/* ==========================================================================
   home.css — главная-хаб Deutsch mit Ksenia (/home/)
   Только классы новой главной (nav / hero / courses) с префиксом home-.
   Блоки reviews / author / platform / footer / faq — стилизуются main.css и
   sprechen-shared.css (переносятся дословно, свои стили здесь не дублируются).
   Raw hex — только в объявлениях переменных ниже. Цвета блоков — из main.css
   (--color-*) и sprechen-shared.css (--step2-fmt-* для гаммы мокапов).
   ========================================================================== */

:root {
  /* синий акцент Ступени 2 */
  --home-s2: #2F6DB0;
  /* оранжевая стрелка-связка в блоке выбора */
  --home-orange: #F4A040;
}

/* ===== контейнер ===== */
.home-container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* ===== кнопки главной (не глобальный .btn) ===== */
.home-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: 100px; font-weight: 800; font-size: 15px; padding: 14px 26px;
  transition: transform .12s, background .15s, box-shadow .15s; cursor: pointer;
  border: 0; text-decoration: none; line-height: 1;
}
.home-btn--primary { background: var(--color-accent); color: var(--color-text-on-dark); box-shadow: 0 6px 18px rgba(214, 90, 58, .28); }
.home-btn--primary:hover { background: var(--color-accent-hover); transform: translateY(-1px); }
.home-btn--ghost { background: var(--color-bg); color: var(--color-accent); border: 1.5px solid var(--color-accent); }
.home-btn--ghost:hover { background: var(--color-label-bg); }
.home-btn:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }

/* ===== NAV (sticky, blur) ===== */
.home-nav { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .9); backdrop-filter: blur(10px); border-bottom: 1px solid var(--color-border); }
.home-nav-in { max-width: 1120px; margin: 0 auto; padding: 12px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.home-nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 16px; letter-spacing: -.01em; color: var(--color-text); text-decoration: none; }
.home-nav-mark { width: 32px; height: 32px; border-radius: 9px; display: block; }
.home-nav-links { display: flex; gap: 28px; font-size: 15px; font-weight: 600; color: var(--color-text-secondary); list-style: none; margin: 0; padding: 0; }
.home-nav-links a { color: inherit; text-decoration: none; }
.home-nav-links a:hover { color: var(--color-text); }
.home-nav-cta { font-size: 14px; padding: 10px 20px; }
.home-burger { display: none; flex-direction: column; gap: 4px; background: none; border: 0; cursor: pointer; padding: 8px; }
.home-burger span { width: 22px; height: 2px; background: var(--color-text); border-radius: 2px; transition: transform .2s, opacity .2s; }
.home-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.home-burger.open span:nth-child(2) { opacity: 0; }
.home-burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.home-burger:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }

/* mobile overlay */
.home-overlay { position: fixed; inset: 0; z-index: 49; background: var(--color-bg); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px; opacity: 0; visibility: hidden; transition: opacity .25s; }
.home-overlay.open { opacity: 1; visibility: visible; }
.home-overlay ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; align-items: center; gap: 22px; }
.home-overlay a { font-size: 22px; font-weight: 700; color: var(--color-text); text-decoration: none; }
.home-overlay a:hover { color: var(--color-accent); }
.home-overlay .home-btn { font-size: 17px; padding: 14px 30px; }

@media (max-width: 900px) {
  .home-nav-links, .home-nav-cta { display: none; }
  .home-burger { display: flex; }
}
@media (min-width: 901px) {
  .home-overlay { display: none; }
}

/* ===== HERO ===== */
.home-hero { padding: 60px 0 56px; }
.home-hero-in { max-width: 1120px; margin: 0 auto; padding: 0 20px; display: grid; grid-template-columns: 1.05fr .9fr; gap: 52px; align-items: center; }
.home-hero-kicker { display: inline-block; font-size: 13px; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; color: var(--color-accent); margin-bottom: 14px; }
.home-hero h1 { font-size: 44px; font-weight: 800; letter-spacing: -.02em; line-height: 1.08; margin-bottom: 18px; color: var(--color-text); }
.home-hero h1 .home-hero-acc { color: var(--color-accent); }
.home-hero-sub { font-size: 17px; color: var(--color-text-secondary); line-height: 1.6; margin-bottom: 26px; max-width: 520px; }
.home-hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.home-hero-trust { margin-top: 28px; display: flex; gap: 12px; flex-wrap: wrap; }
.home-ht-item { display: flex; align-items: center; gap: 11px; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: 14px; padding: 11px 15px; box-shadow: 0 3px 10px rgba(26, 26, 26, .04); }
.home-ht-ic { flex: none; width: 34px; height: 34px; border-radius: 10px; background: var(--color-label-bg); color: var(--color-accent); display: flex; align-items: center; justify-content: center; }
.home-ht-ic svg { width: 19px; height: 19px; stroke-width: 2.2; }
.home-ht-tx { font-size: 12.5px; color: var(--color-text-secondary); font-weight: 600; line-height: 1.3; }
.home-ht-tx b { color: var(--color-text); font-weight: 800; font-size: 13.5px; }
@media (max-width: 820px) { .home-hero-trust { gap: 10px; } .home-ht-item { flex: 1 1 100%; } }
.home-hero-photo { position: relative; }
/* aspect-ratio + max-height убирают «столб»; object-position центрует по лицу
   (при финальном фото значение object-position можно подстроить под кадр) */
.home-hero-photo img { width: 100%; aspect-ratio: 4 / 5; max-height: 520px; border-radius: 24px; object-fit: cover; object-position: 50% 22%; display: block; box-shadow: 0 24px 56px rgba(26, 26, 26, .14); }

