/* ============================================================
   X-MELL COMPANY LTD — DESIGN SYSTEM
   ============================================================ */

:root {
  --charcoal: #0e1116;
  --graphite: #1a1f26;
  --graphite-2: #232a33;
  --steel: #3d4653;
  --mist: #8a94a1;
  --cloud: #c6ccd4;
  --paper: #f6f7f8;
  --white: #ffffff;
  /* Brand red, from the X-Mell logo */
  --accent: #e02b20;
  --accent-deep: #b32219;
  --accent-ink: #b32219;
  --accent-strong: #c9241b;
  --accent-bright: #ff463b;
  --accent-on: #ffffff;
  --line: rgba(255, 255, 255, 0.08);
  --line-dark: rgba(14, 17, 22, 0.1);

  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow-card: 0 24px 60px -24px rgba(14, 17, 22, 0.45);
  --radius: 4px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--charcoal);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

::selection { background: var(--accent); color: var(--white); }

:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
}

/* Red CTAs: white ring on light bg, dark halo for visibility anywhere */
.btn-amber:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px rgba(14, 17, 22, 0.55);
}

/* Dark CTAs: white ring + charcoal halo for amber backgrounds */
.btn-dark:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px rgba(14, 17, 22, 0.9);
}

/* Mono annotation utility — drawing-sheet labels */
.eyebrow, .btn, .nav a, .hero-kicker, .hero-meta .trust, .stat .num, .stat .label,
.filter-btn, .proj-card .cat, .pd-meta .k, .cred .k, .contact-line .k,
.field label, .footer-col h4, .leader-card .role, .page-hero .crumbs,
.client-mark, .leader-photo .monogram, .footer-bottom .tag, .scroll-hint {
  font-family: var(--font-mono);
  font-weight: 500;
}

/* ---- Typography ---- */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.12; letter-spacing: -0.02em; }

.display-xl {
  font-size: clamp(2.4rem, 6.2vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.04;
}

.h2 {
  font-size: clamp(1.9rem, 3.6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.h3 { font-size: clamp(1.2rem, 1.8vw, 1.5rem); font-weight: 600; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-ink);
}
.dark .eyebrow, .graphite .eyebrow, .mining .eyebrow, .safety .eyebrow,
.leadership .eyebrow, .contact .eyebrow, .page-hero .eyebrow {
  color: var(--accent-bright);
}

.lead { font-size: clamp(1.02rem, 1.4vw, 1.2rem); color: var(--steel); }
.lead.on-dark { color: var(--cloud); }

.muted { color: var(--steel); }
.on-dark { color: var(--cloud); }
.on-dark .muted, .on-dark .lead { color: var(--mist); }

/* ---- Layout ---- */
.container { width: min(1240px, calc(100% - 3rem)); margin: 0 auto; }

section { padding: clamp(4.5rem, 9vw, 8.5rem) 0; }

.section-head { max-width: 780px; margin-bottom: clamp(2.5rem, 5vw, 4.5rem); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head .h2 { margin: 0.9rem 0 1rem; }

.dark { background: var(--charcoal); color: var(--white); }
.graphite { background: var(--graphite); color: var(--white); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 1.02rem 1.9rem;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background 0.25s var(--ease), color 0.25s var(--ease),
    border-color 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.btn svg { width: 15px; height: 15px; flex: none; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-amber,
.nav a.btn-amber {
  background: var(--accent);
  color: var(--accent-on);
}
.btn-amber:hover { background: var(--accent-strong); box-shadow: 0 14px 34px -12px rgba(224, 43, 32, 0.55); }

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--white);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn-dark {
  background: var(--charcoal);
  color: var(--white);
}
.btn-dark:hover { background: var(--graphite-2); box-shadow: 0 14px 34px -16px rgba(14, 17, 22, 0.6); }

.btn-outline-dark {
  border-color: rgba(14, 17, 22, 0.25);
  color: var(--charcoal);
  background: transparent;
}
.btn-outline-dark:hover { border-color: var(--charcoal); background: var(--charcoal); color: var(--white); }

/* Skip link — first focusable element for keyboard users */
/* Screen-reader-only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 200;
  padding: 0.9rem 1.4rem;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: top 0.2s var(--ease);
}
.skip-link:focus, .skip-link.focused { top: 1rem; }

