/* ============================================================
   Glaciora — общая дизайн-система для вторичных страниц
   Источник истины: canonical/visual_identity.md §4, §5
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');

:root {
  /* Глациальная семья — бумажно-снежная, холодный (голубой) подтон */
  --glacier-100: #E8EDF1;
  --glacier-200: #DBE1E6;
  --glacier-300: #CBD3D9;
  --glacier-400: #AFB8BF;

  /* Пергаментная — чернильный сине-серый */
  --ink-900: #181B1F;
  --ink-800: #232730;
  --ink-700: #353945;
  --ink-500: #525763;
  --ink-400: #6E737E;

  /* Каменная — приглушённый холодный серо-голубой */
  --stone-300: #A6AEB6;
  --stone-200: #B8C0C6;
  --stone-100: #C5CCD2;

  /* Акцент — античный синий */
  --accent: #3F5D78;
  --accent-deep: #2F4A62;

  --serif: "Cormorant Garamond", "Old Standard TT", Georgia, serif;
  --display-tracking: 0.24em;

  --measure: 36rem;
  --measure-wide: 52rem;
  --gutter: clamp(1.25rem, 3vw, 2.5rem);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--glacier-200);
  color: var(--ink-800);
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { background: var(--ink-800); color: var(--glacier-100); }

a {
  color: var(--ink-800);
  text-decoration: underline;
  text-decoration-color: var(--stone-300);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
  transition: text-decoration-color 240ms ease, color 240ms ease;
}
a:hover { text-decoration-color: var(--accent); color: var(--accent); }
p { margin: 0 0 1em; }

.shell {
  width: 100%;
  max-width: 78rem;
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.measure { max-width: var(--measure); margin-inline: auto; }
.measure-wide { max-width: var(--measure-wide); margin-inline: auto; }

/* ============================================================
   Nav — sticky pill, фиксированная сверху во всех вторичных
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 60;
  padding: 0.85rem 0;
  background: rgba(219, 225, 230, 0.94);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--stone-200);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.nav__brand {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--ink-700);
  text-decoration: none;
}
.nav__menu {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__menu a {
  font-size: 0.84rem;
  letter-spacing: 0.1em;
  text-decoration: none;
  color: var(--stone-300);
  transition: color 200ms ease;
}
.nav__menu a:hover,
.nav__menu a.is-current { color: var(--ink-700); }
.nav__cta {
  display: inline-block;
  padding: 0.4rem 0.95rem;
  border: 1px solid var(--ink-700);
  color: var(--ink-700);
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  transition: background 200ms ease, color 200ms ease;
}
.nav__cta:hover { background: var(--ink-800); color: var(--glacier-100); border-color: var(--ink-800); }
@media (max-width: 760px) { .nav__menu { display: none; } }

/* ============================================================
   Page header (mini hero для вторичных)
   ============================================================ */
.page-head {
  padding: 6rem 0 4rem;
  text-align: center;
  border-bottom: 1px solid var(--stone-200);
}
.page-head__eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-bottom: 1.25rem;
}
.page-head__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.6rem, 5vw, 4rem);
  line-height: 1.1;
  margin: 0 0 1.5rem;
  letter-spacing: 0.01em;
  color: var(--ink-900);
}
.page-head__lede {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--ink-700);
  max-width: 36rem;
  margin: 0 auto;
}

/* ============================================================
   Контентные секции
   ============================================================ */
section.block { padding: 5rem 0; }
section.block + section.block { border-top: 1px solid var(--stone-200); }
.block--alt { background: var(--glacier-100); }
.block__eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-bottom: 1.5rem;
  font-weight: 500;
}
.block__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 3.4vw, 2.6rem);
  line-height: 1.18;
  margin: 0 0 2rem;
  letter-spacing: -0.005em;
  color: var(--ink-900);
  text-wrap: balance;
}

