/* ==========================================================================
   DANIK PLIUS TOV — dark-luxe
   Oxford night, anthracite ground, electric azure line, volt status.
   ========================================================================== */

:root {
  --bg: #12161e;
  --bg-alt: #191f2c;
  --bg-deep: #071428;
  --ink: #e7eef8;
  --ink-soft: #9aa8be;
  --ink-invert: #e7eef8;
  --accent: #2ec6ff;
  --accent-soft: #123044;
  --volt: #3dff8a;
  --line: #2c384c;
  --font-display: "Syne", "Avenir Next", "Segoe UI", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --tracking-display: -0.045em;
  --radius: 0;
  --radius-lg: 0;
  --container: 1160px;
  --shadow: 0 24px 50px color-mix(in srgb, var(--bg-deep) 70%, transparent);
  color-scheme: dark;
}

body { background: var(--bg); }

h1, h2 { font-weight: 750; }
h1 { max-width: 14ch; }

.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  border-bottom-color: var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
}

.brand__mark {
  width: 40px;
  height: 40px;
  flex: none;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.nav a,
.mobile-nav a {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.8;
}

.nav a[href="#contact"] {
  background: var(--accent);
  color: var(--bg-deep);
  padding: 0.5rem 0.75rem;
  opacity: 1;
}

.btn--primary {
  background: var(--accent);
  color: var(--bg-deep);
}

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

.btn--ghost:hover {
  background: var(--ink);
  color: var(--bg-deep);
  border-color: var(--ink);
}

/* --- HERO --- */
.hero {
  padding-block: clamp(1.5rem, 4vw, 3.5rem) clamp(2rem, 5vw, 4rem);
}

.hero__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: end;
}

.hero__copy { display: grid; gap: 1.15rem; align-content: end; }
.hero__copy .lede { max-width: 38rem; }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.4rem;
}

.frame {
  background: var(--bg-deep);
  padding: 0.55rem;
  box-shadow: inset 0 0 0 1px var(--line);
}

.frame img { width: 100%; height: auto; }

figcaption,
.stage__note,
.foot__label,
.tumbler__k {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

figcaption { margin-top: 0.7rem; }

.meter {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: clamp(1.5rem, 4vw, 3rem);
  border-top: 1px solid var(--line);
}

.meter div {
  padding: 1rem 1rem 1rem 0;
  border-bottom: 1px solid var(--line);
}

.meter dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.meter dd {
  font-family: var(--font-display);
  font-size: var(--step-2);
  font-weight: 700;
  letter-spacing: var(--tracking-display);
  margin-top: 0.25rem;
}

/* --- SHARED HEADS --- */
.section-head {
  max-width: 40rem;
  display: grid;
  gap: 0.8rem;
  margin-bottom: clamp(1.8rem, 4vw, 3rem);
}

/* --- LANES --- */
.lane-row { display: grid; gap: 0; }

.lane {
  padding: 1.35rem 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.45rem;
}

.lane__no,
.service__no,
.hour__num {
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.14em;
  font-size: 0.75rem;
}

.lane p:last-child { color: var(--ink-soft); }

/* --- SERVICES --- */
.service-list { border-bottom: 1px solid var(--line); }

.service {
  display: grid;
  gap: 0.6rem;
  padding-block: 1.6rem;
  border-top: 1px solid var(--line);
}

.service p { max-width: 46rem; }

/* --- SHEET --- */
.sheet-wrap { overflow-x: auto; }

.sheet {
  width: 100%;
  border-collapse: collapse;
}

@media (min-width: 700px) {
  .sheet { min-width: 32rem; }
}

.sheet th,
.sheet td {
  text-align: left;
  padding: 0.95rem 0.8rem 0.95rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: baseline;
}

.sheet th {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

/* --- ABOUT --- */
.about__grid { display: grid; gap: var(--gap); align-items: center; }
.about__grid p { margin-top: 0.9rem; }
.about__grid h2 { margin-top: 0.45rem; }

/* --- GALLERY --- */
.gallery { display: grid; gap: var(--gap); }

/* --- HOURS --- */
.hour-row { display: grid; gap: var(--gap); }

.hour {
  padding: 1.4rem 1.2rem 1.5rem;
  background: var(--bg);
  box-shadow: inset 0 0 0 1px var(--line);
  display: grid;
  gap: 0.55rem;
  align-content: start;
}

.hour__num {
  font-family: var(--font-display);
  font-size: var(--step-3);
  letter-spacing: var(--tracking-display);
  color: var(--accent);
}

.hour p:last-child { color: var(--ink-soft); }

/* --- COMMAND PANEL --- */
.console {
  display: grid;
  gap: 1.25rem;
  padding: clamp(0.8rem, 2vw, 1.4rem);
  background-color: var(--bg-deep);
  background-image:
    linear-gradient(color-mix(in srgb, var(--line) 70%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--line) 70%, transparent) 1px, transparent 1px);
  background-size: 32px 32px;
  box-shadow: inset 0 0 0 1px var(--line);
}

.tumblers { display: grid; gap: 0.55rem; align-content: start; }

.tumbler {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: center;
  padding: 0.8rem 0.75rem;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  cursor: pointer;
  text-align: left;
}

.tumbler input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.tumbler:has(input:focus-visible) {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.tumbler__nub {
  width: 2.5rem;
  height: 1.25rem;
  border: 1px solid var(--line);
  position: relative;
  background: var(--bg-deep);
}

.tumbler__nub::after {
  content: "";
  position: absolute;
  width: 0.95rem;
  height: 0.95rem;
  left: 0.1rem;
  top: 0.1rem;
  background: var(--ink-soft);
  transition: transform 0.25s var(--ease), background-color 0.25s var(--ease);
}