/* ---- Header ---- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(14, 17, 22, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.06em;
}
.brand-logo {
  width: 64px;
  height: 41px;
  display: grid;
  place-items: center;
  background: var(--white);
  border-radius: var(--radius);
  padding: 3px 4px;
  flex: none;
}
.brand-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.06em;
}
.brand small {
  display: block;
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--mist);
  text-transform: uppercase;
}

.nav { display: flex; align-items: center; gap: clamp(1.1rem, 2vw, 2rem); }
.nav a {
  position: relative;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.78);
  padding: 6px 0;
  transition: color 0.2s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.nav a:hover, .nav a.active { color: var(--white); }
.nav a:hover::after, .nav a.active::after { width: 100%; }



/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 46px;
  height: 46px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
  padding: 0 11px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--white);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease), width 0.3s var(--ease);
  width: 100%;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; width: 60%; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Mobile nav */
@media (max-width: 1020px) {
  .nav {
    position: fixed;
    inset: 76px 0 0 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--charcoal);
    padding: 2rem clamp(1.5rem, 6vw, 3rem) 3rem;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease);
    overflow-y: auto;
  }
  .nav.open { transform: translateX(0); }
  .nav a {
    font-size: 1.15rem;
    letter-spacing: 0.08em;
    padding: 1.1rem 0;
    width: 100%;
    border-bottom: 1px solid var(--line);
  }
  .nav a::after { display: none; }
  .nav .nav-cta { margin-top: 2rem; }
  .nav-toggle { display: flex; }
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: 0;
  color: var(--white);
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-bg img, .hero-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(14, 17, 22, 0.72) 0%, rgba(14, 17, 22, 0.25) 45%, rgba(14, 17, 22, 0.92) 100%),
    radial-gradient(120% 90% at 15% 80%, rgba(14, 17, 22, 0.55), transparent 60%);
}
/* Drawing-sheet border frame with corner registration marks */
.hero-frame {
  position: absolute;
  inset: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  pointer-events: none;
  z-index: 1;
}
.hero-frame::before, .hero-frame::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 24px;
}
.hero-frame::before { top: -1px; left: -1px; border-top: 2px solid var(--accent); border-left: 2px solid var(--accent); }
.hero-frame::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--accent); border-right: 2px solid var(--accent); }
@media (max-width: 760px) { .hero-frame { inset: 1.1rem; } }

.hero-bg img { animation: heroZoom 14s var(--ease) forwards; }
@keyframes heroZoom {
  from { transform: scale(1.08); }
  to { transform: scale(1); }
}

.hero-inner {
  width: min(1240px, calc(100% - 3rem));
  margin: 0 auto;
  padding: 10rem 0 4.5rem;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cloud);
}
.hero-kicker .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: 0.35; } }

.hero h1 { margin: 1.6rem 0 1.4rem; max-width: 16ch; }
.hero h1 .accent { color: var(--accent); }
.hero-sub { max-width: 620px; font-size: clamp(1rem, 1.4vw, 1.18rem); color: var(--cloud); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.4rem; }

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 2.2rem;
  margin-top: 3.4rem;
  padding-top: 1.8rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.hero-meta .trust {
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.hero-meta .loc {
  font-size: 0.8rem;
  color: var(--mist);
  letter-spacing: 0.04em;
}

.scroll-hint {
  position: absolute;
  right: clamp(1.5rem, 4vw, 3.5rem);
  bottom: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--mist);
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}
.scroll-hint .line {
  width: 1px;
  height: 64px;
  background: rgba(255, 255, 255, 0.25);
  position: relative;
  overflow: hidden;
}
.scroll-hint .line::after {
  content: "";
  position: absolute;
  top: -40%;
  left: 0;
  width: 100%;
  height: 40%;
  background: var(--accent);
  animation: scrollLine 2.2s var(--ease) infinite;
}
@keyframes scrollLine {
  0% { top: -40%; }
  100% { top: 110%; }
}

/* ---- Stats strip ---- */
.stats {
  position: relative;
  z-index: 5;
  background: var(--accent);
  color: var(--white);
  padding: 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat {
  padding: clamp(2rem, 4vw, 3.2rem) clamp(1.2rem, 3vw, 2.6rem);
  border-left: 1px solid rgba(255, 255, 255, 0.22);
}
.stat:first-child { border-left: none; }
.stat .num {
  font-size: clamp(2rem, 4vw, 3.1rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1;
}
.stat .num sup { font-size: 0.45em; top: -0.7em; }
.stat .label {
  margin-top: 0.7rem;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #ffffff;
}

