/* ─────────────────────────────────────────────
   potolki.space — design tokens + global styles
   ───────────────────────────────────────────── */

:root {
  /* Palette */
  --bg: #F2EFE8;
  --surface: #FFFFFF;
  --surface-2: #ECE7DC;
  --ink: #14130F;
  --ink-2: #5B584F;
  --ink-3: #8C887D;
  --line: #E5E0D3;
  --accent: #FFB627;
  --accent-ink: #14130F;
  --accent-soft: #FFE9B8;
  --tile-lav: #E6E2F0;
  --tile-mint: #DAEAE0;
  --tile-peach: #F4DECF;
  --tile-sky: #D7E4ED;
  --tile-rose: #F2DADD;
  --danger: #B6452B;
  --success: #1F7A4A;

  /* Geometry */
  --radius-s: 12px;
  --radius-m: 18px;
  --radius-l: 28px;
  --radius-xl: 36px;
  --pad-card: 28px;
  --pad-card-lg: 40px;

  /* Type */
  --font: "Onest", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01" on, "cv01" on;
  text-rendering: optimizeLegibility;
}

body { overflow-x: hidden; }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

img, svg { display: block; max-width: 100%; }

/* ── Container ────────────────────────── */
.wrap {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 16px;
}
@media (min-width: 720px) { .wrap { padding: 0 24px; } }

/* ── Top nav ───────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in oklab, var(--bg) 86%, transparent);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid color-mix(in oklab, var(--line) 70%, transparent);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 56px;
}
@media (min-width: 720px) { .nav__inner { height: 64px; } }
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
}
.brand__mark {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: var(--ink);
  display: grid; place-items: center;
  color: var(--accent);
  font-weight: 700;
  font-size: 16px;
}
.nav__links {
  display: none;
  gap: 22px;
  font-size: 15px;
  color: var(--ink-2);
}
@media (min-width: 900px) { .nav__links { display: inline-flex; } }
.nav__links a:hover { color: var(--ink); }
.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-weight: 500;
  font-size: 14px;
  border: 0;
}
.nav__cta:hover { background: #2a2823; }

/* ── Buttons ───────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 56px;
  padding: 0 28px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 17px;
  letter-spacing: -0.005em;
  border: 0;
  transition: transform .12s ease, background .15s ease, box-shadow .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn--primary:hover { background: color-mix(in oklab, var(--accent) 90%, #000 6%); }
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn--ghost:hover { background: var(--surface); }
.btn--lg { height: 62px; font-size: 18px; padding: 0 32px; }
.btn--block { width: 100%; }

/* ── Section header ────────────────────── */
.section {
  padding: 56px 0;
}
@media (min-width: 720px) { .section { padding: 88px 0; } }
.section__eyebrow {
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 12px;
  font-weight: 500;
}
h1, h2, h3, h4 { margin: 0; letter-spacing: -0.02em; }
.h1 {
  font-size: clamp(32px, 6.4vw, 60px);
  line-height: 1.04;
  font-weight: 600;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.h2 {
  font-size: clamp(28px, 4.4vw, 44px);
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.h3 {
  font-size: clamp(20px, 2.4vw, 24px);
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.lead {
  font-size: clamp(17px, 1.9vw, 20px);
  line-height: 1.45;
  color: var(--ink-2);
  text-wrap: pretty;
}

/* ── Card ──────────────────────────────── */
.card {
  background: var(--surface);
  border-radius: var(--radius-l);
  padding: var(--pad-card);
}
@media (min-width: 720px) { .card { padding: var(--pad-card-lg); } }
.card--tint-lav { background: var(--tile-lav); }
.card--tint-mint { background: var(--tile-mint); }
.card--tint-peach { background: var(--tile-peach); }
.card--tint-sky { background: var(--tile-sky); }
.card--tint-rose { background: var(--tile-rose); }
.card--tint-cream { background: var(--surface-2); }
.card--dark { background: var(--ink); color: #fff; }
.card--dark .lead, .card--dark .muted { color: rgba(255,255,255,.7); }

