@charset "UTF-8";

/* ==========================================================================
   Дом в посёлке Загорский — сайт-визитка объекта
   Шрифты: Cormorant Garamond (заголовки), Golos Text (текст) — локальные
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Токены
   -------------------------------------------------------------------------- */

:root {
  /* палитра: тёплый светлый фон, графитовый текст, приглушённая бронза */
  --bg:           #f7f4ef;
  --bg-paper:     #fcfaf7;
  --bg-deep:      #efeae1;
  --ink:          #24262a;
  --ink-soft:     #4a4d53;
  --ink-mute:     #83807a;
  --line:         #e2dcd2;
  --line-strong:  #cec7ba;
  --accent:       #8a6746;
  --accent-deep:  #6b4e33;
  --shade:        #171614;

  /* вертикальный ритм: базовый шаг 0,5rem */
  --s1: 0.5rem;
  --s2: 1rem;
  --s3: 1.5rem;
  --s4: 2rem;
  --s5: 3rem;
  --s6: 4.5rem;
  --section-y: clamp(3.5rem, 7vw, 7rem);

  --gutter: clamp(1.25rem, 5vw, 4.5rem);
  --maxw: 1280px;
  --measure: 66ch;     /* комфортная длина строки — 65–75 знаков */
  --header-h: 3.75rem;

  --serif: 'CormorantGaramond', 'Times New Roman', Georgia, serif;
  --sans:  'GolosText', 'Helvetica Neue', Arial, sans-serif;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* --------------------------------------------------------------------------
   2. Сброс и база
   -------------------------------------------------------------------------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  line-height: 1.65;
  font-weight: 400;
  font-feature-settings: 'liga' 1, 'kern' 1;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.is-locked { overflow: hidden; }
body.is-locked .site-header { visibility: hidden; }

img { display: block; max-width: 100%; height: auto; }

a { color: inherit; text-decoration: none; }

p { margin: 0 0 var(--s3); max-width: var(--measure); }
p:last-child { margin-bottom: 0; }

strong { font-weight: 500; color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection { background: #e6d8c6; color: var(--ink); }

/* --------------------------------------------------------------------------
   3. Типографика
   -------------------------------------------------------------------------- */

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
}

.h-display {
  font-size: clamp(2.5rem, 1.4rem + 5.2vw, 5.5rem);
  line-height: 1.02;
  letter-spacing: 0.005em;
  font-weight: 500;
}

h2 {
  font-size: clamp(1.85rem, 1.3rem + 2.1vw, 3rem);
  line-height: 1.12;
  letter-spacing: 0.012em;
}

h3 {
  font-size: clamp(1.3rem, 1.1rem + 0.8vw, 1.75rem);
  line-height: 1.2;
  letter-spacing: 0.015em;
  font-weight: 600;
}

h4 {
  font-family: var(--sans);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.eyebrow {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 var(--s3);
  display: block;
  max-width: none;
}

.lead {
  font-size: clamp(1.0625rem, 1rem + 0.45vw, 1.3125rem);
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 62ch;
}

.note {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--ink-mute);
}

/* --------------------------------------------------------------------------
   4. Каркас страницы
   -------------------------------------------------------------------------- */

.shell {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: var(--section-y);
  border-top: 1px solid var(--line);
}

.section--plain { border-top: 0; }

.section__head {
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.section__head .lead { margin-top: var(--s3); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 100;
  background: var(--ink);
  color: var(--bg-paper);
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
}
.skip-link:focus { left: 0; }

/* --------------------------------------------------------------------------
   5. Шапка и навигация
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(247, 244, 239, 0.92);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}

.site-header.is-stuck { border-bottom-color: var(--line); }

.site-header__inner {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.5rem);
}

.brand {
  font-family: var(--serif);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  flex: 0 0 auto;
}

.brand span {
  font-family: var(--sans);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: block;
  margin-top: -0.15rem;
}

.nav {
  margin-left: auto;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
  mask-image: linear-gradient(90deg, transparent 0, #000 1.25rem, #000 calc(100% - 1.25rem), transparent 100%);
}
.nav::-webkit-scrollbar { display: none; }

.nav ul {
  display: flex;
  gap: clamp(0.9rem, 2vw, 1.85rem);
  list-style: none;
  margin: 0;
  padding: 0 1.25rem;
}

.nav a {
  display: inline-block;
  padding: 0.35rem 0;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.055em;
  text-transform: uppercase;
  color: var(--ink-mute);
  white-space: nowrap;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.nav a:hover { color: var(--ink); }
.nav a.is-active { color: var(--accent-deep); border-bottom-color: var(--accent); }

@media (max-width: 760px) {
  .nav { margin-left: 0; width: 100%; }
  .site-header__inner { flex-wrap: wrap; padding-block: 0.5rem; gap: 0.25rem; }
  .nav ul { padding-inline: 0 1.25rem; }
  .nav { mask-image: linear-gradient(90deg, #000 0, #000 calc(100% - 1.25rem), transparent 100%); }
}

/* --------------------------------------------------------------------------
   6. Первый экран
   -------------------------------------------------------------------------- */

