/* ==========================================================================
   Telec Abm S.A. — направление tech-precision
   Тёмно-синий корпус, циан, моноширинные коды, тонкая сетка, острые карточки.
   ========================================================================== */

:root {
  --bg: #f3f6f9;
  --bg-alt: #e7eef4;
  --bg-deep: #0a1628;
  --ink: #0d1826;
  --ink-soft: #4d5d72;
  --ink-invert: #e8eef4;
  --accent: #12b5c9;
  --accent-soft: #d4f3f7;
  --line: #c9d4e0;
  --cyan-ink: #0a1628;

  --font-display: 'IBM Plex Sans', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'IBM Plex Sans', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  --tracking-display: -0.03em;
  --radius: 2px;
  --radius-lg: 2px;
  --container: 1180px;
  --shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 22%, transparent);
}

.site-header {
  background: color-mix(in srgb, var(--bg-deep) 92%, transparent);
  color: var(--ink-invert);
  backdrop-filter: blur(14px);
}
.site-header.is-scrolled { border-bottom-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.site-header__brand img {
  border: 1px solid color-mix(in srgb, var(--accent) 55%, transparent);
}
.nav a { opacity: 0.8; }
.nav a:hover { opacity: 1; color: var(--accent); }
.btn {
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.btn--primary { background: var(--accent); color: var(--cyan-ink); }
.btn--primary:hover { background: var(--ink-invert); color: var(--bg-deep); }
.eyebrow {
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.16em;
}

.section__head {
  max-width: 46rem;
  margin-bottom: clamp(2rem, 4vw, 3.25rem);
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
}

.field select,
.field input,
.field textarea {
  background: var(--bg);
  border-radius: 2px;
  font-family: var(--font-body);
}

/* --- HERO --- */
.hero {
  position: relative;
  min-height: min(92vh, 880px);
  display: grid;
  align-items: stretch;
  overflow: hidden;
  padding: 0;
  color: var(--ink-invert);
  background: var(--bg-deep);
}
.hero__media { position: absolute; inset: 0; }
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, color-mix(in srgb, var(--bg-deep) 92%, transparent) 0%,
      color-mix(in srgb, var(--bg-deep) 55%, transparent) 48%,
      color-mix(in srgb, var(--bg-deep) 78%, transparent) 100%),
    linear-gradient(180deg, transparent 35%, color-mix(in srgb, var(--bg-deep) 88%, transparent) 100%);
}
.hero__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(color-mix(in srgb, var(--accent) 12%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 12%, transparent) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(90deg, black 0%, transparent 70%);
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--gap);
  align-content: end;
  padding-block: clamp(6rem, 14vw, 9rem) clamp(2rem, 5vw, 3.5rem);
}
@media (min-width: 900px) {
  .hero__inner {
    grid-template-columns: 1.4fr 0.7fr;
    align-items: end;
  }
}
.hero__logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}
.hero__logo img { border: 1px solid color-mix(in srgb, var(--accent) 50%, transparent); }
.hero__brand {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.hero h1 { max-width: 16ch; }
.hero__lede { max-width: 38ch; color: color-mix(in srgb, var(--ink-invert) 78%, transparent); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }
.hero__ghost { color: var(--ink-invert); }
.hero__ghost:hover { background: var(--ink-invert); color: var(--bg-deep); border-color: var(--ink-invert); }

.hero__spec {
  display: grid;
  gap: 0;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  background: color-mix(in srgb, var(--bg-deep) 72%, transparent);
  backdrop-filter: blur(8px);
}
.hero__spec div {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 0.75rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  font-size: var(--step--1);
}
.hero__spec div:last-child { border-bottom: 0; }
.hero__spec dt {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}
.hero__spec a { color: var(--ink-invert); text-decoration: none; }

