width: 0;
  background: var(--accent); transition: width 340ms var(--ease-out); z-index: 5;
}
@media (hover: hover) and (pointer: fine) {
  .card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); border-color: transparent; }
  .card:hover::before { width: 100%; }
}
.card__num { font-family: 'Playfair Display', serif; font-style: italic; font-size: 2.4rem; color: var(--accent); line-height: 1; }
.card h3 { font-size: 1.5rem; margin: 16px 0 10px; letter-spacing: -.01em; }
.card p { color: var(--muted); font-size: 1rem; min-height: 3em; }
.card__price { margin: 22px 0 20px; font-weight: 800; font-size: 1.15rem; }
.card__price span { color: var(--muted); font-weight: 500; font-size: .9rem; }
.card__foot { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.card .btn { padding: 13px 24px; font-size: .92rem; }
.card__badge { position: absolute; top: 20px; right: -34px; transform: rotate(38deg); background: var(--accent); color: #fff; font-size: .72rem; font-weight: 800; padding: 6px 40px; letter-spacing: .05em; z-index: 4; }
.card__badge--gold { background: var(--gold); }
.card__badge--ink { background: var(--choco); color: var(--cream); }

/* «для тех, кто хочет» */
.want { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.want ul { list-style: none; display: grid; gap: 16px; }
.want li { display: flex; gap: 14px; align-items: flex-start; font-size: 1.12rem; font-weight: 500; }
.want li .tick { color: var(--accent); flex-shrink: 0; margin-top: 3px; }
.want__visual { position: relative; min-height: 340px; }

/* about */
.about { display: grid; grid-template-columns: .85fr 1.15fr; gap: 50px; align-items: center; }
.about__photo { border-radius: var(--r-lg); overflow: hidden; aspect-ratio: 4/5; box-shadow: var(--shadow-card); background: var(--cream-2); position: relative; }
.about__photo::after { content: ''; position: absolute; inset: auto -10px -10px auto; width: 60%; height: 60%; background: var(--accent); border-radius: var(--r-lg); z-index: -1; }
.about-wrap { position: relative; }
.about p { font-size: 1.15rem; color: var(--choco-2); margin-top: 18px; }

/* PORTFOLIO CIRCLE */
.circle-wrap { display: flex; justify-content: center; margin-top: 30px; }
.circle { position: relative; width: min(78vw, 520px); aspect-ratio: 1; user-select: none; touch-action: none; }
.circle__svg { width: 100%; height: 100%; display: block; overflow: visible; cursor: grab; }
.circle.is-drag .circle__svg { cursor: grabbing; }
.circle__ring { transform-origin: 50% 50%; will-change: transform; }
.circle__cell { transition: opacity 300ms var(--ease-out); }
.circle__cell:hover { opacity: 1; }
.circle:hover .circle__cell:not(:hover) { opacity: .55; }
.circle__border { fill: none; stroke: var(--cream); stroke-width: .8; opacity: .9; }
.circle__cell:hover .circle__border { stroke: var(--accent); stroke-width: 1.2; }
.circle__chip {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  max-width: 46%; text-align: center; pointer-events: none;
  font-family: var(--serif, 'Playfair Display', serif); font-style: italic;
  font-size: clamp(1rem, 3.2vw, 1.5rem); color: var(--choco); line-height: 1.15;
  opacity: .5; transition: opacity 240ms var(--ease-out);
}
.circle__chip.is-on { opacity: 1; }
.circle__hint {
  position: absolute; left: 50%; bottom: -34px; transform: translateX(-50%);
  font-family: 'Caveat', cursive; font-size: 1.15rem; color: var(--muted); white-space: nowrap;
}
@media (max-width: 640px) { .circle { width: 88vw; } }

/* лайтбокс круга */
.circle-lb { position: fixed; inset: 0; z-index: 200; display: none; align-items: center; justify-content: center; padding: 24px; }
.circle-lb.is-open { display: flex; }
.circle-lb__bg { position: absolute; inset: 0; background: rgba(36, 24, 18, .72); backdrop-filter: blur(4px); }
.circle-lb__box { position: relative; margin: 0; max-width: min(88vw, 560px); background: var(--paper); border-radius: var(--r-lg); padding: 14px; box-shadow: 0 30px 80px rgba(0,0,0,.4); animation: kt-lb-in 320ms var(--ease-out); }
.circle-lb__box img { display: block; width: 100%; max-height: 74vh; object-fit: contain; border-radius: var(--r-md); background: var(--cream-2); }
.circle-lb__box figcaption { text-align: center; margin-top: 12px; font-family: var(--serif, 'Playfair Display', serif); font-style: italic; font-size: 1.25rem; color: var(--choco); }
.circle-lb__x { position: absolute; top: -14px; right: -14px; width: 38px; height: 38px; border-radius: 50%; border: none; cursor: pointer; background: var(--choco); color: var(--cream); font-size: 1rem; box-shadow: var(--shadow-card); }
.circle-lb__x:hover { background: var(--accent); }
@keyframes kt-lb-in { from { opacity: 0; transform: scale(.94) translateY(8px); } to { opacity: 1; transform: none; } }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; }
.spoller { border-bottom: 1px solid var(--line); }
.spoller__head { width: 100%; text-align: left; background: none; border: none; cursor: pointer; padding: 24px 40px 24px 0; font-size: 1.2rem; font-weight: 700; position: relative; color: var(--ink); }
.spoller__head::after { content: '+'; position: absolute; right: 6px; top: 50%; transform: translateY(-50%); font-size: 1.6rem; color: var(--accent); transition: transform 240ms var(--ease-out); }
.spoller.open .spoller__head::after { transform: translateY(-50%) rotate(45deg); }
.spoller__body { overflow: hidden; height: 0; transition: height 300ms var(--ease-drawer); }
.spoller__body-inner { padding: 0 0 24px; color: var(--muted); font-size: 1.05rem; }

