/* =====================================================================
   RAGIMOFF · books/books.css — «Kitablar» (галерея книг)
   Архитектура по разбору реальных книжных галерей (Taschen, Folio,
   Aardvark): шапка → заголовок раздела → сетка карточек → футер.
   Карточка: обложка → название → автор · год · язык → цена → действия.
   Без лишнего: ни героя со статистикой, ни бегущих лент.
   ===================================================================== */

:root {
  --bg: #07090E;
  --bg-2: #0C1016;
  --bg-3: #131922;
  --fg: #F2EDE3;
  --mid: rgba(242, 237, 227, .76);
  --mute: rgba(242, 237, 227, .5);
  --acc: #C9A961;
  --acc-2: #E8D9A8;
  --line: rgba(242, 237, 227, .12);
  --line-2: rgba(242, 237, 227, .3);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Montserrat', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', Consolas, monospace;

  --max-w: 1380px;
  --pad-x: clamp(24px, 6vw, 120px);
  --r: 3px;
  --r-pill: 999px;
  --e: cubic-bezier(.19, 1, .22, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { overflow-x: clip; scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0; overflow-x: clip; background: var(--bg); color: var(--fg);
  font-family: var(--font-body); font-size: 1rem; line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
html.lock { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
::selection { background: var(--acc); color: #07090E; }
:focus-visible { outline: 1px solid var(--acc); outline-offset: 3px; }

body::before {
  content: ''; position: fixed; inset: -20vh auto auto -16vw; width: 70vw; height: 70vw;
  background: radial-gradient(closest-side, rgba(201,169,97,.14), transparent 70%),
              radial-gradient(closest-side at 60% 60%, rgba(38,60,104,.36), transparent 76%);
  filter: blur(30px); pointer-events: none; z-index: 0;
}
body::after {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 60; opacity: .05;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

.wrap { max-width: var(--max-w); margin-inline: auto; padding-inline: var(--pad-x); position: relative; z-index: 1; }
.mono { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; color: var(--mute); }

/* ─────────── ШАПКА ─────────── */
.hdr { position: sticky; top: 0; z-index: 40; background: rgba(7,9,14,.82); backdrop-filter: blur(16px); border-bottom: 1px solid var(--line); }
.hdr__in { display: flex; align-items: center; gap: clamp(16px, 2.4vw, 36px); padding-block: 15px; }
.logo { display: flex; flex-direction: column; line-height: 1.05; }
.logo__t { font-family: var(--font-display); font-size: 1.35rem; font-weight: 500; letter-spacing: -.02em; }
.logo__t em { color: var(--acc); font-style: normal; }
.logo__s { font-family: var(--font-mono); font-size: .6rem; letter-spacing: .2em; text-transform: uppercase; color: var(--mute); }
.nav { display: flex; gap: clamp(14px, 2vw, 30px); margin-left: auto; }
.nav a { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--mid); padding: 6px 2px; position: relative; }
.nav a::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--acc); transform: scaleX(0); transform-origin: right; transition: transform .25s ease; }
.nav a:hover::after { transform: none; transform-origin: left; }

/* ─────────── РАЗДЕЛ ─────────── */
.sec { padding-block: clamp(44px, 7vh, 86px) 0; }
.h1 {
  margin: 0 0 clamp(30px, 5vh, 58px);
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(2.4rem, 6vw, 4.6rem); line-height: .96; letter-spacing: -.03em;
}

/* ─────────── ПОИСК ─────────── */
.toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 24px; margin-bottom: clamp(24px, 4vh, 42px); padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.search { display: flex; align-items: center; gap: 12px; flex: 1 1 320px; max-width: 520px; }
.search svg { width: 17px; height: 17px; fill: none; stroke: var(--mute); stroke-width: 1.6; flex: 0 0 auto; }
.search input {
  width: 100%; background: none; border: 0; outline: none; color: var(--fg);
  font-family: var(--font-body); font-size: .98rem; padding: 10px 0;
  border-bottom: 1px solid transparent; transition: border-color .25s;
}
.search input::placeholder { color: var(--mute); }
.search input:focus { border-bottom-color: var(--acc); }
.count { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .2em; text-transform: uppercase; color: var(--mute); }
.no-results { margin-top: 28px; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .18em; text-transform: uppercase; color: var(--mute); }

/* ─────────── СЕТКА ─────────── */
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(24px, 3.4vw, 52px) clamp(18px, 2.6vw, 40px); }

.card { display: flex; flex-direction: column; gap: 16px; height: 100%; }
.card__body { display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card__cover { display: block; }
.card__title { margin: 0; font-family: var(--font-display); font-weight: 400; font-size: clamp(1.4rem, 2vw, 1.9rem); line-height: 1.1; letter-spacing: -.01em; }
.card__meta { margin: 0; font-family: var(--font-mono); font-size: .62rem; letter-spacing: .16em; text-transform: uppercase; color: var(--mute); }
.card__desc {
  margin: 0; color: var(--mid); font-size: .92rem; line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  min-height: calc(2 * 1.6em);
}
.card__desc:empty { display: none; }
.card__foot { margin-top: auto; display: flex; flex-direction: column; gap: 10px; }
.card__price { margin: 0; font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; }
.card__cta { display: flex; flex-wrap: wrap; gap: 10px; }