/* ---- About split ---- */
.about-media { position: relative; }
.about-media img {
  width: 100%;
  height: clamp(380px, 52vw, 620px);
  object-fit: cover;
  border-radius: var(--radius);
}
.about-badge {
  position: absolute;
  right: 2rem;
  bottom: 2rem;
  background: var(--charcoal);
  color: var(--white);
  padding: 1.4rem 1.7rem 1.3rem;
  border-radius: var(--radius);
  min-width: 280px;
}
/* Dimension line: EST. 2018 |————| PRESENT */
.dim-line {
  position: relative;
  display: flex;
  justify-content: space-between;
  border-top: 1px solid rgba(224, 43, 32, 0.75);
  padding-top: 8px;
  margin-bottom: 0.9rem;
}
.dim-line::before, .dim-line::after {
  content: "";
  position: absolute;
  top: -6px;
  width: 1px;
  height: 12px;
  background: var(--accent);
}
.dim-line::before { left: 0; }
.dim-line::after { right: 0; }
.dim-line span {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  color: var(--accent);
}
.about-badge strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 2.3rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1;
}
.about-badge .badge-caption {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}
.about-copy p + p { margin-top: 1.1rem; }
.about-copy .h2 { margin: 0.9rem 0 1.4rem; }
.about-cta { margin-top: 2.2rem; }

/* ---- Why cards ---- */
.why-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line-dark);
  padding: 2.4rem 2rem;
  border-radius: var(--radius);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
  overflow: hidden;
}
.why-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
  border-color: transparent;
}
.why-card:hover::before { transform: scaleX(1); }
.why-card .icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  background: var(--charcoal);
  color: var(--accent);
  border-radius: var(--radius);
  margin-bottom: 1.6rem;
}
.why-card .icon svg { width: 24px; height: 24px; }
.why-card h3 { margin-bottom: 0.7rem; }
.why-card p { color: var(--steel); font-size: 0.95rem; }

/* ---- Services ---- */
.services { background: var(--white); }
.svc-list { border-top: 1px solid var(--line-dark); }
.svc-row {
  display: grid;
  grid-template-columns: 24px 1.1fr 1.6fr auto;
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: center;
  padding: clamp(1.6rem, 3vw, 2.4rem) 0.5rem;
  border-bottom: 1px solid var(--line-dark);
  position: relative;
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}
.svc-row:hover { background: var(--paper); transform: translateX(8px); }
/* Legend square — services are disciplines, not a sequence */
.svc-row .legend {
  width: 13px;
  height: 13px;
  background: var(--accent);
  justify-self: start;
}
.svc-row h3 { font-size: clamp(1.15rem, 1.8vw, 1.5rem); font-weight: 600; }
.svc-row p { color: var(--steel); font-size: 0.94rem; max-width: 62ch; }
.svc-row .arrow {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  color: var(--charcoal);
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.svc-row:hover .arrow { background: var(--accent); border-color: var(--accent); transform: rotate(-45deg); }
.svc-row .arrow svg { width: 16px; height: 16px; }

/* ---- Mining section ---- */
.mining { position: relative; isolation: isolate; overflow: hidden; }
.mining-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.mining-bg img { width: 100%; height: 100%; object-fit: cover; }
.mining-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(10, 12, 15, 0.96) 30%, rgba(10, 12, 15, 0.78) 60%, rgba(10, 12, 15, 0.55));
}
.mining-inner { position: relative; }
.mining .h2 { color: var(--white); }
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 3rem;
}
.cap {
  background: rgba(14, 17, 22, 0.82);
  backdrop-filter: blur(6px);
  padding: 1.5rem 1.6rem;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--cloud);
  transition: background 0.3s var(--ease), color 0.3s var(--ease);
}
.cap:hover { background: var(--charcoal); color: var(--white); }
.cap .tick {
  width: 20px; height: 20px;
  flex: none;
  display: grid;
  place-items: center;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 50%;
}
.cap .tick svg { width: 11px; height: 11px; }
.mining-cta { margin-top: 3rem; }