/* ── Hero ──────────────────────────────── */
.hero {
  padding-top: 32px;
  padding-bottom: 24px;
}
@media (min-width: 900px) { .hero { padding-top: 56px; padding-bottom: 40px; } }
.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}
@media (min-width: 900px) {
  .hero__grid { grid-template-columns: 1.05fr .95fr; gap: 40px; }
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-2);
  font-weight: 500;
}
.badge__dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--success) 18%, transparent);
}
.hero__h1 { margin: 18px 0 16px; }
.hero__sub { max-width: 560px; margin: 0 0 28px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero__micro {
  margin-top: 14px;
  font-size: 13px;
  color: var(--ink-3);
}

/* Hero visual — stacked swatch cards */
.hero__art {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 520px;
  margin: 0 auto;
  width: 100%;
}
.swatch {
  position: absolute;
  border-radius: 22px;
  box-shadow:
    0 1px 1px rgba(0,0,0,.04),
    0 18px 40px -12px rgba(20,19,15,.25),
    inset 0 1px 0 rgba(255,255,255,.4);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}
.swatch__tag {
  align-self: flex-start;
  background: rgba(255,255,255,.86);
  border-radius: 999px;
  padding: 5px 11px;
  font-size: 12px;
  font-weight: 500;
  backdrop-filter: blur(6px);
}
.swatch__meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  font-size: 12px;
  color: rgba(20,19,15,.7);
}
.swatch--a {
  top: 6%; left: 6%; width: 56%; aspect-ratio: 4/5;
  background: linear-gradient(155deg, #FAFAF7, #E8E2D3 70%, #D9D2BF);
  transform: rotate(-7deg);
}
.swatch--b {
  top: 18%; right: 4%; width: 54%; aspect-ratio: 4/5;
  background: linear-gradient(155deg, #2A2823, #14130F);
  color: #fff;
  transform: rotate(6deg);
}
.swatch--b .swatch__tag { background: rgba(255,255,255,.16); color: #fff; }
.swatch--b .swatch__meta { color: rgba(255,255,255,.7); }
.swatch--c {
  bottom: 4%; left: 22%; width: 56%; aspect-ratio: 4/5;
  background: linear-gradient(155deg, #FFE9B8, #FFB627);
  transform: rotate(-2deg);
}
.swatch--accent-chip {
  position: absolute;
  inset: auto auto 4% 4%;
  width: 92px; height: 92px;
  border-radius: 26px;
  background: linear-gradient(180deg, #FFFFFF, #F4EFE2);
  box-shadow: 0 18px 30px -10px rgba(20,19,15,.25);
  display: grid; place-items: center;
  transform: rotate(-12deg);
  z-index: 3;
}

/* ── Quick tiles row ───────────────────── */
.tiles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 28px;
}
@media (min-width: 720px) {
  .tiles { grid-template-columns: repeat(4, 1fr); gap: 14px; }
}
.tile {
  background: var(--surface);
  border-radius: 20px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 124px;
  justify-content: space-between;
}
.tile__icon {
  width: 40px; height: 40px;
  border-radius: 12px;
  display: grid; place-items: center;
  background: var(--surface-2);
  color: var(--ink);
}
.tile__title { font-size: 14px; font-weight: 500; line-height: 1.25; }

/* ── How it works ──────────────────────── */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 900px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 16px; } }
.step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 12px;
  background: var(--ink);
  color: var(--accent);
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 18px;
}
.step__title { margin-bottom: 10px; }
.step__body { color: var(--ink-2); font-size: 16px; }
.section__footnote {
  margin-top: 18px;
  font-size: 14px;
  color: var(--ink-3);
  max-width: 720px;
}

/* ── Why-important list ─────────────────── */
.why-list { display: grid; gap: 12px; }
@media (min-width: 720px) { .why-list { grid-template-columns: 1fr 1fr; } }
.why-item {
  background: var(--surface);
  border-radius: 22px;
  padding: 22px 24px;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 14px;
  align-items: start;
}
.why-item__bullet {
  width: 26px; height: 26px;
  border-radius: 9px;
  background: var(--accent-soft);
  display: grid; place-items: center;
  margin-top: 2px;
}
.why-item__title {
  font-weight: 600;
  margin: 0 0 4px;
  font-size: 16px;
}
.why-item__body { color: var(--ink-2); font-size: 15px; }