@media (max-width: 899px) {
  /* фото НИЖЕ текста (в DOM текст раньше фото), горизонтальный кадр */
  .home-hero-in { grid-template-columns: 1fr; gap: 28px; }
  .home-hero h1 { font-size: 33px; }
  .home-hero-photo img { aspect-ratio: 4 / 3; max-height: none; object-position: 50% 18%; border-radius: 16px; }
}

/* ===== КУРСЫ (утверждённые карточки course_card_v2) ===== */
.home-courses { padding: 76px 0; background: var(--color-bg-alt); }
.home-courses-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 1000px; margin: 0 auto; }


/* лента-связка: анимированная стрелка */
.home-steps-flow { max-width: 1000px; margin: 18px auto 0; display: flex; align-items: center; justify-content: center; gap: 14px; font-size: 12.5px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; color: var(--color-text-muted); }
.home-flow-arrow { color: var(--color-accent); display: inline-flex; }
.home-flow-arrow svg { width: 40px; height: 16px; }
.home-flow-arrow svg path { animation: homeFlowMove 1.8s ease-in-out infinite; }
.home-flow-arrow svg path:last-child { animation-delay: .05s; }
@keyframes homeFlowMove { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(4px); } }

/* блок «С чего начать» — светлая «лестница», ширина как у карточек курсов */
.home-choose { max-width: 1000px; margin: 38px auto 0; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: 28px; padding: 34px; position: relative; overflow: hidden; box-shadow: 0 8px 26px rgba(26, 26, 26, .05); }
.home-choose::after { content: ""; position: absolute; right: -90px; top: -90px; width: 260px; height: 260px; border-radius: 50%; background: var(--color-bg-warm); pointer-events: none; }
.home-choose-head { position: relative; z-index: 1; text-align: center; margin-bottom: 28px; }
.home-choose-eyebrow { font-size: 11px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--color-accent); margin-bottom: 6px; }
.home-choose-title { font-size: 25px; font-weight: 800; letter-spacing: -.015em; color: var(--color-text); }
.home-choose-steps { position: relative; z-index: 1; display: flex; flex-direction: column; }
.home-choose-opt { display: grid; grid-template-columns: 56px 1fr auto; gap: 20px; align-items: center; background: var(--color-bg-alt); border: 1px solid var(--color-border); border-radius: 20px; padding: 22px 24px; text-decoration: none; transition: background .16s, border-color .16s, transform .16s, box-shadow .16s; opacity: 0; transform: translateY(16px); }
.home-choose-opt.in { opacity: 1; transform: none; }
.home-choose-opt:hover { background: var(--color-bg); border-color: var(--color-accent); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(26, 26, 26, .08); }
.home-choose-badge { width: 56px; height: 56px; border-radius: 16px; background: var(--color-accent); color: var(--color-text-on-dark); display: flex; flex-direction: column; align-items: center; justify-content: center; line-height: 1; }
.home-choose-badge .s { font-size: 9px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; opacity: .85; }
.home-choose-badge .n { font-size: 24px; font-weight: 800; }
.home-choose-opt--s2 .home-choose-badge { background: var(--home-s2); color: var(--color-text-on-dark); }
.home-choose-cond { font-size: 13px; color: var(--color-text-muted); font-weight: 700; margin-bottom: 4px; }
.home-choose-cond b { color: var(--color-text); font-weight: 800; }
.home-choose-name { font-size: 19px; font-weight: 800; color: var(--color-text); letter-spacing: -.01em; margin-bottom: 5px; line-height: 1.2; }
.home-choose-desc { font-size: 13.5px; color: var(--color-text-secondary); line-height: 1.45; }
.home-choose-right { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.home-choose-goal { font-size: 11.5px; font-weight: 800; border-radius: 100px; padding: 4px 11px; background: var(--color-accent); color: var(--color-text-on-dark); white-space: nowrap; }
.home-choose-opt--s2 .home-choose-goal { background: var(--home-s2); color: var(--color-text-on-dark); }
.home-choose-go { font-size: 13px; font-weight: 800; color: var(--color-accent); white-space: nowrap; }
.home-choose-opt--s2 .home-choose-go { color: var(--home-s2); }
.home-choose-rung { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 12px 0; opacity: 0; transform: translateY(8px); transition: opacity .5s ease, transform .5s ease; }
.home-choose-rung.in { opacity: 1; transform: none; }
.home-choose-rung svg { width: 20px; height: 28px; color: var(--home-orange); }
.home-choose-rung svg path { animation: homeChooseRung 1.8s ease-in-out infinite; }
.home-choose-rung .t { font-size: 10.5px; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; color: var(--color-text-muted); }
@keyframes homeChooseRung { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(3px); } }

@media (max-width: 899px) {
  .home-courses-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .home-choose { padding: 28px 20px; }
  .home-choose-opt { grid-template-columns: 48px minmax(0, 1fr); column-gap: 16px; padding: 20px; }
  .home-choose-opt > div { min-width: 0; }
  .home-choose-badge { width: 48px; height: 48px; }
  .home-choose-right { grid-column: 2; min-width: 0; flex-direction: row; flex-wrap: wrap; justify-content: flex-start; align-items: center; gap: 8px 14px; margin-top: 10px; }
}

/* уважение к prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .home-course-card, .home-course-card:hover,
  .home-course-mockwrap, .home-course-card:hover .home-course-mockwrap,
  .home-btn, .home-btn--primary:hover { transition: none; transform: none; }
  .home-flow-arrow svg path, .home-choose-rung svg path { animation: none; }
  .home-choose-opt, .home-choose-rung { opacity: 1; transform: none; transition: none; }
}