/* catalog.html — шапка (Figma 52-2471), секвенция, таблица */
@import url("fonts-conthrax.css");

* { margin: 0; padding: 0; box-sizing: border-box; }
body { overflow-x: hidden; font-family: var(--font-family), system-ui, sans-serif; min-height: 100vh; background: var(--color-bg); position: relative; }

/* Глобальное фоновое видео: абсолютный фон под всем контентом, скроллится вместе со страницей */
.bg-video,
#bg-video {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100vh;
  object-fit: cover;
  object-position: top center;
  z-index: 0;
  pointer-events: none;
}

/* Секция с 3D: её высота считается в JS, фон под ней даёт глобальное видео выше */
.sequence-section {
  position: relative;
  z-index: 1;
  width: 100%;
}
.sequence-section__overlay-video {
  position: absolute;
  left: 50%;
  top: 1083px;
  transform: translate(-50%, -50%);
  width: min(88vw, 1500px);
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: screen;
}

/* ——— Шапка на всю ширину (Figma FZMT_Dark 52-2471), fixed — не занимает место в потоке ——— */
/* Фон шапки: картинка images/header_bg.jpg (или .png — тогда поменять расширение ниже) — cover, прижата к низу, по центру */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 12;
  width: 100%;
  min-height: 280px;
  height: 400px;
  padding: 78px 70px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background-color: rgba(200, 232, 255, 0.05);
  background-image: url("../images/header_bg.jpg");
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  border-bottom: 3px solid var(--color-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 80% 60% at 50% 100%, rgba(189, 221, 203, 0.15) 0%, transparent 55%);
}
.site-header__brand {
  display: flex;
  align-items: flex-start;
  gap: 80px;
  flex: 1 1 auto;
  min-width: 0;
}
.site-header__logo {
  flex-shrink: 0;
  width: 189px;
  height: auto;
  display: block;
}
.site-header__text {
  min-width: 0;
  margin-top: -10px;
  max-width: 1100px;
}
.site-header__title {
  font-family: var(--font-family), sans-serif;
  font-weight: 600;
  font-size: clamp(24px, 4.5vw, 45px);
  line-height: 1.39;
  text-transform: uppercase;
  color: #FFFFFF;
  text-shadow: 0 4px 10px rgba(17, 31, 66, 1);
  margin: 0 0 0.35em 0;
}
.site-header__desc {
  font-family: var(--font-family), sans-serif;
  font-weight: 600;
  font-size: 23px;
  line-height: 45px;
  text-transform: uppercase;
  color: #60D1FF;
  text-shadow: 0 4px 10px rgba(17, 31, 66, 1);
  margin: 0;
  max-width: 60ch;
}

.site-header__btns{
  display: flex;
  flex-direction: column;
  gap: 50px;
  margin-top: -13px;
  width: 350px;
}

.site-header__btn__wrap {
  border-radius: 15px;
  border: 3px solid #42C9FF;
  background: rgba(37, 139, 255, 0.02);
  backdrop-filter: blur(3px);
  padding: 5px 4px;
}

.site-header__menu-wrap {
  position: relative;
}
.site-header__btn {
  display: flex;
  justify-content: center;
  position: relative;
  padding: 26px 6px 26px 27px;
  min-width: 200px;
  min-height: 56px;
  border-radius: 8px;
  border: 1.5px solid var(--color-border);
  background: rgba(0, 75, 161, 0.40) url(../images/icons/btn_bg.png) no-repeat center center;
  background-size: 100% 90%;
  backdrop-filter: blur(6px);
  color: #FFFFFF;
  font-family: var(--font-family), sans-serif;
  font-weight: 600;
  font-size: 20px;
  line-height: 1.39;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
  align-items: center;
}


.site-header__btn-text {
  flex-grow: 1;
  text-align: center;
  display: block;
}
.site-header__menu-btn .site-header__btn-text {
  margin-left: -20px;
}

.site-header__btn:hover {
  background-color: #0077FF;
  background-image: url(../images/icons/btn_bg_active.png);
  border-color: #60D1FF;
}

.site-header__dropdown {
  position: fixed;
  top: 442px;
  right: 72px;
  width: auto;
  padding: 31px 0;
  border-radius: 15px;
  border: 3px solid #42C9FF;
  background: rgba(0, 47, 101, 0.60);
  backdrop-filter: blur(50px);
  overflow: hidden;
  z-index: 13;
  display: flex;
  flex-direction: column;
  max-height: 1250px;
  overflow-y: auto;
}

