/* ============================================================
   Sendvič Paneli — dark industrial premium
   Fonts: Bricolage Grotesque (display) · IBM Plex Sans (body)
          IBM Plex Mono (technical numbers / specs)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,600;12..96,700;12..96,800&family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@400;500;600;700&display=swap');

/* ---------- Tokens ---------- */
:root {
  --bg: #16191d;
  --bg-2: #1a1d21;
  --surface: #22262b;
  --surface-2: #2a2f35;
  --line: #33393f;
  --text: #f2f3f4;
  --muted: #9aa0a6;
  --muted-2: #6b7178;
  --accent: #ff6b2c;
  --accent-dark: #e8551a;
  --accent-soft: rgba(255, 107, 44, 0.12);
  --steel-1: #d8dde2;
  --steel-2: #a7afb7;
  --steel-3: #7c848c;

  --maxw: 1200px;
  --radius: 12px;
  --radius-sm: 8px;

  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body: 'IBM Plex Sans', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }
* { margin: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  /* blueprint grid atmosphere */
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 44px 44px;
  background-position: center top;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }

/* ---------- Layout helpers ---------- */
.container {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 24px;
  width: 100%;
}

.section { padding-block: clamp(64px, 9vw, 128px); position: relative; }
.section--tight { padding-block: clamp(48px, 6vw, 80px); }
.section--alt { background: var(--bg-2); }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.display {
  font-size: clamp(2.6rem, 7vw, 5.4rem);
  font-weight: 800;
  line-height: 0.98;
  text-transform: uppercase;
  letter-spacing: -0.025em;
}

.h2 { font-size: clamp(1.9rem, 4vw, 3rem); font-weight: 700; }
.h3 { font-size: clamp(1.3rem, 2.4vw, 1.7rem); font-weight: 700; }

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--muted);
  line-height: 1.6;
  max-width: 56ch;
}

.text-muted { color: var(--muted); }
.accent { color: var(--accent); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

.section-head { max-width: 62ch; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head .eyebrow { margin-bottom: 20px; }
.section-head p { color: var(--muted); margin-top: 18px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 15px 26px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s, border-color 0.25s, color 0.25s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary { background: var(--accent); color: #14110e; }
.btn--primary:hover { background: var(--accent-dark); }

.btn--ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn .arrow { transition: transform 0.25s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(22, 25, 29, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}
.brand__mark {
  width: 30px; height: 30px;
  border-radius: 6px;
  background: var(--accent);
  position: relative;
  flex: none;
  overflow: hidden;
}
.brand__mark::before,
.brand__mark::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 6px;
  background: #14110e;
}
.brand__mark::before { top: 8px; }
.brand__mark::after { bottom: 8px; }

.site-nav ul { display: flex; align-items: center; gap: 6px; }
.site-nav a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  padding: 9px 14px;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}
.site-nav a:hover { color: var(--text); background: var(--surface); }
.site-nav a.is-active { color: var(--accent); }

.header-cta { display: flex; align-items: center; gap: 18px; }
.header-phone {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.header-phone:hover { color: var(--accent); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--text);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-block: clamp(56px, 8vw, 104px);
  overflow: hidden;
}
.hero::before {
  /* warm glow behind headline */
  content: '';
  position: absolute;
  top: -20%; left: -10%;
  width: 60%; height: 80%;
  background: radial-gradient(circle, var(--accent-soft), transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  position: relative;
}
.hero-copy .eyebrow { margin-bottom: 26px; }
.hero-copy .display { margin-bottom: 26px; }
.hero-copy .display .accent-line {
  display: inline-block;
  position: relative;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

/* staggered load-in */
.hero-copy > * { opacity: 0; transform: translateY(18px); animation: rise 0.8s var(--ease) forwards; }
.hero-copy > *:nth-child(1) { animation-delay: 0.05s; }
.hero-copy > *:nth-child(2) { animation-delay: 0.15s; }
.hero-copy > *:nth-child(3) { animation-delay: 0.25s; }
.hero-copy > *:nth-child(4) { animation-delay: 0.35s; }
.hero-visual { opacity: 0; animation: rise 1s var(--ease) 0.3s forwards; }