/* ---- Workforce ---- */
.workforce { background: var(--white); }
.chips { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2.4rem; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 0.8rem 1.3rem;
  background: var(--paper);
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--charcoal);
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.chip:hover { background: var(--charcoal); color: var(--white); border-color: var(--charcoal); transform: translateY(-2px); }
.chip .tick {
  width: 18px; height: 18px;
  display: grid; place-items: center;
  background: var(--accent);
  color: var(--white);
  border-radius: 50%;
  flex: none;
}
.chip .tick svg { width: 10px; height: 10px; }
.wf-note {
  margin-top: 2.6rem;
  padding: 1.6rem 1.8rem;
  background: var(--charcoal);
  color: var(--cloud);
  border-left: 4px solid var(--accent);
  max-width: 760px;
  font-size: 0.95rem;
}

/* ---- Projects ---- */
.projects { background: var(--paper); padding-bottom: clamp(6rem, 10vw, 9rem); }
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.6rem;
}
.filter-btn {
  min-height: 44px;
  padding: 0.66rem 1.3rem;
  background: transparent;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
  transition: all 0.25s var(--ease);
}
.filter-btn:hover { border-color: var(--charcoal); color: var(--charcoal); }
.filter-btn.active { background: var(--charcoal); border-color: var(--charcoal); color: var(--accent); }

.proj-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 10px;
  gap: 1.5rem;
}
.proj-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--charcoal);
  cursor: pointer;
  min-height: 380px;
  grid-row: span 4;
  display: block;
}
.proj-card.tall { min-height: 460px; grid-row: span 6; }
.proj-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease), opacity 0.7s var(--ease);
  opacity: 0.9;
}
.proj-card:hover img { transform: scale(1.06); opacity: 1; }
.proj-card .veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14,17,22,0.08) 30%, rgba(14,17,22,0.88) 100%);
}
.proj-card .body {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.7rem;
  color: var(--white);
}
.proj-card .cat {
  display: inline-block;
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
}
.proj-card h3 { font-size: 1.22rem; margin-bottom: 0.35rem; }
.proj-card .loc {
  font-size: 0.78rem;
  color: var(--mist);
  display: flex;
  align-items: center;
  gap: 6px;
}
.proj-card .loc svg { width: 12px; height: 12px; color: var(--accent); }
.proj-card .desc {
  font-size: 0.85rem;
  color: var(--cloud);
  margin-top: 0.7rem;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.45s var(--ease), opacity 0.45s var(--ease);
}
.proj-card:hover .desc, .proj-card:focus-within .desc { max-height: 120px; opacity: 1; }
.proj-card .more {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  background: rgba(14, 17, 22, 0.65);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  color: var(--white);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease);
}
.proj-card:hover .more, .proj-card:focus-within .more { opacity: 1; transform: translateY(0); }
.proj-card .more:hover { background: var(--accent); color: var(--white); }
.proj-card .more svg { width: 15px; height: 15px; }
.proj-card.hidden { display: none; }

@media (hover: none) {
  .proj-card .desc { max-height: 120px; opacity: 1; }
  .proj-card .more { display: none; }
}

/* ---- Services detail page ---- */
.sheet-index {
  background: var(--charcoal);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line-dark);
  padding: 0.9rem 0;
}
.sheet-index-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.8rem;
}
.sheet-index a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
  padding: 0.45rem 0;
  transition: color 0.2s;
}
.sheet-index a:hover { color: var(--accent); }
.sheet-index .legend {
  width: 10px;
  height: 10px;
  background: var(--accent);
  flex: none;
}

.svc-detail { padding: clamp(4rem, 8vw, 7rem) 0; }
.svc-detail.alt { background: var(--white); }
.svc-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.svc-detail.alt .svc-detail-grid > .svc-media { order: -1; }
.svc-detail.alt .svc-detail-grid > .svc-copy { order: 0; }
.svc-media img {
  width: 100%;
  height: clamp(300px, 40vw, 480px);
  object-fit: cover;
  border-radius: var(--radius);
}
.svc-copy .h2 { margin: 0.9rem 0 1.2rem; }
.svc-points {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.8rem;
}
.svc-points li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--charcoal);
}
.svc-points .tick {
  width: 20px;
  height: 20px;
  flex: none;
  display: grid;
  place-items: center;
  background: var(--charcoal);
  color: var(--accent);
  border-radius: 50%;
}
.svc-points .tick svg { width: 11px; height: 11px; }
.svc-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.4rem;
  margin-top: 2.2rem;
}
.link-more {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
  transition: color 0.2s;
}
.link-more:hover { color: var(--accent-ink); }