.tumbler:has(input:checked) { border-color: var(--volt); }

.tumbler:has(input:checked) .tumbler__nub::after {
  transform: translateX(1.25rem);
  background: var(--volt);
}

.tumbler__k { display: block; margin-bottom: 0.15rem; }

.stage { min-width: 0; }

.iso {
  width: 100%;
  height: auto;
  background: color-mix(in srgb, var(--bg) 55%, transparent);
}

.iso polygon {
  stroke: var(--line);
  stroke-width: 1.2;
  stroke-linejoin: round;
  transition: fill 0.35s var(--ease), stroke 0.35s var(--ease);
}

.iso .pad { fill: color-mix(in srgb, var(--bg-alt) 80%, transparent); }

.iso .top { fill: color-mix(in srgb, var(--bg-alt) 72%, var(--ink)); }
.iso .side { fill: color-mix(in srgb, var(--bg) 78%, var(--ink)); }
.iso .front { fill: var(--bg-alt); }

.iso .zone {
  opacity: 0.45;
  transition: opacity 0.35s var(--ease), filter 0.35s var(--ease);
}

.console:has(input[value="fuel"]:checked) .zone--fuel,
.console:has(input[value="dept"]:checked) .zone--dept {
  opacity: 1;
  filter: drop-shadow(0 0 10px color-mix(in srgb, var(--accent) 75%, transparent));
}

.console:has(input[value="shop"]:checked) .zone--shop,
.console:has(input[value="fleet"]:checked) .zone--fleet {
  opacity: 1;
  filter: drop-shadow(0 0 10px color-mix(in srgb, var(--volt) 70%, transparent));
}

.console:has(input[value="fuel"]:checked) .zone--fuel polygon,
.console:has(input[value="dept"]:checked) .zone--dept polygon {
  stroke: var(--accent);
}

.console:has(input[value="shop"]:checked) .zone--shop polygon,
.console:has(input[value="fleet"]:checked) .zone--fleet polygon {
  stroke: var(--volt);
}

.console:has(input[value="fuel"]:checked) .zone--fuel .top,
.console:has(input[value="dept"]:checked) .zone--dept .top {
  fill: color-mix(in srgb, var(--accent) 55%, var(--bg-deep));
}

.console:has(input[value="shop"]:checked) .zone--shop .top,
.console:has(input[value="fleet"]:checked) .zone--fleet .top {
  fill: color-mix(in srgb, var(--volt) 42%, var(--bg-deep));
}

.stage__note { margin-top: 0.6rem; }

.readout {
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  box-shadow: inset 0 0 0 1px var(--line);
  padding: 1.1rem 1.15rem 1.25rem;
  align-self: start;
}

.readout h3 { margin: 0.35rem 0 0.7rem; }

.calc { display: grid; gap: 0.65rem; margin: 1rem 0; }

.calc div {
  display: grid;
  gap: 0.15rem;
  padding-top: 0.55rem;
  border-top: 1px solid var(--line);
}

.calc dt {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.result {
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 750;
  letter-spacing: var(--tracking-display);
  color: var(--volt);
  line-height: 1;
  margin: 0.4rem 0 0.8rem;
}

.result span {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* --- CONTACT --- */
.contact__grid { display: grid; gap: clamp(1.5rem, 4vw, 3rem); align-items: start; }

.contact__card {
  font-style: normal;
  margin-top: 1.4rem;
  display: grid;
  gap: 0.8rem;
}

.contact__card a { color: var(--accent); }

.desk {
  display: grid;
  gap: 0.9rem;
  padding: clamp(1rem, 2vw, 1.6rem);
  background: var(--bg-alt);
  box-shadow: inset 0 0 0 1px var(--line);
}

.desk .field input,
.desk .field textarea,
.desk .field select {
  width: 100%;
  padding: 0.85em 1em;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-deep);
  color: var(--ink);
}

.desk .field select { appearance: none; }

/* --- FOOTER --- */
.site-footer { background: var(--bg-deep); border-top-color: var(--line); }

.foot {
  display: grid;
  gap: 1.6rem;
}

.foot__note { margin-top: 0.9rem; max-width: 28rem; }

.foot__label { margin-bottom: 0.45rem; }

.foot a { text-decoration: none; }

.foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
  margin-top: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-footer__bottom { color: var(--ink-soft); }

section[id] { scroll-margin-top: 5.5rem; }

@media (min-width: 860px) {
  .mobile-nav { display: none; }
}

/* --- WIDTHS --- */
@media (min-width: 700px) {
  .meter { grid-template-columns: repeat(4, 1fr); }
  .meter div + div { border-left: 1px solid var(--line); padding-left: 1rem; }
  .hour-row { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 860px) {
  .hero__grid { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); }
  .about__grid { grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 4vw, 4rem); }
  .contact__grid { grid-template-columns: 0.85fr 1.15fr; }
  .foot { grid-template-columns: 1.4fr 0.8fr 1fr; }
  .gallery {
    grid-template-columns: 0.72fr 1.28fr;
    grid-template-rows: auto auto;
  }
  .gallery figure:first-child { grid-row: 1 / span 2; }
}

@media (min-width: 1000px) {
  .lane-row { grid-template-columns: repeat(4, 1fr); }
  .lane {
    padding: 0 1.15rem 0.2rem;
    border-top: 0;
    border-left: 1px solid var(--line);
  }
  .lane:first-child { border-left: 0; padding-left: 0; }
  .service {
    grid-template-columns: 5.5rem 1fr;
    gap: 1.5rem;
    align-items: start;
  }
  .console {
    grid-template-columns: 16.5rem minmax(0, 1fr) 18.5rem;
    align-items: start;
  }
}

@media (max-width: 859px) {
  h1 { max-width: none; }
}