/* ============================================================
   Кнопки
   ============================================================ */
.btn {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  background: transparent;
  color: var(--ink-800);
  border: 1px solid var(--ink-800);
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 240ms ease, color 240ms ease;
  cursor: pointer;
}
.btn:hover {
  background: var(--ink-800);
  color: var(--glacier-100);
  text-decoration: none;
}

.cta-strip {
  background: var(--glacier-100);
  border-top: 1px solid var(--stone-200);
  border-bottom: 1px solid var(--stone-200);
  padding: 5rem var(--gutter);
  text-align: center;
}
.cta-strip__text {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 1.8vw, 1.55rem);
  line-height: 1.5;
  color: var(--ink-900);
  font-style: italic;
  margin: 0 auto 2rem;
  max-width: 28rem;
}

/* ============================================================
   Глифы (см. visual_identity §6)
   ============================================================ */
.glyph {
  display: inline-block;
  font-family: var(--serif);
  font-weight: 400;
  color: var(--stone-300);
  line-height: 1;
}
.glyph--hex { font-size: 1.25em; }
.glyph--moon { font-size: 1.1em; }
.glyph--planet { font-size: 1.1em; }
svg.glyph--suit {
  width: 14px; height: 14px;
  vertical-align: -2px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--glacier-200);
  padding: 0 0 3rem;
  font-size: 0.95rem;
  margin-top: 6rem;
}
.footer__rule {
  border: 0;
  border-top: 1px solid var(--stone-200);
  margin: 0 0 3rem;
}
.footer__col {
  text-align: center;
  max-width: 44rem;
  margin: 0 auto;
}
.footer__disclaimer {
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--ink-500);
  margin: 0 auto 2.6rem;
  max-width: 38rem;
  text-wrap: pretty;
}
.footer__legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0 1rem;
  font-size: 0.86rem;
  color: var(--stone-300);
  margin-bottom: 1.6rem;
  line-height: 1.9;
}
.footer__legal a {
  color: var(--stone-300);
  text-decoration: none;
  transition: color 200ms ease;
}
.footer__legal a:hover { color: var(--accent); }
.footer__legal .sep { color: var(--stone-300); user-select: none; }
.footer__imprint {
  font-family: var(--serif);
  font-size: 0.72rem;
  color: var(--stone-300);
  margin: 0;
}
@media (max-width: 540px) {
  .footer__legal .sep:nth-of-type(even) { display: none; }
}

/* ============================================================
   Архивные карточки
   ============================================================ */
.archive-list {
  display: flex;
  flex-direction: column;
}
.archive-card {
  display: block;
  padding: 2.2rem 0;
  border-bottom: 1px solid var(--stone-200);
  text-decoration: none;
  color: inherit;
}
.archive-card:first-child { padding-top: 0; }
.archive-card__meta {
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-bottom: 0.55rem;
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  flex-wrap: wrap;
}
.archive-card__glyphs {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--stone-300);
  letter-spacing: 0;
  text-transform: none;
}
.archive-card__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.55rem;
  line-height: 1.22;
  margin: 0 0 0.7rem;
  color: var(--ink-900);
  text-wrap: balance;
}
.archive-card__excerpt {
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--ink-700);
  margin: 0;
  max-width: 42rem;
}
.archive-card:hover .archive-card__title { color: var(--accent); }
.archive-card:hover { text-decoration: none; }