@media (max-width: 860px) {
  .svc-detail-grid { grid-template-columns: 1fr; }
  .svc-detail.alt .svc-detail-grid > .svc-media { order: -1; }
  .svc-media img { height: 260px; }
}

/* ---- Lightbox ---- */
.lightbox[hidden] { display: none; }
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(10, 12, 15, 0.94);
  display: flex;
  flex-direction: column;
  padding: clamp(0.8rem, 2.5vw, 2rem);
}
.lb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.8rem;
  flex: none;
}
.lb-counter {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}
.lb-zoom-hint {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
  opacity: 0.75;
}
.lb-zoom-hint .lb-key {
  display: inline-block;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 3px;
  padding: 0.1em 0.45em;
  margin-right: 0.35em;
}
.lb-actions { display: flex; gap: 0.6rem; }
.lb-btn {
  min-width: 44px;
  min-height: 44px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  color: var(--white);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}
.lb-btn:hover { background: var(--accent); border-color: var(--accent); color: var(--white); }
.lb-btn svg { width: 18px; height: 18px; }
.lb-stage {
  flex: 1;
  min-height: 0;
  position: relative;
  display: grid;
  place-items: center;
}
.lb-stage img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--radius);
  cursor: zoom-in;
  transition: transform 0.25s var(--ease);
}
.lb-stage img.zoomed {
  cursor: zoom-out;
  transform: scale(1.85);
  transform-origin: var(--zx, 50%) var(--zy, 50%);
}
.lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(14, 17, 22, 0.6);
  backdrop-filter: blur(6px);
}
.lb-nav:hover { transform: translateY(-50%) scale(1.06); }
.lb-prev { left: 0.6rem; }
.lb-next { right: 0.6rem; }
.lb-caption {
  flex: none;
  margin-top: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
  text-align: center;
}
@media (max-width: 640px) {
  .lb-zoom-hint { display: none; }
  .lb-prev { left: 0.2rem; }
  .lb-next { right: 0.2rem; }
}
@media (prefers-reduced-motion: reduce) {
  .lightbox { transition: none; }
  .lb-stage img, .lb-btn { transition: none; }
}

/* ---- Safety ---- */
.safety { position: relative; isolation: isolate; padding-top: clamp(6rem, 10vw, 9rem); }
.safety-bg { position: absolute; inset: 0; z-index: -1; }
.safety-bg img { width: 100%; height: 100%; object-fit: cover; }
.safety-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10,12,15,0.97) 20%, rgba(10,12,15,0.85) 55%, rgba(10,12,15,0.6));
}
.safety-inner { max-width: 640px; }
.safety-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem 2rem;
  margin-top: 2.4rem;
}
.safety-points li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--cloud);
}
.safety-points .tick {
  width: 20px; height: 20px;
  flex: none;
  display: grid;
  place-items: center;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 50%;
}
.safety-points .tick svg { width: 11px; height: 11px; }
.safety-statement {
  margin-top: 3rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--accent);
  text-transform: uppercase;
  line-height: 1.15;
}

/* ---- Environment ---- */
.environment { background: var(--white); }
.env-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.env-media { position: relative; }
.env-media img {
  width: 100%;
  height: clamp(360px, 46vw, 560px);
  object-fit: cover;
  border-radius: var(--radius);
}
.env-points { margin-top: 2.2rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem 1.8rem; }
.env-points li { display: flex; align-items: center; gap: 12px; font-size: 0.92rem; font-weight: 600; }
.env-points .tick {
  width: 20px; height: 20px; flex: none;
  display: grid; place-items: center;
  background: var(--charcoal);
  color: var(--accent);
  border-radius: 50%;
}
.env-points .tick svg { width: 11px; height: 11px; }
.env-statement {
  margin-top: 2.6rem;
  padding: 1.6rem 1.9rem;
  background: var(--paper);
  border-left: 4px solid var(--accent);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--charcoal);
}

