/* fotochudo.ru — черновая вёрстка (этап 1). Токены: fotochudu-website-design.md */

:root {
  --color-bg: #0a0a0a;
  --color-bg-elevated: #141414;
  --color-surface: #1c1c1c;
  --color-surface-hover: #262626;
  --color-border: #2e2e2e;
  --color-text: #f5f5f5;
  --color-text-muted: #9ca3af;
  --color-primary: #ffc800;
  --color-primary-hover: #ffd633;
  --color-primary-text: #0a0a0a;
  --color-accent-mint: #5fd9a8;
  --color-accent-lavender: #c5b3e8;
  --radius-card: 14px;
  --radius-button: 999px;
  --font: "Nunito", system-ui, sans-serif;
  --header-h: 64px;
  --max-w: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
  background-image: radial-gradient(circle at 50% -15%, rgba(255, 255, 255, 0.05), transparent 44%);
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: min(100% - 2rem, var(--max-w));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1rem;
}

.logo__text {
  display: inline-block;
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
  line-height: 1;
}

.logo__text span {
  color: var(--color-primary);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem 1.25rem;
}

.site-nav a:not(.btn) {
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.15s;
}

.site-nav a:not(.btn):hover {
  color: var(--color-text);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-button);
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-primary-text);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--ghost {
  background: linear-gradient(180deg, #303030 0%, #282828 100%);
  color: var(--color-text);
  border: 1px solid #4a4a4a;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.btn--ghost:hover {
  background: linear-gradient(180deg, #383838 0%, #2f2f2f 100%);
  border-color: #5a5a5a;
}

.btn--lg {
  padding: 0.85rem 1.75rem;
  font-size: 1.05rem;
}

/* Hero */
.hero {
  padding: 1.5rem 0 1.25rem;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 768px) {
  .hero__grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 0.8rem 0 1.4rem;
  }
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  padding: 0;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent-mint);
}

.hero__badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent-mint);
  box-shadow: 0 0 0 4px rgba(95, 217, 168, 0.15);
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero h1 span {
  color: var(--color-primary);
}

.hero__lead {
  margin: 0 0 1.75rem;
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 32rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero__actions .btn {
  min-width: 220px;
}

.hero__visual {
  display: flex;
  justify-content: center;
  position: relative;
  width: 100%;
}

.hero__glow {
  position: absolute;
  inset: 10% 5%;
  background: radial-gradient(circle, rgba(255, 200, 0, 0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.hero-collage {
  width: min(430px, 95%);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  grid-template-rows: repeat(2, 1fr);
  gap: 0.5rem;
}

.hero-collage__card {
  display: block;
  position: relative;
  border-radius: calc(var(--radius-card) + 4px);
  border: 1px solid #3a3a3a;
  min-height: 140px;
  overflow: hidden;
  box-shadow: 0 18px 32px rgba(0, 0, 0, 0.35);
  transition: opacity 0.45s ease;
}

.hero-collage__card.is-fading {
  opacity: 0.2;
}

.hero-collage__card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 42%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.68), rgba(0, 0, 0, 0));
  pointer-events: none;
}

.hero-collage__card[data-preview-category] {
  background-size: cover;
  background-position: center;
}

.hero-collage__label {
  position: absolute;
  left: 0.65rem;
  bottom: 0.55rem;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  font-size: 0.8rem;
  font-weight: 800;
}

.hero-collage__label-prefix,
.hero-collage__label-title {
  display: block;
  line-height: 1.1;
}

.hero-collage__label-prefix {
  font-size: 0.92rem;
  letter-spacing: 0.02em;
}

.hero-collage__label-title {
  font-size: 0.8rem;
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.hero-collage__card--main {
  grid-row: 1 / span 2;
  background:
    linear-gradient(135deg, rgba(255, 200, 0, 0.26), transparent 45%),
    radial-gradient(circle at 20% 10%, #4d4d4d, #242424 65%);
}

.hero-collage__card--side-top {
  background:
    linear-gradient(135deg, rgba(95, 217, 168, 0.22), transparent 50%),
    radial-gradient(circle at 70% 20%, #4a4a4a, #232323 70%);
}

.hero-collage__card--side-bottom {
  background:
    linear-gradient(140deg, rgba(197, 179, 232, 0.2), transparent 55%),
    radial-gradient(circle at 30% 20%, #4b4b4b, #232323 70%);
}

