/* ============================================
   clck — landing: секции лендинга (brutalism)
   ============================================ */

/* ---------- Hero ---------- */
.hero { padding: 96px 0 80px; }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero__title { margin-bottom: 20px; }
.hl {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-on-primary);
  padding: .04em .14em;
  box-shadow: 5px 5px 0 var(--color-ink);
}
.hero__sub { font-size: var(--fs-lg); max-width: 480px; margin-bottom: 32px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 28px; }

.trust { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.trust li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.trust li::before { content: ''; width: 10px; height: 10px; background: var(--color-primary); border: 2px solid var(--color-border); flex: none; }

/* Картинка hero + стикеры */
.hero__media { position: relative; }
.hero__media .sticker { position: absolute; left: -18px; bottom: 40px; z-index: 3; }
.hero__media .sticker--alt { left: auto; right: -14px; bottom: auto; top: -18px; }
.sticker {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 16px;
  background: var(--color-surface);
  border: var(--border-w) solid var(--color-border);
  box-shadow: 6px 6px 0 var(--color-border);
  transform: rotate(-4deg);
}
.sticker--alt { transform: rotate(3deg); }
.sticker__label { font-family: var(--font-mono); font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--color-text-muted); }
.sticker__value { font-family: var(--font-mono); font-size: 30px; font-weight: 600; line-height: 1; color: var(--color-ink); }
.sticker__delta { font-family: var(--font-mono); font-size: var(--fs-xs); font-weight: 600; color: var(--color-primary); }

@media (max-width: 900px) {
  .hero { padding: 48px 0 64px; }
  .hero__grid { grid-template-columns: 1fr; gap: 48px; }
  .hero__media { max-width: 520px; margin: 0 auto; width: 100%; }
}
@media (max-width: 640px) {
  .hero__actions .btn { flex: 1 1 100%; }
  .media-frame--4x5 { aspect-ratio: 1 / 1; }
  .sticker--alt { display: none; }
  .hero__media .sticker { left: -10px; bottom: 20px; padding: 10px 12px; }
  .sticker__value { font-size: 24px; }
}

/* ---------- Marquee-полоса ---------- */
.marquee {
  background: var(--color-ink);
  color: var(--color-paper);
  border-top: var(--border-w-thick) solid var(--color-border);
  border-bottom: var(--border-w-thick) solid var(--color-border);
  padding: 14px 0;
  overflow: hidden;
}
.marquee__track { display: flex; width: max-content; animation: marquee 22s linear infinite; }
.marquee__track span {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .18em;
  white-space: nowrap;
  padding-right: 2rem;
}
.marquee__track b { color: var(--color-primary); font-weight: 600; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Полоса метрик (фиолетовая) ---------- */
.band {
  background: var(--color-primary);
  border-bottom: var(--border-w-thick) solid var(--color-border);
  padding: 56px 0;
}
.metrics__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.metric__value { font-family: var(--font-mono); font-size: var(--fs-2xl); font-weight: 600; line-height: 1.1; color: var(--color-paper); }
.metric__label { font-family: var(--font-mono); font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--color-ink); margin-top: 6px; }
@media (max-width: 900px) {
  .metrics__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .metric__value { font-size: var(--fs-xl); }
}

/* ---------- Преимущества ---------- */
.features__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card { padding: 26px 24px; }
.feature-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-on-primary);
  border: var(--border-w) solid var(--color-border);
  box-shadow: 4px 4px 0 var(--color-border);
  margin-bottom: 18px;
}
.feature-card__icon svg { width: 24px; height: 24px; }
.feature-card h3 { margin-bottom: 8px; }
.feature-card p { font-size: var(--fs-sm); margin: 0; }
@media (max-width: 900px) { .features__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .features__grid { grid-template-columns: 1fr; } }

/* ---------- Как это работает (чёрная секция) ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.step { position: relative; padding-top: 26px; }
.step::before { content: ''; position: absolute; top: 5px; left: 0; right: 24px; height: 2px; background: var(--color-line-invert); }
.step::after { content: ''; position: absolute; top: 0; left: 0; width: 12px; height: 12px; background: var(--color-primary); border: 2px solid var(--color-paper); }
.step__num { display: inline-block; font-family: var(--font-mono); font-size: 56px; font-weight: 600; line-height: 1; color: var(--color-primary); margin-bottom: 12px; }
.step h3 { font-size: var(--fs-md); margin-bottom: 8px; }
.step p { font-size: var(--fs-sm); margin: 0; color: var(--color-text-invert-muted); }
.how-banner { margin-top: 64px; }
.section--ink .media-frame { border-color: var(--color-paper); box-shadow: 8px 8px 0 var(--color-primary); }
.section--ink .media-block figcaption { border-color: var(--color-paper); }
@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; gap: 36px; }
  .step { padding-left: 28px; padding-top: 0; }
  .step::before { top: 14px; bottom: -30px; left: 5px; right: auto; width: 2px; height: auto; }
  .how-banner { margin-top: 48px; }
}
@media (max-width: 640px) { .media-frame--21x9 { aspect-ratio: 16 / 9; } }