/* ---- Mission / Vision ---- */
.mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); }
.mission-block .eyebrow { margin-bottom: 1.4rem; }
.mission-block blockquote {
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  font-weight: 600;
  line-height: 1.5;
  color: var(--white);
  border-left: 3px solid var(--accent);
  padding-left: 1.6rem;
}
.vision-list { display: grid; gap: 0.95rem; margin-top: 0.4rem; }
.vision-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 1rem 1.3rem;
  background: var(--graphite);
  border: 1px solid var(--line);
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--cloud);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.vision-list li:hover { border-color: rgba(224, 43, 32, 0.5); transform: translateX(4px); }
.vision-list .tick {
  width: 22px; height: 22px; flex: none;
  display: grid; place-items: center;
  background: var(--accent);
  color: var(--white);
  border-radius: 50%;
}
.vision-list .tick svg { width: 12px; height: 12px; }

/* ---- Values ---- */
.values { background: var(--white); padding: clamp(4rem, 8vw, 7.5rem) 0; }
.value-row {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(1rem, 4vw, 4rem);
  align-items: baseline;
  padding: clamp(1.8rem, 3.4vw, 2.8rem) 0;
  border-bottom: 1px solid var(--line-dark);
  transition: transform 0.3s var(--ease);
}
.value-row:first-child { border-top: 1px solid var(--line-dark); }
.value-row:hover { transform: translateX(8px); }
.value-row h3 {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--charcoal);
  transition: color 0.3s var(--ease);
}
.value-row:hover h3 { color: var(--accent-ink); }
.value-row p { color: var(--steel); font-size: 1rem; max-width: 46ch; }

/* ---- Facebook feed ---- */
.fb-feed { background: var(--paper); }
.fb-frame {
  display: grid;
  grid-template-columns: minmax(0, 500px) 1fr;
  gap: 2.5rem;
  align-items: start;
}
.fb-plugin-wrap {
  background: var(--white);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 0.6rem;
}
.fb-plugin-wrap iframe {
  display: block;
  width: 100%;
  max-width: 500px;
  border-radius: 2px;
}
.fb-aside {
  display: grid;
  gap: 1.4rem;
  align-content: start;
  padding-top: 0.4rem;
}
.fb-note .k {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: 0.5rem;
}
.fb-note .v {
  color: var(--steel);
  line-height: 1.65;
  max-width: 34rem;
}
@media (max-width: 900px) {
  .fb-frame { grid-template-columns: 1fr; }
  .fb-plugin-wrap { justify-self: center; width: 100%; max-width: 500px; }
}

/* ---- Clients ---- */
.clients { background: var(--paper); }
.client-logos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}
.client {
  background: var(--white);
  min-height: 150px;
  display: grid;
  place-items: center;
  padding: 1.6rem;
  text-align: center;
  transition: background 0.3s var(--ease);
}
.client:hover { background: var(--charcoal); }
.client:hover .client-name, .client:hover .client-sub { color: var(--white); }
.client:hover .client-mark { background: var(--accent); color: var(--white); }
.client-mark {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border: 2px solid var(--charcoal);
  color: var(--charcoal);
  font-weight: 600;
  border-radius: var(--radius);
  margin: 0 auto 1rem;
  font-size: 0.9rem;
  transition: all 0.3s var(--ease);
}
.client-name { font-family: var(--font-display); font-weight: 600; font-size: 0.95rem; transition: color 0.3s var(--ease); }
.client-sub { font-size: 0.74rem; color: var(--steel); margin-top: 0.3rem; transition: color 0.3s var(--ease); }

/* ---- Leadership ---- */
.leadership { background: var(--charcoal); }
.leader-card { position: relative; }
.leader-photo {
  position: relative;
  aspect-ratio: 3 / 3.4;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--graphite);
  display: grid;
  place-items: center;
}
.leader-photo .monogram {
  font-size: clamp(2.6rem, 4vw, 3.6rem);
  font-weight: 600;
  color: var(--graphite-2);
  letter-spacing: 0.04em;
  user-select: none;
}
.leader-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(14, 17, 22, 0.85));
}
.leader-card h3 { color: var(--white); margin-top: 1.2rem; font-size: 1.08rem; }
.leader-card .role {
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 0.35rem;
}

/* ---- Credentials ---- */
.cred-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.cred {
  background: var(--graphite);
  padding: 1.8rem;
}
.cred .k {
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 0.55rem;
}
.cred .v { font-size: 0.98rem; font-weight: 700; color: var(--white); }
.cred .v small { display: block; font-weight: 500; color: var(--mist); font-size: 0.84rem; margin-top: 0.2rem; }