/* Архив — chrome списка (Sprint 5): заголовок тома, фильтр, пагинация,
   пустое состояние. Регистр «летописный том», не «лента» (visual §8.3). */
.archive-head {
  margin-bottom: 1.6rem;
}
.archive-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1.1rem;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-400);
  padding-bottom: 1.4rem;
  margin-bottom: 0.4rem;
  border-bottom: 1px solid var(--stone-200);
}
.archive-filter a {
  color: var(--ink-400);
  text-decoration: none;
}
.archive-filter a:hover { color: var(--accent); }
.archive-filter a.is-current {
  color: var(--ink-900);
}
.archive-pager {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 2.4rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--stone-200);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
}
.archive-pager a { color: var(--accent); text-decoration: none; }
.archive-pager a:hover { text-decoration: underline; }
.archive-pager .is-disabled { color: var(--stone-300); }
.archive-pager__count {
  color: var(--ink-400);
  letter-spacing: 0.14em;
}
.archive-empty {
  font-family: var(--serif);
  font-size: 1.3rem;
  color: var(--ink-700);
  margin: 2.6rem 0 0.8rem;
}
.archive-empty__link {
  font-size: 1.02rem;
  margin: 0;
}

/* ============================================================
   Long-form / публикация
   ============================================================ */
.longform {
  max-width: 36rem;
  margin: 0 auto;
}
.longform p {
  font-size: 1.18rem;
  line-height: 1.75;
  margin: 0 0 1.2em;
  color: var(--ink-800);
}
.longform p.lead {
  font-size: 1.3rem;
  line-height: 1.55;
  color: var(--ink-900);
  margin-bottom: 1.6em;
}
.longform h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.6rem;
  line-height: 1.3;
  margin: 2.5em 0 0.8em;
  color: var(--ink-900);
}
.longform em { font-style: italic; }
.longform .figure-name { font-style: italic; color: var(--ink-900); }
.longform hr.lit {
  border: 0;
  width: 3rem;
  border-top: 1px solid var(--stone-300);
  margin: 3rem auto;
}
.longform blockquote {
  border-left: 2px solid var(--stone-300);
  padding-left: 1.2rem;
  margin: 1.6em 0;
  color: var(--ink-700);
  font-style: italic;
}
.longform a {
  color: var(--ink-800);
  text-decoration: underline;
  text-decoration-color: var(--stone-300);
}
.longform a:hover { color: var(--accent); }

/* ============================================================
   Список тире
   ============================================================ */
.list-dashed {
  list-style: none;
  margin: 0;
  padding: 0;
}
.list-dashed li {
  position: relative;
  padding-left: 1.6em;
  margin-bottom: 0.85em;
  font-size: 1.12rem;
  line-height: 1.55;
  color: var(--ink-800);
}
.list-dashed li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--stone-300);
}

/* ============================================================
   App-surface'ы — auth, онбординг (Sprint 2/4/7 CSS-долг)
   Регистр: «страница, открытая на столе», не «форма входа».
   visual_identity §1.2 (холод, дистанция, воздух), §4 (палитра),
   §5 (антиква, увеличенный межстрочный). Функциональный минимум.
   ============================================================ */
.auth-main {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 5rem 0 6rem;
}
.auth-box {
  max-width: var(--measure);
  margin-inline: auto;
  width: 100%;
}
.auth__eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin: 0 0 1.25rem;
  font-weight: 500;
}
.auth__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.2rem, 4vw, 3.1rem);
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--ink-900);
  margin: 0 0 1.5rem;
  text-wrap: balance;
}
.auth__lede {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--ink-700);
  margin: 0 0 2rem;
}
/* Строка персоны на смешанных surface'ах (онбординг §3): курсив,
   чуть теплее по весу — голос §1, не голос продукта. */
.auth__lede--persona {
  font-style: italic;
  color: var(--ink-800);
}
.auth__below {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--ink-500);
  margin: 2rem 0 0;
}