.hero { padding-top: clamp(2.5rem, 6vw, 5.5rem); }

.hero__title {
  max-width: 18ch;
  margin-bottom: var(--s4);
}

.hero__place {
  font-family: var(--sans);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-deep);
  margin-bottom: var(--s4);
  display: block;
  max-width: none;
}

.hero__figure {
  margin: clamp(2.5rem, 5vw, 4rem) 0 0;
  position: relative;
}

.hero__figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--bg-deep);
}

@media (max-width: 640px) {
  .hero__figure img { aspect-ratio: 4 / 3; }
}

.hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: var(--s3) clamp(1.5rem, 4vw, 3.5rem);
  margin-top: clamp(2rem, 4vw, 3rem);
  padding-top: var(--s4);
  border-top: 1px solid var(--line);
}

.fact dt {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0.35rem;
}

.fact dd {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.4rem, 1.15rem + 1vw, 2rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: 0.01em;
}

.fact dd small {
  font-family: var(--sans);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--ink-soft);
  display: block;
  margin-top: 0.15rem;
}

/* --------------------------------------------------------------------------
   7. Таблицы
   -------------------------------------------------------------------------- */

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  line-height: 1.5;
  min-width: 26rem;
}

caption {
  text-align: left;
  font-size: 0.8125rem;
  color: var(--ink-mute);
  padding-bottom: var(--s2);
}

th {
  text-align: left;
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding: 0 1.5rem 0.75rem 0;
  border-bottom: 1px solid var(--line-strong);
  vertical-align: bottom;
}

td {
  padding: 0.85rem 1.5rem 0.85rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

td:first-child {
  color: var(--ink-soft);
  width: 32%;
  min-width: 11rem;
}

tbody tr:last-child td { border-bottom: 0; }

th:last-child, td:last-child { padding-right: 0; }

.table--specs td:last-child { color: var(--ink); }
.table--layers td:last-child { white-space: nowrap; color: var(--ink-soft); width: 8rem; }
.table--layers td:first-child { width: 24%; min-width: 12.5rem; }

/* --------------------------------------------------------------------------
   8. Конструктив и инженерия
   -------------------------------------------------------------------------- */

.stack > * + * { margin-top: clamp(2.5rem, 5vw, 4.5rem); }

.block {
  display: grid;
  grid-template-columns: minmax(0, 15rem) minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 3rem);
  align-items: start;
}

@media (max-width: 860px) {
  .block { grid-template-columns: 1fr; gap: var(--s3); }
}

.block__title { padding-top: 0.15rem; }

.block__title p { margin-top: var(--s2); font-size: 0.875rem; color: var(--ink-mute); }

.block__body > * + * { margin-top: var(--s3); }

.systems {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
  gap: clamp(1.75rem, 3.5vw, 3rem) clamp(2rem, 5vw, 4.5rem);
}

.system {
  border-top: 1px solid var(--line);
  padding-top: var(--s3);
}

.system h3 {
  font-family: var(--sans);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: var(--s2);
}

.system p { font-size: 0.9375rem; color: var(--ink-soft); max-width: 46ch; }

.materials {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr));
  gap: 0 clamp(2rem, 5vw, 4.5rem);
}

.materials li {
  border-bottom: 1px solid var(--line);
  padding: var(--s3) 0;
  font-size: 0.9375rem;
  color: var(--ink-soft);
}

.materials li b {
  display: block;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0.3rem;
}

/* большая фотография-разделитель */
.plate {
  margin-block: 0;
  background: var(--bg-deep);
}

.plate img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

@media (max-width: 640px) {
  .plate img { aspect-ratio: 3 / 2; }
}

/* --------------------------------------------------------------------------
   9. Галерея
   -------------------------------------------------------------------------- */

.gallery-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  padding: 0;
  list-style: none;
}

.gallery-nav a {
  display: inline-block;
  font-size: 0.8125rem;
  line-height: 1.2;
  color: var(--ink-soft);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 0.5rem 0.9rem;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.gallery-nav a:hover {
  color: var(--accent-deep);
  border-color: var(--accent);
  background: var(--bg-paper);
}

.gallery-nav a i {
  font-style: normal;
  color: var(--ink-mute);
  margin-left: 0.4rem;
  font-size: 0.75rem;
}

.album { scroll-margin-top: calc(var(--header-h) + 1.5rem); }
.album + .album { margin-top: clamp(3rem, 6vw, 5rem); }

.album__head {
  display: flex;
  align-items: baseline;
  gap: var(--s2);
  padding-bottom: var(--s2);
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(1rem, 2.5vw, 1.75rem);
}

.album__num {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  flex: 0 0 auto;
}

.album__title {
  font-size: clamp(1.25rem, 1.05rem + 0.8vw, 1.6rem);
  font-weight: 600;
  letter-spacing: 0.015em;
}

.album__count {
  margin-left: auto;
  font-family: var(--sans);
  font-size: 0.8125rem;
  color: var(--ink-mute);
  white-space: nowrap;
  flex: 0 0 auto;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(clamp(8.5rem, 16vw, 13.5rem), 1fr));
  gap: clamp(0.5rem, 1.1vw, 0.9rem);
}