/* --- FLOOR SPLIT --- */
.floor__split {
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
}
@media (min-width: 800px) {
  .floor__split { grid-template-columns: 1fr 1fr; }
}
.floor__pane {
  padding: clamp(1.5rem, 3vw, 2.4rem);
  display: grid;
  align-content: start;
  gap: 0.85rem;
}
.floor__pane--store { background: var(--bg); }
.floor__pane--crew {
  background: var(--bg-deep);
  color: var(--ink-invert);
}
.floor__pane--crew .btn--ghost {
  color: var(--ink-invert);
  border-color: color-mix(in srgb, var(--ink-invert) 40%, transparent);
  justify-self: start;
}
.floor__pane .btn { justify-self: start; margin-top: 0.5rem; }
.floor__code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.floor__pane ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--ink-soft);
  display: grid;
  gap: 0.35rem;
}
.floor__pane--crew ul { color: color-mix(in srgb, var(--ink-invert) 72%, transparent); }

/* --- AISLES --- */
.aisle-grid {
  display: grid;
  gap: var(--gap);
}
@media (min-width: 900px) {
  .aisle-grid { grid-template-columns: repeat(3, 1fr); }
}
.aisle {
  background: var(--bg);
  border: 1px solid var(--line);
  display: grid;
  grid-template-rows: auto auto auto 1fr;
}
.aisle img {
  width: 100%;
  height: 210px;
  object-fit: cover;
}
.aisle__tag,
.aisle h3,
.aisle p { padding-inline: 1.15rem; }
.aisle__tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 1rem;
}
.aisle h3 { margin-top: 0.25rem; }
.aisle p {
  color: var(--ink-soft);
  font-size: var(--step--1);
  padding-bottom: 0.35rem;
}
.aisle p:last-child { padding-bottom: 1.25rem; }

/* --- INSTALL --- */
.install__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}
@media (min-width: 860px) {
  .install__grid { grid-template-columns: 1fr 1fr; align-items: center; }
}
.install__media img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
}
.install__media figcaption {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 0.65rem;
}

/* --- ABOUT --- */
.about { color: var(--ink-invert); }
.about a { color: var(--accent); }
.about__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}
@media (min-width: 860px) {
  .about__grid { grid-template-columns: 1.3fr 0.8fr; align-items: start; }
}
.about__card {
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  padding: 1.4rem 1.5rem;
  background:
    linear-gradient(color-mix(in srgb, var(--accent) 10%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 10%, transparent) 1px, transparent 1px),
    color-mix(in srgb, var(--bg-deep) 40%, transparent);
  background-size: 28px 28px, 28px 28px, auto;
}
.about__card img { border: 1px solid color-mix(in srgb, var(--accent) 50%, transparent); }
.about__card dl { display: grid; gap: 0.55rem; }
.about__card dl div {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 0.5rem;
  font-size: var(--step--1);
  padding-bottom: 0.45rem;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
}
.about__card dt {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

/* --- DISPATCH --- */
.ticket {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 800px) {
  .ticket { grid-template-columns: repeat(4, 1fr); }
}
.ticket__step {
  background: var(--bg);
  padding: 1.35rem 1.2rem 1.5rem;
  margin: 0;
}
.ticket__n {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--accent);
}
.ticket__step h3 { margin: 0.45rem 0 0.5rem; font-size: var(--step-1); }
.ticket__step p { color: var(--ink-soft); font-size: var(--step--1); }

/* --- GALLERY --- */
.gallery__grid {
  display: grid;
  gap: 0.75rem;
}
@media (min-width: 760px) {
  .gallery__grid { grid-template-columns: 1.2fr 0.9fr 0.9fr; }
}
.gallery__grid img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border: 1px solid var(--line);
}
.gallery__grid figcaption {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 0.5rem;
}

/* --- VISIT --- */
.visit__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}
@media (min-width: 800px) {
  .visit__grid { grid-template-columns: 0.9fr 1.2fr; }
}
.visit__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 600px) {
  .visit__list { grid-template-columns: 1fr 1fr; }
}
.visit__list li {
  background: var(--bg);
  padding: 1.15rem 1.2rem;
}
.visit__list h3 { font-size: var(--step-0); margin-bottom: 0.35rem; }
.visit__list p { color: var(--ink-soft); font-size: var(--step--1); }

/* --- CONTACT + 3D PLANNER --- */
.contact {
  background: var(--bg-deep);
  color: var(--ink-invert);
}
.contact .lede,
.contact .muted { color: color-mix(in srgb, var(--ink-invert) 70%, transparent); }
.contact .section__head { border-bottom-color: color-mix(in srgb, var(--accent) 28%, transparent); }
.contact__layout {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}
@media (min-width: 960px) {
  .contact__layout { grid-template-columns: 1.15fr 0.85fr; align-items: start; }
}