/* ---------- Кейсы ---------- */
.cases__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.case-card { padding: 22px 24px 20px; }
.case-card__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 16px; }
.case-card__weeks { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--color-text-muted); }
.case-card__query { font-family: var(--font-mono); font-size: var(--fs-md); font-weight: 600; letter-spacing: 0; margin-bottom: 16px; text-transform: none; }
.case-card__pos { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.case-card__pos svg { width: 16px; height: 16px; color: var(--color-text-muted); flex: none; }
.pos-before { font-family: var(--font-mono); font-size: var(--fs-lg); color: var(--color-text-muted); }
.pos-after { font-family: var(--font-mono); font-size: var(--fs-xl); font-weight: 600; color: var(--color-ink); }
.pos-delta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 600;
  background: var(--color-ink);
  color: var(--color-paper);
  padding: 3px 8px;
}
.case-spark { width: 100%; height: 32px; color: var(--color-primary); }
.cases__note { margin-top: 28px; text-align: center; font-size: var(--fs-sm); color: var(--color-text-muted); }
@media (max-width: 900px) { .cases__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .cases__grid { grid-template-columns: 1fr; } }

/* ---------- Отзывы (фиолетовая секция) ---------- */
.reviews__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.review-card { padding: 24px; display: flex; flex-direction: column; gap: 14px; }
.review-card__head { display: flex; align-items: center; gap: 14px; }
.avatar {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-on-primary);
  border: var(--border-w) solid var(--color-border);
  box-shadow: 4px 4px 0 var(--color-border);
  font-weight: 800;
  font-size: var(--fs-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
}
.review-card__name { color:#000; font-weight: 800; text-transform: uppercase; font-size: var(--fs-sm); letter-spacing: .04em; }
.review-card__role { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--color-text-muted); }
.stars { display: flex; gap: 3px; margin-left: auto; }
.stars svg { width: 15px; height: 15px; fill: var(--color-ink); }
.review-card p { color:#000; font-size: var(--fs-sm); margin: 0; }
@media (max-width: 900px) { .reviews__grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; } }

/* ---------- FAQ ---------- */
.faq__list { max-width: 760px; margin: 0 auto; }
.faq-item {
  background: var(--color-surface);
  border: var(--border-w) solid var(--color-border);
  margin-bottom: 14px;
}
.faq-item[open] { box-shadow: var(--shadow-sm); }
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  min-height: 44px;
  cursor: pointer;
  font-weight: 700;
  font-size: var(--fs-md);
  text-transform: uppercase;
  letter-spacing: .02em;
  transition: background var(--transition), color var(--transition);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item[open] summary { background: var(--color-ink); color: var(--color-paper); }
.faq-chevron { width: 20px; height: 20px; stroke: currentColor; flex: none; transition: transform var(--transition); }
.faq-item[open] .faq-chevron { transform: rotate(180deg); }
.faq-body { padding: 4px 20px 20px; font-size: var(--fs-sm); max-width: 640px; }
.faq-body a { color: var(--color-primary); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.faq-body a:hover { color: var(--color-ink); }

/* ---------- Тизер обучения (чёрная секция) ---------- */
.learn-banner { margin-bottom: 48px; }
.learn-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.learn-more { text-align: center; margin-top: 44px; }
@media (max-width: 900px) { .learn-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; } }

/* ---------- Финальный CTA ---------- */
.cta-band {
  background: var(--color-primary);
  border: var(--border-w-thick) solid var(--color-border);
  box-shadow: var(--shadow-lg);
  padding: 64px 32px;
  text-align: center;
  color: var(--color-on-primary);
}
.cta-band h2 { color: var(--color-on-primary); margin-bottom: 12px; }
.cta-band p { color: var(--color-text-invert-muted); max-width: 520px; margin: 0 auto 28px; }
@media (max-width: 640px) { .cta-band { padding: 48px 20px; } }