/* ---- Contact ---- */
.contact { background: var(--charcoal); color: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(2.5rem, 6vw, 6rem); }
.contact-info .h2 { color: var(--white); margin: 0.9rem 0 1.2rem; }
.contact-lines { margin-top: 2.4rem; display: grid; gap: 1.6rem; }
.contact-line { display: flex; gap: 16px; align-items: flex-start; }
.contact-line .icon {
  width: 44px; height: 44px;
  flex: none;
  display: grid; place-items: center;
  background: var(--graphite);
  border: 1px solid var(--line);
  color: var(--accent);
  border-radius: var(--radius);
}
.contact-line .icon svg { width: 18px; height: 18px; }
.contact-line .k {
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 0.3rem;
}
.contact-line .v { font-weight: 700; color: var(--white); }
.contact-line .v a:hover { color: var(--accent); }
.contact-line .v span { display: block; font-weight: 500; color: var(--cloud); }

.contact-form {
  background: var(--graphite);
  border: 1px solid var(--line);
  padding: clamp(1.8rem, 3.4vw, 2.8rem);
  border-radius: var(--radius);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field { display: flex; flex-direction: column; gap: 0.45rem; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}
.field input, .field select, .field textarea {
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.9rem 1rem;
  background: var(--charcoal);
  border: 1px solid var(--line);
  color: var(--white);
  border-radius: var(--radius);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  width: 100%;
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238a94a1' stroke-width='2.4'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(224, 43, 32, 0.18);
}
.field textarea { resize: vertical; min-height: 120px; }
.form-footer { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin-top: 0.4rem; }
.form-note { font-size: 0.78rem; color: var(--mist); }
.field-error { font-size: 0.78rem; color: #ff6b5e; min-height: 0; display: block; }
.field-error:empty { display: none; }
.form-status { font-size: 0.85rem; font-weight: 600; color: var(--accent-bright); display: none; }
.form-status.show { display: block; }
.error-summary { font-size: 0.85rem; font-weight: 600; color: #ff6b5e; display: none; }
.error-summary.show { display: block; }

/* WhatsApp float */
.wa-float {
  position: fixed;
  right: 1.4rem;
  bottom: 1.4rem;
  z-index: 90;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  background: #22c15e;
  color: var(--white);
  border-radius: 50%;
  box-shadow: 0 12px 30px -8px rgba(34, 193, 94, 0.55);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.wa-float:hover { transform: translateY(-4px) scale(1.05); }
.wa-float svg { width: 27px; height: 27px; }

/* ---- CTA band ---- */
.cta-band { background: var(--accent); color: var(--white); padding: clamp(3rem, 6vw, 4.5rem) 0; }
.cta-band-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.cta-band .h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); max-width: 18ch; }
.cta-band .btn-dark { background: var(--charcoal); }
.cta-band .btn-dark:hover { background: var(--white); color: var(--charcoal); }

/* ---- Footer ---- */
.site-footer { background: var(--charcoal); color: var(--cloud); padding: clamp(3.5rem, 7vw, 6rem) 0 0; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: clamp(2rem, 4vw, 4rem);
  padding-bottom: 3.5rem;
}
.footer-brand .brand { margin-bottom: 1.2rem; }
.footer-brand p { font-size: 0.92rem; color: var(--mist); max-width: 30ch; }
.footer-social {
  display: flex;
  gap: 0.7rem;
  margin-top: 1.4rem;
}
.footer-social a {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: var(--graphite);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--cloud);
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.footer-social a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--charcoal);
  transform: translateY(-2px);
}
.footer-social svg { width: 18px; height: 18px; }
.footer-col h4 {
  color: var(--white);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.3rem;
}
.footer-col ul { display: grid; gap: 0.7rem; }
.footer-col a, .footer-col li span {
  font-size: 0.9rem;
  color: var(--mist);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding: 1.6rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--mist);
}
.footer-bottom .tag { letter-spacing: 0.14em; text-transform: uppercase; font-weight: 700; }