/* Форма — поля набираются той же антиквой, без «модерн»-инпутов */
.auth-form {
  margin: 0 0 1.5rem;
}
.auth-form__label {
  display: block;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin: 1.4rem 0 0.5rem;
}
.auth-form input[type="email"],
.auth-form input[type="text"],
.auth-form input[type="date"],
.auth-form textarea {
  width: 100%;
  font-family: var(--serif);
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--ink-900);
  background: var(--glacier-100);
  border: 1px solid var(--stone-200);
  padding: 0.7rem 0.85rem;
  margin-bottom: 0.4rem;
}
.auth-form input:focus,
.auth-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.auth-form textarea {
  resize: vertical;
  min-height: 7rem;
}
.auth-form button[type="submit"],
.auth-skip button[type="submit"] {
  display: inline-block;
  margin-top: 1.4rem;
  padding: 0.75rem 1.8rem;
  background: transparent;
  color: var(--ink-800);
  border: 1px solid var(--ink-800);
  font-family: var(--serif);
  font-size: 0.98rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 240ms ease, color 240ms ease;
}
.auth-form button[type="submit"]:hover,
.auth-skip button[type="submit"]:hover {
  background: var(--ink-800);
  color: var(--glacier-100);
}
.auth-form__error {
  font-size: 0.95rem;
  color: var(--accent-deep);
  margin: 0.4rem 0 0;
}
.auth-form__hint {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--ink-400);
  margin: 0.5rem 0 0;
}
.auth-form__consent {
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--ink-400);
  margin: 1.2rem 0 0;
}
.auth-form__consent a { color: var(--ink-500); }

/* «Пропустить» в онбординге — тихая текстовая ссылка, не вторая
   кнопка-конкурент. Дистанция, не настойчивость (§1.2 п.7). */
.auth-skip {
  margin: 0;
}
.auth__skip {
  background: none;
  border: 0;
  margin: 0;
  padding: 0;
  font-family: var(--serif);
  font-size: 0.95rem;
  color: var(--stone-300);
  text-decoration: underline;
  text-decoration-color: var(--stone-300);
  text-underline-offset: 0.2em;
  cursor: pointer;
  transition: color 200ms ease;
}
.auth__skip:hover { color: var(--accent); }

/* ============================================================
   Подписка — таблица тарифов (Sprint 6 CSS-долг)
   Нейтральная сравнительная таблица, не «pricing cards» с
   подсветкой «популярного». visual §9.1 (не tech-startup).
   ============================================================ */
.tier-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2.5rem 0 0;
  font-size: 1.02rem;
}
.tier-table th,
.tier-table td {
  text-align: left;
  vertical-align: top;
  padding: 1.2rem 1rem;
  border-top: 1px solid var(--stone-200);
}
.tier-table thead th {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-400);
  font-weight: 500;
  border-top: 0;
}
.tier-table tbody th {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.2rem;
  color: var(--ink-900);
  white-space: nowrap;
}
.tier-table tr.is-current th,
.tier-table tr.is-current td {
  background: var(--glacier-100);
}
.tier-table__mark {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-400);
  font-weight: 400;
}
.tier-table__features {
  list-style: none;
  margin: 0 0 0.6rem;
  padding: 0;
}
.tier-table__features li {
  position: relative;
  padding-left: 1.3em;
  margin-bottom: 0.4em;
  line-height: 1.5;
  color: var(--ink-700);
}
.tier-table__features li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--stone-300);
}

/* Mock-checkout — выбор тестового исхода (Sprint 6 CSS-долг) */
.checkout-outcomes {
  border: 1px solid var(--stone-200);
  padding: 1.2rem 1.3rem;
  margin: 1.6rem 0 0;
}
.checkout-outcomes legend {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-400);
  padding: 0 0.5rem;
}
.checkout-outcomes__option {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.45rem 0;
  font-size: 1.05rem;
  color: var(--ink-800);
}

/* Строка фигур в чтении — inline-перечисление под мета-строкой */
.list-dashed-inline {
  font-size: 1.05rem;
  color: var(--ink-700);
  margin: 0.4rem 0 0;
}

/* ============================================================
   Moon — единый SVG-набор фаз (определения в base.html)
   ============================================================ */
.moon {
  width: 1em;
  height: 1em;
  display: inline-block;
  vertical-align: middle;
  color: currentColor;
  overflow: visible;
}