.tile {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  margin: 0;
  background: var(--bg-deep);
  aspect-ratio: 4 / 3;
  overflow: hidden;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease), opacity 0.3s var(--ease);
}

.tile::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(23, 22, 20, 0.06);
  pointer-events: none;
  transition: border-color 0.25s var(--ease);
}

@media (hover: hover) {
  .tile:hover img { transform: scale(1.035); opacity: 0.94; }
  .tile:hover::after { border-color: rgba(138, 103, 70, 0.55); }
}

.tile:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* --------------------------------------------------------------------------
   10. Готовность
   -------------------------------------------------------------------------- */

.closing {
  background: var(--bg-paper);
  border-top: 1px solid var(--line);
}

.closing__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.status-list {
  list-style: none;
  margin: var(--s3) 0 0;
  padding: 0;
}

.status-list li {
  display: flex;
  gap: var(--s2);
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.9375rem;
  color: var(--ink-soft);
}

.status-list li::before {
  content: '';
  flex: 0 0 auto;
  width: 0.4rem;
  height: 0.4rem;
  margin-top: 0.62rem;
  border-radius: 50%;
  background: var(--accent);
}

.status-list li:last-child { border-bottom: 0; }

.site-footer {
  border-top: 1px solid var(--line);
  padding-block: clamp(2rem, 4vw, 3rem);
  font-size: 0.8125rem;
  color: var(--ink-mute);
}

.site-footer .shell {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2) var(--s4);
  justify-content: space-between;
}

/* --------------------------------------------------------------------------
   11. Лайтбокс
   -------------------------------------------------------------------------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  background: rgba(20, 19, 17, 0.985);
  color: #f3efe8;
  font-family: var(--sans);
}

.lightbox[open],
.lightbox.is-open { display: block; }

.lightbox__stage {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: clamp(3.25rem, 6vw, 4.5rem) clamp(0.75rem, 6vw, 5.5rem) clamp(4.5rem, 8vw, 6rem);
  gap: clamp(0.75rem, 2vw, 1.25rem);
}

.lightbox__frame {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  flex: 1 1 auto;
  width: 100%;
  position: relative;
}

.lightbox__img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  opacity: 1;
  transition: opacity 0.18s linear;
}

.lightbox__img.is-loading { opacity: 0.25; }

.lightbox__meta {
  flex: 0 0 auto;
  width: min(100%, 62rem);
  text-align: center;
}

.lightbox__caption {
  margin: 0;
  font-size: clamp(0.9375rem, 0.9rem + 0.25vw, 1.0625rem);
  line-height: 1.5;
  color: #f3efe8;
  max-width: 68ch;
  margin-inline: auto;
  text-wrap: pretty;
}

.lightbox__sub {
  margin: 0.45rem auto 0;
  max-width: 68ch;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: #a7a099;
}

.lightbox__sub span + span::before {
  content: '·';
  margin: 0 0.55rem;
  color: #6d6862;
}

.lightbox__bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s2);
  padding: clamp(0.75rem, 2vw, 1.25rem) clamp(0.9rem, 3vw, 1.75rem);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: #a7a099;
}

.lightbox__album {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lightbox__bar-right {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.25rem);
  flex: 0 0 auto;
}

.lightbox__counter {
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.lb-btn {
  appearance: none;
  background: transparent;
  border: 1px solid rgba(243, 239, 232, 0.22);
  color: #f3efe8;
  border-radius: 50%;
  width: 2.75rem;
  height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex: 0 0 auto;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease), opacity 0.2s var(--ease);
}

.lb-btn[hidden] { display: none; }
.lb-btn:hover { background: rgba(243, 239, 232, 0.12); border-color: rgba(243, 239, 232, 0.5); }
.lb-btn:focus-visible { outline: 2px solid #f3efe8; outline-offset: 2px; }
.lb-btn svg { width: 1.1rem; height: 1.1rem; fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }

.lb-btn--nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: clamp(2.5rem, 5vw, 3.25rem);
  height: clamp(2.5rem, 5vw, 3.25rem);
  background: rgba(20, 19, 17, 0.45);
}

.lb-btn--prev { left: clamp(0.35rem, 2vw, 1.5rem); }
.lb-btn--next { right: clamp(0.35rem, 2vw, 1.5rem); }

@media (pointer: coarse) {
  .lightbox__hint { display: block; }
}

.lightbox__hint {
  display: none;
  position: absolute;
  bottom: clamp(0.75rem, 3vw, 1.5rem);
  left: 0;
  right: 0;
  text-align: center;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #6d6862;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}

/* --------------------------------------------------------------------------
   12. Печать
   -------------------------------------------------------------------------- */

@media print {
  .site-header, .gallery-nav, .lightbox { display: none !important; }
  body { background: #fff; font-size: 11pt; }
  .section { border-top: 1px solid #ccc; padding-block: 1.5rem; }
  .grid { grid-template-columns: repeat(4, 1fr); }
}