.planner {
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  padding: 1.25rem 1.25rem 1.5rem;
  background:
    linear-gradient(color-mix(in srgb, var(--accent) 8%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 8%, transparent) 1px, transparent 1px);
  background-size: 24px 24px;
}
.planner__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.planner__hint {
  font-size: var(--step--1);
  color: color-mix(in srgb, var(--ink-invert) 68%, transparent);
  margin: 0.35rem 0 1rem;
}

.planner__viewport {
  perspective: 920px;
  height: 300px;
  display: grid;
  place-items: center;
  margin-bottom: 1.15rem;
}
.planner__iso {
  width: min(260px, 70vw);
  height: 250px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr 0.72fr;
  gap: 8px;
  transform: rotateX(58deg) rotateZ(-40deg);
  transform-style: preserve-3d;
}
.room {
  display: grid;
  place-items: center;
  padding: 0.4rem;
  background: color-mix(in srgb, var(--accent) 16%, var(--bg-deep));
  border: 1px solid color-mix(in srgb, var(--accent) 55%, transparent);
  color: var(--ink-invert);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 0 10px 0 color-mix(in srgb, var(--bg-deep) 80%, black);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}
.room--wide { grid-column: 1 / -1; }
.room:hover { transform: translateZ(12px); }
.room.is-on {
  background: var(--accent);
  color: var(--cyan-ink);
  box-shadow: 0 12px 0 color-mix(in srgb, var(--accent) 45%, var(--bg-deep));
}
.room span { transform: rotateZ(40deg) rotateX(-58deg); display: block; }

.planner__equip {
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  padding: 0.85rem 1rem 1rem;
  display: grid;
  gap: 0.45rem;
  margin: 0 0 1rem;
}
.planner__equip legend {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 0 0.4rem;
}
.planner__equip label {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: var(--step--1);
  cursor: pointer;
}
.planner__equip input { accent-color: var(--accent); }

.planner__calc {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.55;
  color: var(--accent);
  border-top: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  padding-top: 0.9rem;
}

.contact__list {
  display: grid;
  gap: 0.65rem;
}
.contact__list div {
  display: grid;
  grid-template-columns: 6.2rem 1fr;
  gap: 0.5rem;
  font-size: var(--step--1);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
}
.contact__list dt {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}
.contact__list a { color: var(--ink-invert); }

.contact__form {
  margin-top: 1.25rem;
  padding: 1.2rem;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  background: color-mix(in srgb, var(--bg-deep) 55%, black);
}
.contact__form .field label { color: var(--ink-invert); }
.contact__form input,
.contact__form textarea {
  background: var(--bg-deep);
  color: var(--ink-invert);
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}
.contact__form .btn { justify-self: start; }
.form-status[data-state='ok'] { color: var(--accent); }

/* --- FOOTER --- */
.site-footer {
  background: var(--bg-deep);
  color: var(--ink-invert);
  border-top: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
}
.footer__grid {
  display: grid;
  gap: var(--gap);
}
@media (min-width: 760px) {
  .footer__grid { grid-template-columns: 1.4fr 0.8fr 1fr; }
}
.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}
.footer__brand img { border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent); }
.footer__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.site-footer nav { display: grid; gap: 0.35rem; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--accent); }
.site-footer .muted { color: color-mix(in srgb, var(--ink-invert) 62%, transparent); }
.site-footer__bottom { border-top-color: color-mix(in srgb, var(--accent) 22%, transparent); }

@media (max-width: 699px) {
  .planner__viewport { height: 260px; }
  .planner__iso {
    width: 200px;
    height: 200px;
    transform: rotateX(52deg) rotateZ(-36deg);
  }
  .gallery__grid img { height: 220px; }
}

@media (prefers-reduced-motion: reduce) {
  .planner__iso { transform: none; height: auto; width: 100%; }
  .planner__viewport { height: auto; perspective: none; }
  .room span { transform: none; }
  .room { box-shadow: none; min-height: 52px; }
}