/* ---- Page hero (inner pages) ---- */
.page-hero {
  position: relative;
  padding: 11rem 0 5.5rem;
  background: var(--charcoal);
  color: var(--white);
  overflow: hidden;
  isolation: isolate;
}
.page-hero .hero-bg { z-index: -1; }
.page-hero .hero-bg::after {
  background: linear-gradient(180deg, rgba(14,17,22,0.8), rgba(14,17,22,0.92));
}
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 700; letter-spacing: -0.03em; max-width: 20ch; }
.page-hero .crumbs {
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 1.4rem;
}
.page-hero .crumbs a { color: var(--accent); }
.page-hero .crumbs a:hover { color: var(--white); }

/* ---- Project detail ---- */
.pd-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 3.2rem;
}
.pd-meta > div { background: var(--graphite); padding: 1.4rem 1.5rem; }
.pd-meta .k {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 0.4rem;
}
.pd-meta .v { font-weight: 700; font-size: 0.95rem; }

.pd-body { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(2.5rem, 6vw, 5.5rem); }
.pd-body .h2 { margin-bottom: 1.4rem; }
.pd-body p + p { margin-top: 1rem; }
.pd-side {
  background: var(--paper);
  border: 1px solid var(--line-dark);
  padding: 2rem;
  border-radius: var(--radius);
  height: fit-content;
  position: sticky;
  top: 100px;
}
.pd-side h3 { font-size: 1.05rem; margin-bottom: 1.2rem; }
.pd-side ul { display: grid; gap: 0.7rem; }
.pd-side li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--steel);
}
.pd-side .tick {
  width: 18px; height: 18px; flex: none;
  display: grid; place-items: center;
  background: var(--charcoal);
  color: var(--accent);
  border-radius: 50%;
}
.pd-side .tick svg { width: 10px; height: 10px; }
.pd-side .btn { width: 100%; justify-content: center; margin-top: 1.6rem; }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 4rem; }
.gallery-item {
  padding: 0;
  border: none;
  background: none;
  cursor: zoom-in;
  display: block;
  border-radius: var(--radius);
}
.gallery-item:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
.gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.gallery-item:hover img { transform: translateY(-4px); box-shadow: var(--shadow-card); }

/* ---- Reveal animations ---- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: var(--d, 0ms);
}
.reveal.in { opacity: 1; transform: none; }
.reveal-left { opacity: 0; transform: translateX(-32px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); transition-delay: var(--d, 0ms); }
.reveal-left.in { opacity: 1; transform: none; }
.reveal-right { opacity: 0; transform: translateX(32px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); transition-delay: var(--d, 0ms); }
.reveal-right.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal, .reveal-left, .reveal-right { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---- Responsive ---- */
@media (max-width: 1020px) {
  .grid-3, .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-4, .stats-grid, .client-logos, .cred-grid, .pd-meta { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: none; }
  .stat { border-top: 1px solid rgba(255, 255, 255, 0.22); }
  .stat:nth-child(-n+2) { border-top: none; }
  .proj-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: auto; }
  .proj-card, .proj-card.tall { min-height: 340px; grid-row: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .pd-body { grid-template-columns: 1fr; }
  .pd-side { position: static; }
}

@media (max-width: 760px) {
  section { padding: 3.8rem 0; }
  .projects { padding-bottom: 5.5rem; }
  .safety { padding-top: 5.5rem; }
  .grid-2, .env-grid, .mission-grid { grid-template-columns: 1fr; }
  .grid-3, .cap-grid, .safety-points, .env-points { grid-template-columns: 1fr 1fr; }
  .grid-4, .stats-grid { grid-template-columns: 1fr 1fr; }
  .svc-row { grid-template-columns: 1fr; gap: 0.6rem; }
  .svc-row .legend { display: none; }
  .svc-row .arrow { display: none; }
  .proj-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .about-media img { height: 320px; }
  .about-badge { position: static; max-width: none; margin-top: -6px; }
  .env-media { order: -1; }
  .client-logos { grid-template-columns: 1fr 1fr; }
  .client { min-height: 120px; }
  .scroll-hint { display: none; }
  .hero-inner { padding: 8rem 0 3.5rem; }
  .gallery { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2.2rem; }
}

@media (max-width: 480px) {
  .container { width: calc(100% - 2.2rem); }
  .grid-3, .cap-grid, .safety-points, .env-points, .client-logos { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat { border-left: none; border-top: 1px solid rgba(255, 255, 255, 0.22); }
  .stat:first-child { border-top: none; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .pd-meta { grid-template-columns: 1fr; }
  .cred-grid { grid-template-columns: 1fr; }
}