.site-header__dropdown--hidden {
  display: none;
}

.site-header__dropdown-group {
  padding: 0;
}



.site-header__dropdown-title {
  padding: 14px 55px 10px;
  color: #fff;
  font-family: var(--font-family), sans-serif;
  font-size: 18px;
  line-height: 1.2;
  text-transform: uppercase;
}

.site-header__dropdown-subitem {
  padding: 10px 55px 10px 93px;
  color: #79DBFF;
  font-family: var(--font-family), sans-serif;
  font-size: 16px;
  line-height: 1.35;
  text-transform: uppercase;
  display: block;
}

.site-header__dropdown-subitem.site-header__dropdown-subitem-active,
.site-header__dropdown-subitem:hover {
  background: #0084FF;
  color:#fff;
}

.section-back-anchor {
  position: fixed;
  top: 442px;
  right: 72px;
  z-index: 11;
  width: 350px;
  box-sizing: border-box;
}

.section-back-anchor .site-header__btn {
  width: 100%;
  min-width: 0;
}

.section-back-btn__icon {
  width: 24px;
  height: 24px;
  flex: 0 0 24px;
  background: url("../images/icons/arrow_back.svg") center / contain no-repeat;
}



/* ——— Блок секвенции: высота = высоте секции, padding-top из JS. Таблица сразу под секцией. ——— */
.sequence-section .layout {
  position: relative;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
}
#canvas {
  display: block;
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  background: transparent;
  touch-action: none;
  user-select: none;
  cursor: ew-resize;
}
/* Центр блока в точке (50%, top): left 50%, transform translate(-50%, -50%), top из JS */
.canvas-wrap {
  position: absolute;
  left: 50%;
  transform: translate(-50%, -50%);
  box-sizing: border-box;
  z-index: 3;
}
.canvas-wrap.is-slide-next {
  animation: seq-slide-next 260ms ease;
}
.canvas-wrap.is-slide-prev {
  animation: seq-slide-prev 260ms ease;
}
@keyframes seq-slide-next {
  0% { opacity: 0.25; transform: translate(-46%, -50%) scale(0.985); }
  100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
@keyframes seq-slide-prev {
  0% { opacity: 0.25; transform: translate(-54%, -50%) scale(0.985); }
  100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
.sequence-peek {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
}
.sequence-peek__card {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: clamp(410px, 22vw, 520px);
  height: clamp(410px, 22vw, 520px);
  border: none;
  border-radius: 0;
  background: url("../images/icons/small_korpus_bg.png") center / contain no-repeat;
  cursor: pointer;
  pointer-events: auto;
  overflow: visible;
  opacity: 0.82;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.sequence-peek__card::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 58%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 70%;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(36, 164, 255, 0.34) 0%, rgba(36, 164, 255, 0.12) 48%, rgba(36, 164, 255, 0) 100%);
  filter: blur(3px);
  z-index: -1;
  pointer-events: none;
}
.sequence-peek__card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.45));
}
.sequence-peek__card:hover {
  opacity: 1;
}
.sequence-peek__card--left {
  left: -230px;
}
.sequence-peek__card--right {
  right: -230px;
}
.sequence-corpus-label {
  position: absolute;
  left: 50%;
  bottom: -70px;
  transform: translateX(-50%);
  text-align: center;
  color: #fff;
  font-family: "Conthrax SemiBold", var(--font-family), sans-serif;
  font-size: clamp(28px, 2.2vw, 44px);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.6);
  z-index: 5;
  white-space: nowrap;
}
.preloader {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: rgba(0,0,0,0.6);
  border-radius: 50%;
  color: #fff;
  font-size: 14px;
  transition: opacity 0.25s ease;
}
.preloader.hidden {
  opacity: 0;
  pointer-events: none;
}
.preloader__spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: preloader-spin 0.8s linear infinite;
}
@keyframes preloader-spin {
  to { transform: rotate(360deg); }
}
#hint {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 16px;
  background: rgba(0,0,0,0.6);
  color: #fff;
  border-radius: 8px;
  font-size: 14px;
  pointer-events: none;
  z-index: 2;
}

/* ——— Секция таблицы ——— */
.table-section {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 24px 16px 48px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}
.table-section .fzmt-table {
  width: 2000px;
  max-width: 100%;
}

.page-bottom-spacer {
  width: 100%;
  height: var(--page-bottom-spacer-height, 50vh);
}