/* CTA финал */
.final-cta { background: var(--choco); color: var(--cream); border-radius: var(--r-lg); padding: 64px 56px; text-align: center; position: relative; overflow: hidden; }
.final-cta h2 { font-size: clamp(1.8rem, 4.5vw, 3rem); margin-bottom: 16px; }
.final-cta p { color: rgba(244,236,225,.7); max-width: 46ch; margin: 0 auto 30px; }
.final-cta::before { content: ''; position: absolute; width: 380px; height: 380px; background: radial-gradient(circle, var(--accent), transparent 68%); top: -120px; right: -80px; opacity: .5; }

/* footer */
.site-footer { padding: 46px 0; border-top: 1px solid var(--line); color: var(--muted); }
.site-footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.site-footer .logo small { color: var(--muted); }

/* ---------- модалка ---------- */
.overlay { position: fixed; inset: 0; z-index: 100; display: none; }
.overlay.open { display: block; }
.overlay__bg { position: absolute; inset: 0; background: rgba(36,24,18,.5); backdrop-filter: blur(4px); opacity: 0; transition: opacity 260ms ease; }
.overlay.open .overlay__bg { opacity: 1; }
.modal {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%) scale(.96);
  width: min(520px, calc(100% - 32px)); max-height: 90vh; overflow-y: auto;
  background: var(--paper); border-radius: var(--r-lg); padding: 38px 36px;
  box-shadow: var(--shadow-card); opacity: 0;
  transition: transform 300ms var(--ease-out), opacity 260ms ease;
}
.overlay.open .modal { transform: translate(-50%, -50%) scale(1); opacity: 1; }
.modal h3 { font-size: 1.7rem; margin-bottom: 6px; }
.modal__sub { color: var(--muted); margin-bottom: 24px; }
.modal__close { position: absolute; top: 18px; right: 18px; background: none; border: none; cursor: pointer; width: 38px; height: 38px; border-radius: 50%; color: var(--muted); transition: background 180ms ease; }
.modal__close:hover { background: var(--cream-2); }

/* формы */
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 7px; }
.field input, .field textarea, .field select {
  width: 100%; font-family: inherit; font-size: 1rem; color: var(--ink);
  padding: 13px 16px; border: 1.5px solid var(--line); border-radius: var(--r-sm);
  background: #fff; transition: border-color 180ms ease, box-shadow 180ms ease;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(232,68,127,.12);
}
.field textarea { min-height: 90px; resize: vertical; }
.field.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-note { font-size: .85rem; color: var(--muted); margin-top: 4px; }
.form-msg { padding: 12px 14px; border-radius: var(--r-sm); font-size: .92rem; margin-bottom: 14px; display: none; }
.form-msg.err { display: block; background: #fdeaf0; color: var(--accent-ink); }
.form-msg.ok  { display: block; background: #e7f6ec; color: #1c7a45; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); }
.reveal.in { opacity: 1; transform: none; transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out); }

/* прорисовка акцентной черты под заголовками секций */
.section-head .rule, .want .rule, .about .rule { transform: scaleX(0); transform-origin: left center; }
.reveal.in .rule { transform: scaleX(1); transition: transform 620ms var(--ease-out) 180ms; }

/* мягкое покачивание аналоговых деталей в hero */
@keyframes kt-float-a { 0%,100% { translate: 0 0 } 50% { translate: 0 -9px } }
@keyframes kt-float-b { 0%,100% { translate: 0 0 } 50% { translate: 0 7px } }
.collage.in .polaroid--1 { animation: kt-float-a 6.5s var(--ease-in-out, ease-in-out) infinite; }
.collage.in .polaroid--2 { animation: kt-float-b 7.5s var(--ease-in-out, ease-in-out) infinite; }
.collage.in .note { animation: kt-float-a 8s var(--ease-in-out, ease-in-out) infinite; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .reveal.in .rule { transform: scaleX(1) !important; transition: none !important; }
  .collage.in .polaroid--1, .collage.in .polaroid--2, .collage.in .note { animation: none !important; }
  * { scroll-behavior: auto !important; }
}