@keyframes rise {
  to { opacity: 1; transform: none; }
}

/* ---------- Panel cross-section (signature) ---------- */
.panel-cut {
  position: relative;
  perspective: 1400px;
  padding: 20px 0;
  width: 100%;
  max-width: 330px;
}
.panel-cut__stack {
  position: relative;
  transform: rotateX(6deg) rotateY(-18deg) rotateZ(2deg);
  transform-style: preserve-3d;
  border-radius: 10px;
  box-shadow: 40px 50px 90px rgba(0, 0, 0, 0.55);
  animation: floatpanel 7s ease-in-out infinite;
}
.panel-cut__metal {
  height: 26px;
  border-radius: 4px;
  background:
    repeating-linear-gradient(90deg, rgba(0,0,0,0.06) 0 2px, transparent 2px 26px),
    linear-gradient(180deg, var(--steel-1), var(--steel-2) 55%, var(--steel-3));
  border: 1px solid rgba(255,255,255,0.25);
  position: relative;
  z-index: 2;
}
.panel-cut__core {
  height: 96px;
  margin: 3px 0;
  border-radius: 3px;
  background:
    repeating-linear-gradient(115deg, rgba(255,255,255,0.55) 0 3px, transparent 3px 9px),
    linear-gradient(180deg, #f4ede2, #e7dccb);
  position: relative;
  overflow: hidden;
}
.panel-cut__core::after {
  content: 'PIR';
  position: absolute;
  right: 14px; bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: rgba(120, 95, 60, 0.5);
}
.panel-cut__labels {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.panel-cut__labels li {
  position: absolute;
  left: calc(100% + 14px);
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 10px;
}
.panel-cut__labels li::before {
  content: '';
  width: 34px; height: 1px;
  background: var(--accent);
}
.panel-cut__labels li:nth-child(1) { top: 8%; }
.panel-cut__labels li:nth-child(2) { top: 46%; }
.panel-cut__labels li:nth-child(3) { top: 84%; }

@keyframes floatpanel {
  0%, 100% { transform: rotateX(6deg) rotateY(-18deg) rotateZ(2deg) translateY(0); }
  50% { transform: rotateX(6deg) rotateY(-18deg) rotateZ(2deg) translateY(-12px); }
}

@media (max-width: 900px) {
  .panel-cut__labels li { position: static; margin-top: 6px; }
  .panel-cut__labels { position: static; display: flex; flex-direction: column; gap: 8px; margin-top: 22px; }
  .panel-cut__stack { transform: rotateX(4deg) rotateY(-10deg); margin-inline: auto; max-width: 340px; }
}

/* ---------- Statement numbers ---------- */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: clamp(40px, 6vw, 72px);
}
.stat {
  background: var(--bg);
  padding: 28px 26px;
}
.stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1;
}
.stat__num span { color: var(--accent); }
.stat__label {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.9rem;
}
@media (max-width: 620px) {
  .stat-strip { grid-template-columns: 1fr; }
}

/* ---------- Product cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.35s var(--ease), border-color 0.3s;
}
.product-card:hover { transform: translateY(-6px); border-color: var(--accent); }
.product-card__img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--surface-2);
}
.product-card__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.product-card:hover .product-card__img img { transform: scale(1.06); }
.product-card__body { padding: 26px; display: flex; flex-direction: column; flex: 1; }
.product-card__body h3 { margin-bottom: 12px; }
.product-card__body p { color: var(--muted); font-size: 0.96rem; flex: 1; }
.product-card__link {
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.product-card__link .arrow { transition: transform 0.25s var(--ease); }
.product-card:hover .product-card__link .arrow { transform: translateX(5px); }

@media (max-width: 900px) { .card-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; } }

/* ---------- Advantages ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.feature {
  background: var(--bg);
  padding: 34px 30px;
  display: flex;
  gap: 20px;
}
.feature__icon {
  flex: none;
  width: 46px; height: 46px;
  border-radius: 10px;
  background: var(--accent-soft);
  display: grid;
  place-items: center;
  color: var(--accent);
}
.feature__icon svg { width: 24px; height: 24px; }
.feature h3 { font-size: 1.15rem; margin-bottom: 8px; }
.feature p { color: var(--muted); font-size: 0.95rem; }
@media (max-width: 720px) { .feature-grid { grid-template-columns: 1fr; } }

/* ---------- Applications ---------- */
.apps {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.apps__list { display: flex; flex-direction: column; gap: 2px; }
.apps__list li {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 1.05rem;
}
.apps__list li span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
}
@media (max-width: 820px) { .apps { grid-template-columns: 1fr; } }

/* ---------- CTA band ---------- */
.cta-band {
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 90% 20%, var(--accent-soft), transparent 55%),
    var(--surface);
  padding: clamp(40px, 6vw, 64px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-band h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); max-width: 20ch; }
.cta-band p { color: var(--muted); margin-top: 12px; max-width: 40ch; }

/* ---------- Trust strip ---------- */
.trust-strip-wrap {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.trust-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 28px;
  padding-block: 20px;
}
.trust-strip li {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 12px;
}
.trust-strip li::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}
@media (max-width: 640px) {
  .trust-strip { flex-direction: column; align-items: flex-start; gap: 12px; }
}

/* ---------- Steps (Kako do ponude) ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}
.step {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
}
.step__num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  display: block;
  margin-bottom: 18px;
}
.step h3 { font-size: 1.1rem; margin-bottom: 10px; }
.step p { color: var(--muted); font-size: 0.92rem; }
.step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -14px; top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 1.1rem;
  z-index: 1;
}
@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr 1fr; }
  .step:nth-child(2)::after, .step:not(:last-child)::after { content: none; }
}
@media (max-width: 520px) {
  .steps { grid-template-columns: 1fr; }
}

/* ---------- Footer web-by logo ---------- */
.footer-webby { display: inline-flex; align-items: center; opacity: 0.75; transition: opacity 0.2s; }
.footer-webby:hover { opacity: 1; }
.footer-webby img { height: 26px; width: auto; }