/* ── Receive list (split) ────────────── */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 900px) { .split { grid-template-columns: 1.05fr 1fr; } }
.recv-list { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 10px; }
.recv-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 16px;
  line-height: 1.4;
}
.recv-list .mark {
  width: 22px; height: 22px;
  border-radius: 8px;
  display: grid; place-items: center;
  flex-shrink: 0;
  margin-top: 1px;
  font-size: 13px;
  font-weight: 600;
}
.recv-list .mark--yes { background: #DEEEE3; color: #1F7A4A; }
.recv-list .mark--no  { background: #F2DADD; color: #A0392B; }

/* ── FAQ ────────────────────────────────── */
.faq { display: grid; gap: 8px; }
.faq__item {
  background: var(--surface);
  border-radius: 20px;
  overflow: hidden;
}
.faq__btn {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 22px 60px 22px 24px;
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
  position: relative;
  line-height: 1.3;
}
.faq__btn::after {
  content: "";
  position: absolute;
  right: 22px;
  top: 50%;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--surface-2);
  transform: translateY(-50%);
  transition: transform .25s ease, background .2s ease;
}
.faq__btn::before {
  content: "";
  position: absolute;
  right: 28px;
  top: 50%;
  width: 14px;
  height: 2px;
  background: var(--ink);
  transform: translateY(-50%);
  z-index: 1;
}
.faq__btn span.plus {
  position: absolute;
  right: 35px;
  top: 50%;
  width: 2px;
  height: 14px;
  background: var(--ink);
  transform: translateY(-50%);
  z-index: 1;
  transition: opacity .2s ease;
}
.faq__item.is-open .faq__btn span.plus { opacity: 0; }
.faq__item.is-open .faq__btn::after { background: var(--accent); }
.faq__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq__panel-inner {
  padding: 0 24px 24px;
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.5;
  max-width: 760px;
}

/* ── Final CTA ──────────────────────────── */
.final {
  position: relative;
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius-xl);
  padding: 48px 28px;
  overflow: hidden;
}
@media (min-width: 720px) { .final { padding: 80px 56px; } }
.final h2 { color: #fff; text-wrap: balance; }
.final p { color: rgba(255,255,255,.78); margin: 18px 0 28px; max-width: 620px; }
.final__micro { color: rgba(255,255,255,.5); margin-top: 14px; font-size: 13px; }
.final__glow {
  position: absolute;
  inset: auto -100px -200px auto;
  width: 520px; height: 520px;
  background: radial-gradient(circle at center, rgba(255,182,39,.45), transparent 60%);
  pointer-events: none;
}

/* ── Footer ─────────────────────────────── */
.footer {
  padding: 36px 0 56px;
  color: var(--ink-3);
  font-size: 14px;
  border-top: 1px solid var(--line);
  margin-top: 40px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}
@media (min-width: 720px) { .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer a:hover { color: var(--ink); }

/* ── Quiz — embedded section ───────────── */
.quiz-section { scroll-margin-top: 72px; }
.quiz-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: start;
}
@media (min-width: 960px) {
  .quiz-shell {
    grid-template-columns: minmax(280px, 1fr) minmax(0, 1.4fr);
    gap: 28px;
  }
}
.quiz-side {
  padding: 4px 0 0;
}
@media (min-width: 960px) {
  .quiz-side { position: sticky; top: 88px; padding: 8px 8px 0 0; }
}
.quiz-side__list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 10px;
  font-size: 15px;
  color: var(--ink-2);
}
.quiz-side__list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.quiz-side__mark {
  width: 22px; height: 22px;
  border-radius: 7px;
  background: var(--accent-soft);
  color: var(--ink);
  display: grid; place-items: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.quiz-card {
  background: var(--surface);
  border-radius: var(--radius-l);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow:
    0 1px 1px rgba(0,0,0,.02),
    0 24px 60px -28px rgba(20,19,15,.22);
}
.quiz-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
}
@media (min-width: 720px) { .quiz-card__head { padding: 22px 32px; } }
.quiz__step-label {
  font-size: 13px;
  color: var(--ink-3);
  font-weight: 500;
}
.quiz__step-dots { display: inline-flex; gap: 6px; }
.quiz__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--line);
  transition: background .2s ease;
}
.quiz__dot.is-on { background: var(--ink); }
.quiz__progress {
  height: 3px;
  background: var(--surface-2);
  position: relative;
}
.quiz__progress-bar {
  position: absolute;
  inset: 0 auto 0 0;
  background: var(--accent);
  transition: width .3s ease;
}
.quiz-card__body {
  padding: 24px 20px 8px;
}
@media (min-width: 720px) { .quiz-card__body { padding: 32px 40px 8px; } }
.quiz__title {
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  text-wrap: balance;
}
.quiz__hint {
  color: var(--ink-2);
  font-size: 15px;
  margin: 12px 0 0;
  padding: 12px 14px;
  background: var(--surface-2);
  border-radius: 14px;
}
.quiz__options { display: grid; gap: 10px; margin-top: 22px; }
.quiz-opt {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid transparent;
  border-radius: 18px;
  font-size: 16px;
  font-weight: 500;
  text-align: left;
  color: var(--ink);
  transition: border .15s ease, background .15s ease;
  width: 100%;
}
.quiz-opt:hover { border-color: var(--line); }
.quiz-opt.is-active {
  border-color: var(--ink);
  background: var(--accent-soft);
}
.quiz-opt__dot {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 2px solid var(--ink-3);
  flex-shrink: 0;
  display: grid; place-items: center;
}
.quiz-opt__dot--sq { border-radius: 7px; }
.quiz-opt.is-active .quiz-opt__dot {
  border-color: var(--ink);
  background: var(--ink);
}
.quiz-opt.is-active .quiz-opt__dot::after {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
.quiz-opt.is-active .quiz-opt__dot--sq::after {
  content: "";
  width: 11px; height: 6px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg) translate(1px, -1px);
  border-radius: 0;
  background: transparent;
}