/* ─────────── ОБЛОЖКА ─────────── */
.cover {
  position: relative; aspect-ratio: 2 / 3; border-radius: var(--r); overflow: clip;
  background: var(--tex) center/cover, var(--bg-3);
  box-shadow: 0 26px 60px rgba(0,0,0,.5);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: clamp(16px, 2vw, 30px);
  transition: transform .55s var(--e), box-shadow .55s var(--e);
}
.cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(7,9,14,.3) 0%, transparent 36%, rgba(7,9,14,.72) 100%); }
.cover::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 12px; background: linear-gradient(90deg, rgba(0,0,0,.5), transparent); z-index: 2; }
.cover__frame { position: absolute; inset: clamp(9px, 1.2vw, 16px); border: 1px solid rgba(201,169,97,.42); border-radius: 2px; z-index: 2; }
.cover__author, .cover__title, .cover__year { position: relative; z-index: 3; }
.cover__author { font-family: var(--font-mono); font-size: .56rem; letter-spacing: .24em; text-transform: uppercase; color: var(--acc); }
.cover__title { font-family: var(--font-display); font-weight: 400; font-size: clamp(1.35rem, 2vw, 2.1rem); line-height: 1.06; }
.cover__year { font-family: var(--font-mono); font-size: .58rem; letter-spacing: .22em; color: var(--acc-2); }
.card__cover:hover .cover { transform: translateY(-8px); box-shadow: 0 40px 84px rgba(0,0,0,.58); }

/* ─────────── КНОПКИ ─────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 12px 20px; min-height: 44px;
  border: 1px solid var(--line-2); border-radius: var(--r-pill);
  position: relative; overflow: hidden; isolation: isolate;
  font-family: var(--font-mono); font-size: .64rem; letter-spacing: .18em; text-transform: uppercase;
  transition: color .25s, border-color .25s;
}
.btn::before { content: ''; position: absolute; inset: 0; z-index: -1; background: var(--acc); transform: scaleY(0); transform-origin: bottom; transition: transform .45s var(--e); }
.btn:hover { color: #07090E; border-color: var(--acc); }
.btn:hover::before { transform: none; }
.btn--ghost::before { display: none; }
.btn--ghost:hover { color: var(--acc-2); }
.btn--main { background: var(--acc); border-color: var(--acc); color: #07090E; }
.btn--main::before { background: var(--acc-2); }

/* ─────────── ФУТЕР ─────────── */
.ft { margin-top: clamp(70px, 10vh, 130px); border-top: 1px solid var(--line); padding-block: clamp(28px, 5vh, 50px) clamp(22px, 4vh, 40px); }
.ft__grid { display: flex; flex-wrap: wrap; gap: 16px var(--pad-x); justify-content: space-between; align-items: flex-start; }
.ft__nav { display: flex; flex-wrap: wrap; gap: 14px 26px; }
.ft__nav a { font-family: var(--font-mono); font-size: .6rem; letter-spacing: .2em; text-transform: uppercase; color: var(--mute); }
.ft__nav a:hover { color: var(--acc-2); }

/* ─────────── МОДАЛ ЗАКАЗА ─────────── */
.modal { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: clamp(16px, 4vw, 48px); opacity: 0; visibility: hidden; transition: opacity .35s ease, visibility 0s linear .35s; }
.modal.is-open { opacity: 1; visibility: visible; transition-delay: 0s; }
.modal__scrim { position: absolute; inset: 0; background: rgba(4,5,8,.86); backdrop-filter: blur(10px); }
.modal__box { position: relative; z-index: 1; width: min(480px, 100%); background: var(--bg-2); border: 1px solid var(--line-2); border-radius: var(--r); padding: clamp(22px, 3vw, 38px); transform: translateY(16px); transition: transform .45s var(--e); }
.modal.is-open .modal__box { transform: none; }
.modal__x { position: absolute; top: 12px; right: 12px; width: 40px; height: 40px; border: 1px solid var(--line-2); border-radius: var(--r-pill); color: var(--mid); transition: border-color .25s, color .25s; }
.modal__x:hover { border-color: var(--acc); color: var(--fg); }
.h2 { margin: 0; font-family: var(--font-display); font-weight: 400; font-size: clamp(1.6rem, 3vw, 2.2rem); line-height: 1.1; }
.modal__sub { margin: 10px 0 22px; font-family: var(--font-mono); font-size: .66rem; letter-spacing: .18em; text-transform: uppercase; color: var(--acc); }
.field { display: block; margin-bottom: 14px; }
.field span { display: block; margin-bottom: 6px; font-family: var(--font-mono); font-size: .58rem; letter-spacing: .2em; text-transform: uppercase; color: var(--mute); }
.field select {
  width: 100%; padding: 12px 14px; min-height: 46px;
  background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--r);
  color: var(--fg); font-family: var(--font-body); font-size: .95rem; outline: none;
  appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--acc) 50%), linear-gradient(135deg, var(--acc) 50%, transparent 50%);
  background-position: calc(100% - 20px) 21px, calc(100% - 15px) 21px;
  background-size: 5px 5px, 5px 5px; background-repeat: no-repeat;
  transition: border-color .2s;
}
.field select:focus { border-color: var(--acc); }
.field input {
  width: 100%; padding: 12px 14px; min-height: 46px;
  background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--r);
  color: var(--fg); font-family: var(--font-body); font-size: .95rem; outline: none;
  transition: border-color .2s;
}
.field input:focus { border-color: var(--acc); }
#order-form .btn { width: 100%; margin-top: 6px; }
.modal__ok { margin-top: 16px; padding: 18px; border: 1px solid rgba(109,200,126,.35); border-radius: var(--r); background: rgba(109,200,126,.08); color: #6dc87e; text-align: center; line-height: 1.6; font-size: .95rem; }

/* ─────────── АДАПТИВ ─────────── */
@media (max-width: 1000px) { .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 760px) {
  .nav { display: none; }
  .grid { grid-template-columns: 1fr; gap: 34px; }
  .card__cover { max-width: 320px; }
}