/* ---------- Product page hero ---------- */
.product-hero {
  position: relative;
  min-height: 62vh;
  display: flex;
  align-items: flex-end;
  padding-block: clamp(48px, 8vw, 96px);
  overflow: hidden;
}
.product-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.product-hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.product-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(18,20,23,0.94) 0%, rgba(18,20,23,0.75) 45%, rgba(18,20,23,0.35) 100%);
}
.product-hero .eyebrow { margin-bottom: 22px; }
.product-hero h1 { max-width: 16ch; margin-bottom: 22px; }
.product-hero .lead { max-width: 52ch; }
.product-hero .hero-actions { margin-top: 30px; }

/* Breadcrumb */
.crumbs {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--muted-2);
  padding-block: 20px;
}
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--accent); }

/* ---------- Split (text + cross-section / image) ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: center;
}
.split__body h2 { margin-bottom: 20px; }
.split__body p { color: var(--muted); margin-bottom: 16px; }
.split__body p:last-child { margin-bottom: 0; }
.split--visual .panel-cut { max-width: 360px; margin-inline: auto; }
@media (max-width: 820px) {
  .split { grid-template-columns: 1fr; }
  .split--flip .split__visual { order: -1; }
}

/* ---------- Spec table ---------- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  -webkit-overflow-scrolling: touch;
}
.spec-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 620px;
  font-size: 0.96rem;
}
.spec-table thead th {
  background: var(--surface-2);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: left;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.spec-table tbody td {
  padding: 15px 20px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}
.spec-table tbody tr:nth-child(even) { background: rgba(255,255,255,0.015); }
.spec-table tbody tr:hover { background: var(--accent-soft); }
.spec-table td:first-child {
  font-family: var(--font-mono);
  color: var(--text);
  font-weight: 500;
}
.spec-table .num { font-family: var(--font-mono); color: var(--text); }
.spec-table__note {
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--muted-2);
}

/* ---------- Joint variants / mini cards ---------- */
.mini-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.mini-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.mini-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.mini-card p { color: var(--muted); font-size: 0.95rem; }
@media (max-width: 620px) { .mini-cards { grid-template-columns: 1fr; } }

/* ---------- RAL swatches ---------- */
.swatches { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.swatch {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 8px 16px 8px 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
}
.swatch span {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  flex: none;
}

/* ---------- Tag list ---------- */
.tags { display: flex; flex-wrap: wrap; gap: 12px; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 16px;
}
.tag::before { content: '→ '; color: var(--accent); }

/* ---------- Gallery ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-grid figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--surface);
  cursor: pointer;
}
.gallery-grid img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.gallery-grid figure:hover img { transform: scale(1.07); }
.gallery-grid figure:nth-child(1) { grid-column: span 2; grid-row: span 2; }
@media (max-width: 820px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid figure:nth-child(1) { grid-column: span 2; grid-row: auto; }
}
@media (max-width: 520px) { .gallery-grid { grid-template-columns: 1fr; } }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(10,11,13,0.92);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 32px;
  cursor: zoom-out;
  backdrop-filter: blur(4px);
}
.lightbox.is-open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 88vh; border-radius: 8px; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.form-field { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 13px 16px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-field textarea { resize: vertical; min-height: 130px; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-note {
  font-size: 0.85rem;
  color: var(--muted-2);
  margin-top: 8px;
}
.info-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}
.info-block h3 { font-size: 1.15rem; margin-bottom: 20px; }
.info-item { margin-bottom: 18px; }
.info-item .label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
  display: block;
  margin-bottom: 4px;
}
.info-item .value { color: var(--text); }
@media (max-width: 820px) {
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  padding-block: 64px 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
}
.footer-brand .brand { margin-bottom: 18px; }
.footer-brand p { color: var(--muted); max-width: 38ch; }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 11px; }
.footer-col a, .footer-col li { color: var(--muted); transition: color 0.2s; }
.footer-col a:hover { color: var(--accent); }
.placeholder { color: var(--accent) !important; font-family: var(--font-mono); font-size: 0.85rem; }
.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted-2);
  font-size: 0.85rem;
  font-family: var(--font-mono);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  /* keep headline + CTA on top, render below and compact */
  .hero-copy { order: 0; }
  .hero-visual { order: 1; margin-top: 8px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 820px) {
  .site-nav {
    position: fixed;
    inset: 74px 0 auto 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--line);
    padding: 16px 24px 28px;
    transform: translateY(-120%);
    transition: transform 0.4s var(--ease);
    z-index: 50;
  }
  .site-nav.is-open { transform: translateY(0); }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav li { display: block; }
  .site-nav li:last-child a { border-bottom: none; }
  .site-nav a { display: block; width: 100%; padding: 15px 4px; font-size: 1rem; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-toggle { display: flex; }
  .header-phone { display: none; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .btn { width: 100%; justify-content: center; }
  .hero-actions { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-delay: 0s !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero-copy > *, .hero-visual { opacity: 1; transform: none; }
}