.quiz__field {
  display: grid;
  gap: 6px;
  margin-top: 18px;
}
.quiz__field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
}
.quiz__input {
  height: 56px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 0 18px;
  font-size: 17px;
  font-family: inherit;
  color: var(--ink);
  transition: border .15s ease, box-shadow .15s ease;
}
.quiz__input:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.quiz__field--error .quiz__input { border-color: var(--danger); }
.quiz__error { font-size: 13px; color: var(--danger); margin-top: 4px; }

.quiz__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.quiz-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px calc(18px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  margin-top: 18px;
}
@media (min-width: 720px) { .quiz-card__foot { padding: 22px 40px; } }
.quiz__back {
  background: transparent;
  border: 0;
  font-size: 15px;
  color: var(--ink-2);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 4px;
}
.quiz__back:disabled { opacity: 0; pointer-events: none; }
.quiz__next {
  height: 52px;
  padding: 0 26px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  border: 0;
  font-weight: 500;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.quiz__next:disabled { background: #B3B0A5; cursor: not-allowed; }
.quiz__next.is-primary { background: var(--accent); color: var(--ink); }

/* segmented multi pills */
.pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.pill {
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-2);
}
.pill.is-active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

/* success */
.quiz__success {
  padding: 40px 20px;
  text-align: left;
}
@media (min-width: 720px) { .quiz__success { padding: 56px 40px; } }
.quiz__success-icon {
  width: 64px; height: 64px;
  border-radius: 20px;
  background: var(--accent);
  display: grid; place-items: center;
  margin-bottom: 24px;
}
.quiz__success ol {
  padding-left: 1.2em;
  display: grid; gap: 10px;
  color: var(--ink-2);
  margin: 18px 0 0;
}
.quiz__success ol li::marker { color: var(--ink-3); }

/* ── Utility ────────────────────────────── */
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }

.muted { color: var(--ink-2); }
.tiny { font-size: 13px; }

.section__head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}
@media (min-width: 720px) { .section__head { margin-bottom: 40px; } }

.dot-sep {
  display: inline-block;
  width: 3px; height: 3px;
  background: currentColor;
  border-radius: 50%;
  margin: 0 8px;
  opacity: .5;
  vertical-align: middle;
}

/* density tweak */
body.density-compact .section { padding: 40px 0; }
body.density-compact .card { padding: 22px; }
@media (min-width: 720px) {
  body.density-compact .section { padding: 64px 0; }
  body.density-compact .card { padding: 30px; }
}

/* card corner tweak */
body.corners-sharp { --radius-l: 12px; --radius-xl: 16px; --radius-m: 10px; }
body.corners-soft { --radius-l: 28px; --radius-xl: 36px; --radius-m: 18px; }
body.corners-pill { --radius-l: 36px; --radius-xl: 48px; --radius-m: 24px; }