/* Preview strip (catalog teaser) */
.teaser {
  padding: 1.5rem 0 3rem;
  border-top: 1px solid var(--color-border);
}

/* Quick guide */
.quick-guide {
  padding: 0 0 2.5rem;
}

.quick-guide__box {
  padding: 1.2rem 1.1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface);
}

.quick-guide h2 {
  margin: 0 0 0.8rem;
  font-size: 1.1rem;
}

.quick-guide ol {
  margin: 0 0 0.8rem;
  padding-left: 1.2rem;
  color: var(--color-text);
}

.quick-guide li {
  margin-bottom: 0.35rem;
}

.quick-guide__note {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.teaser__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.teaser__head h2 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 800;
}

.teaser__head a {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
}

.teaser__scroll {
  display: flex;
  gap: 0.85rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.teaser__scroll::-webkit-scrollbar {
  height: 6px;
}

.teaser__scroll::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

.teaser-card {
  flex: 0 0 140px;
  scroll-snap-align: start;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.teaser-card__img {
  display: block;
  aspect-ratio: 3 / 4;
  background: linear-gradient(145deg, #2a2a2a, #1a1a1a);
  position: relative;
}

.teaser-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.teaser-card__img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent 50%);
}

.teaser-card__label {
  position: absolute;
  left: 0.5rem;
  right: 0.5rem;
  bottom: 0.5rem;
  z-index: 1;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.2;
}

.teaser__error {
  margin: 0.9rem 0 0;
  color: #f5b5b5;
  font-size: 0.85rem;
}

/* Steps */
.steps {
  padding: 3rem 0;
  background: var(--color-bg-elevated);
}

.steps h2 {
  margin: 0 0 2rem;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 800;
}

.steps__grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 640px) {
  .steps__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  :root {
    --color-bg: #121212;
    --color-bg-elevated: #181818;
  }

  body {
    background-image:
      radial-gradient(circle at 50% -15%, rgba(255, 255, 255, 0.08), transparent 48%),
      linear-gradient(180deg, #1a1a1a 0%, #141414 55%, #111111 100%);
  }

  .logo__text {
    font-size: 1.35rem;
  }

  .site-nav {
    gap: 0.5rem 0.8rem;
  }

  .site-nav a:not(.btn) {
    display: none;
  }

  .hero-collage {
    width: 100%;
    max-width: 360px;
  }

  .hero__actions .btn {
    min-width: 0;
    width: 100%;
  }
}

.step-card {
  padding: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}

.step-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  margin-bottom: 0.75rem;
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--color-primary-text);
  background: var(--color-primary);
  border-radius: 50%;
}

.step-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 800;
}

.step-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Features */
.features {
  padding: 3rem 0;
}

.features h2 {
  margin: 0 0 1.5rem;
  font-size: 1.5rem;
  font-weight: 800;
  text-align: center;
}

.features__list {
  display: grid;
  gap: 0.75rem;
  max-width: 36rem;
  margin: 0 auto;
  list-style: none;
  padding: 0;
}

.features__list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 1rem 1.25rem;
  background: var(--color-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
}

.features__icon {
  flex-shrink: 0;
  font-size: 1.25rem;
}

/* CTA band */
.cta-band {
  padding: 3rem 0 4rem;
  text-align: center;
}

.cta-band__box {
  padding: 2.5rem 1.5rem;
  background: linear-gradient(135deg, #1c1c1c 0%, #141414 100%);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius-card) + 4px);
}

.cta-band h2 {
  margin: 0 0 0.75rem;
  font-size: 1.5rem;
  font-weight: 800;
}

.cta-band p {
  margin: 0 0 1.5rem;
  color: var(--color-text-muted);
}

/* Footer */
.site-footer {
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 640px) {
  .site-footer__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.site-footer a:hover {
  color: var(--color-text);
}

/* Catalog page */
.catalog-page {
  padding: 2rem 0 3rem;
}

.catalog-head h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
}

.catalog-head p {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
}

.catalog-search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

#catalog-search-wrap[hidden] {
  display: none !important;
}

.catalog-categories .teaser__head h2 {
  font-size: 1.05rem;
  margin: 0;
}

.catalog-search {
  width: 100%;
  padding: 0.8rem 0.95rem;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
}

.category-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1.25rem;
}

.chip {
  border: 1px solid #4a4a4a;
  background: #242424;
  color: var(--color-text);
  border-radius: 999px;
  padding: 0.38rem 0.82rem;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
}