/* ============================================================
   COURSE / MODULE (закрытая зона)
   ============================================================ */
.gate { min-height: 78vh; display: grid; place-items: center; padding: 60px 0; }
.gate__card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 46px 44px; max-width: 460px; width: 100%; text-align: center; box-shadow: var(--shadow-soft); }
.gate__card .lock { width: 62px; height: 62px; border-radius: 50%; background: var(--choco); color: var(--cream); display: grid; place-items: center; margin: 0 auto 22px; }
.gate__card h2 { font-size: 1.9rem; margin-bottom: 8px; }
.gate__card p { color: var(--muted); margin-bottom: 24px; }
.code-input { text-align: center; letter-spacing: .22em; font-weight: 700; text-transform: uppercase; font-size: 1.15rem; }

.course-hero { padding: 40px 0 20px; }
.course-hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); margin: 10px 0; }
.course-layout { display: grid; grid-template-columns: 300px 1fr; gap: 40px; align-items: start; padding-bottom: 90px; }
.sidebar { position: sticky; top: 96px; background: var(--choco); color: var(--cream); border-radius: var(--r-lg); padding: 26px 22px; }
.sidebar__brand { font-weight: 900; font-size: 1.2rem; }
.sidebar__brand small { display: block; font-size: .55rem; letter-spacing: .3em; color: rgba(244,236,225,.5); margin-top: 3px; }
.sidebar .progress { margin: 20px 0; }
.progress__bar { height: 6px; background: rgba(255,255,255,.14); border-radius: 4px; overflow: hidden; }
.progress__fill { height: 100%; background: var(--accent); border-radius: 4px; transition: width 500ms var(--ease-out); }
.progress__label { display: flex; justify-content: space-between; font-size: .78rem; color: rgba(244,236,225,.6); margin-bottom: 8px; }
.mod-list { list-style: none; display: grid; gap: 4px; margin-top: 8px; }
.mod-list a { display: flex; gap: 14px; padding: 14px 14px; border-radius: var(--r-sm); transition: background 180ms ease; align-items: baseline; }
.mod-list a:hover { background: rgba(255,255,255,.06); }
.mod-list a.active { background: var(--accent); }
.mod-list .n { font-family: 'Playfair Display', serif; font-style: italic; color: var(--accent-2); font-size: 1.1rem; width: 26px; }
.mod-list a.active .n { color: #fff; }
.mod-list .t { font-weight: 600; font-size: .96rem; }
.mod-list .s { display: block; font-size: .78rem; color: rgba(244,236,225,.5); font-weight: 400; }

/* контент модуля */
.lesson { max-width: 760px; }
.lesson .eyebrow { color: var(--accent-ink); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; font-size: .82rem; }
.lesson h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); margin: 12px 0 8px; }
.lesson .rule { margin: 18px 0 30px; }
.block-lead { font-size: 1.3rem; color: var(--choco-2); font-weight: 500; margin: 26px 0; line-height: 1.5; }
.block-h { font-size: 1.5rem; margin: 40px 0 14px; }
.block-h .num { color: var(--accent); font-family: 'Playfair Display', serif; font-style: italic; margin-right: 10px; }
.block-p { margin: 14px 0; font-size: 1.1rem; color: var(--choco-2); }
.block-img { border-radius: var(--r-md); overflow: hidden; margin: 30px 0; box-shadow: var(--shadow-soft); }
.block-callout { background: var(--paper); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: var(--r-md); padding: 24px 28px; margin: 30px 0; }
.block-callout h4 { color: var(--accent-ink); text-transform: uppercase; letter-spacing: .05em; font-size: .82rem; margin-bottom: 8px; }
.block-callout p { font-size: 1.15rem; font-family: 'Playfair Display', serif; font-style: italic; }
.checklist { margin: 30px 0; }
.checklist h4 { text-transform: uppercase; letter-spacing: .05em; font-size: .82rem; color: var(--accent-ink); margin-bottom: 16px; }
.checklist ol { list-style: none; counter-reset: c; display: grid; gap: 14px; }
.checklist li { counter-increment: c; display: flex; gap: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.checklist li::before { content: counter(c, decimal-leading-zero); font-family: 'Playfair Display', serif; font-style: italic; color: var(--accent); font-size: 1.2rem; }
.block-practice { background: var(--choco); color: var(--cream); border-radius: var(--r-md); padding: 30px 32px; margin: 36px 0; }
.block-practice .eyebrow { color: var(--accent-2); }
.block-practice p { margin-top: 12px; font-size: 1.1rem; color: rgba(244,236,225,.85); }

.lesson-nav { display: flex; justify-content: space-between; gap: 16px; margin-top: 50px; padding-top: 30px; border-top: 1px solid var(--line); }

/* responsive */
@media (max-width: 980px) {
  .hero__grid, .want, .about { grid-template-columns: 1fr; }
  .collage { min-height: 380px; margin-top: 20px; }
  .cards { grid-template-columns: 1fr; }
  .strip .wrap { grid-template-columns: 1fr 1fr; }
  .strip__item { border-left: none; padding-left: 0; }
  .course-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .nav { display: none; }
  .burger { display: grid; place-items: center; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .section { padding: 64px 0; }
  .strip .wrap { grid-template-columns: 1fr; }
  .field.row { grid-template-columns: 1fr; }
  .final-cta { padding: 44px 24px; }
}