.chip.is-active {
  background: var(--color-primary);
  color: var(--color-primary-text);
  border-color: var(--color-primary);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 0.85rem;
}

.catalog-card {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  height: 100%;
}

.catalog-card__cover {
  aspect-ratio: 3 / 4;
  background: radial-gradient(circle at 35% 20%, #4b4b4b, #232323 72%);
  position: relative;
}

.catalog-card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.catalog-card__cover > a {
  display: block;
  height: 100%;
}

.session-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.catalog-card__body {
  padding: 0.7rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.catalog-card__title {
  margin: 0 0 0.25rem;
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1.25;
}

.catalog-card__actions {
  display: grid;
  gap: 0.45rem;
  margin-top: auto;
}

.catalog-card__actions .btn {
  width: 100%;
  min-height: 44px;
  line-height: 1;
  white-space: nowrap;
  padding: 0.75rem 1rem;
}

.catalog-empty {
  padding: 1rem;
  border-radius: 12px;
  border: 1px dashed #434343;
  color: var(--color-text-muted);
}

.catalog-actions {
  margin-top: 1rem;
  display: flex;
  justify-content: center;
}

.catalog-head .catalog-actions {
  margin: 1rem 0 1.2rem;
}

.latest-session {
  margin: 0 0 1rem;
}

.latest-session .catalog-card {
  max-width: none;
}

.latest-session__slot {
  border: none;
  border-radius: 0;
  background: transparent;
  padding: 0;
}

.latest-session__slot .catalog-card {
  max-width: none;
  width: 100%;
}

.latest-session-card {
  display: flex;
  gap: 1rem;
  align-items: stretch;
}

.latest-session-card .catalog-card__cover {
  flex: 0 0 210px;
  width: 210px;
  aspect-ratio: 3 / 4;
  position: relative;
}

.latest-session-card .catalog-card__body {
  flex: 1;
}

.latest-session-card__overlay {
  display: none;
}

.latest-session-card .catalog-card__title {
  font-size: 1.9rem;
  line-height: 1.15;
  margin: 0;
}

.latest-session-card__desc {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 1.06rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.latest-session-card .catalog-card__actions {
  display: flex;
  gap: 0.55rem;
  align-items: center;
}

.latest-session-card .catalog-card__actions .btn {
  width: auto;
  min-width: 180px;
  padding: 0.68rem 1.1rem;
  white-space: nowrap;
}

@media (max-width: 767px) {
  .latest-session {
    margin: 0 0 1.25rem;
  }

  .latest-session__slot {
    border: none;
    border-radius: 0;
    background: transparent;
    padding: 0;
  }

  .latest-session-card {
    display: block;
  }

  .latest-session-card .catalog-card__cover {
    width: auto;
  }

  .latest-session-card .catalog-card__cover::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 54%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.78), rgba(0, 0, 0, 0));
    pointer-events: none;
    z-index: 1;
  }

  .latest-session-card__overlay {
    display: block;
    position: absolute;
    left: 0.75rem;
    right: 0.75rem;
    bottom: 0.65rem;
    z-index: 2;
  }

  .latest-session-card__overlay-title {
    margin: 0 0 0.3rem;
    font-size: 1.05rem;
    line-height: 1.15;
    font-weight: 800;
    color: var(--color-text);
  }

  .latest-session-card__overlay-desc {
    margin: 0;
    font-size: 0.86rem;
    line-height: 1.3;
    color: rgba(245, 245, 245, 0.92);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .latest-session-card .catalog-card__title {
    display: none;
  }

  .latest-session-card__desc {
    display: none;
  }

  .latest-session-card .catalog-card__actions {
    display: grid;
  }

  .latest-session-card .catalog-card__actions .btn {
    width: 100%;
    min-width: 0;
    padding: 0.75rem 1rem;
  }
}

@media (max-width: 1024px) {
  .session-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .session-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Stub page */
.stub {
  padding: 4rem 0;
  text-align: center;
}

.stub img {
  margin: 0 auto 1.5rem;
  width: 120px;
  opacity: 0.9;
}

.stub h1 {
  margin: 0 0 0.75rem;
  font-size: 1.5rem;
}

.stub p {
  color: var(--color-text-muted);
  max-width: 24rem;
  margin: 0 auto 1.5rem;
}

.draft-note {
  margin-top: 3rem;
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  text-align: center;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.draft-note strong {
  color: var(--color-accent-lavender);
}