/* =========================================================
   GEOTECNIOS — Laboratorio e Ingeniería
   Archetype: Dark Technical / Engineering
   Palette: deep steel-blue + amber signaling accent (logo)
   ========================================================= */

:root {
  /* Base — deep warm steel, never pure black */
  --bg:        #0b0f14;
  --bg-2:      #0f141b;
  --bg-3:      #141b24;   /* cards */
  --bg-4:      #1a232e;   /* hover cards */

  /* Ink — cool near-white, never #fff */
  --ink:       #eef2f6;
  --ink-2:     #c2ccd6;
  --mute:      #8a98a6;
  --dim:       #5d6b7a;

  /* Accent — amber/orange from the logo */
  --accent:    #f2701f;
  --accent-2:  #f7a531;
  --accent-d:  #d8541a;
  --grad:      linear-gradient(120deg, #f0531e 0%, #f7a531 100%);

  /* Technical secondary (sparingly) */
  --steel:     #4cc6e0;

  --line:      rgba(238,242,246,0.09);
  --line-2:    rgba(238,242,246,0.16);

  --maxw: 1200px;
  --ease: cubic-bezier(.22,.61,.36,1);
  --ease-out: cubic-bezier(.16,1,.3,1);

  --serif: 'Space Grotesk', system-ui, sans-serif;
  --sans:  'Inter', system-ui, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;
}

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

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

.mono { font-family: var(--mono); font-feature-settings: "tnum" 1; }
.container { width: min(100% - 2.6rem, var(--maxw)); margin-inline: auto; }

/* ---------- Selection ---------- */
::selection { background: var(--accent); color: #1a0d04; }

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--mono);
  font-size: .82rem; font-weight: 500; letter-spacing: .02em;
  padding: .92rem 1.5rem;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .35s var(--ease-out), background .3s var(--ease), color .3s, box-shadow .3s, border-color .3s;
  will-change: transform;
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad);
  color: #1c0f04;
  font-weight: 600;
  box-shadow: 0 6px 24px -10px rgba(242,112,31,.7);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 34px -10px rgba(242,112,31,.85); }
.btn-ghost {
  background: transparent; color: var(--ink);
  border-color: var(--line-2);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-2); transform: translateY(-2px); }
.btn-lg { padding: 1.1rem 2rem; font-size: .9rem; }

/* =========================================================
   SPLASH
   ========================================================= */
.splash {
  position: fixed; inset: 0; z-index: 1000;
  background: var(--bg);
  display: grid; place-items: center;
  transition: opacity .7s var(--ease), clip-path .8s var(--ease);
  animation: splashSafety .01s 4.5s forwards;
}
.splash.is-out {
  opacity: 0; pointer-events: none;
  clip-path: inset(0 0 100% 0);
}
@keyframes splashSafety { to { opacity: 0; pointer-events: none; clip-path: inset(0 0 100% 0); } }
.splash-inner { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.splash-mark { animation: floatY 2.4s ease-in-out infinite; }
@keyframes floatY { 50% { transform: translateY(-6px); } }
.splash-word {
  font-family: var(--mono); font-weight: 600;
  letter-spacing: .42em; font-size: .8rem; padding-left: .42em;
  color: var(--ink-2);
}
.splash-bar { width: 140px; height: 2px; background: var(--line-2); overflow: hidden; border-radius: 2px; }
.splash-bar i { display: block; height: 100%; width: 40%; background: var(--grad); animation: loadbar 1.2s var(--ease) infinite; }
@keyframes loadbar { 0% { transform: translateX(-120%);} 100% { transform: translateX(360%);} }

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; gap: 1.5rem;
  padding: 1.1rem clamp(1.3rem, 4vw, 3rem);
  transition: background .4s var(--ease), backdrop-filter .4s, border-color .4s, padding .4s;
  border-bottom: 1px solid transparent;
}
.nav.is-solid {
  background: rgba(11,15,20,.82);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line);
  padding-block: .8rem;
}
.nav-logo { display: flex; align-items: center; gap: .6rem; }
.nav-logo-img { height: 32px; width: auto; display: block; }
.nav.is-solid .nav-logo-img { height: 30px; }
.nav-links { display: flex; gap: 1.6rem; margin-left: auto; }
.nav-links a {
  font-family: var(--mono); font-size: .8rem; color: var(--ink-2);
  position: relative; padding: .2rem 0; transition: color .25s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1px; width: 0;
  background: var(--accent); transition: width .3s var(--ease-out);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { width: 100%; }
.nav-cta { margin-left: .4rem; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; margin-left: auto; }
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); transition: transform .3s var(--ease), opacity .3s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 99;
  background: var(--bg-2);
  display: flex; flex-direction: column; justify-content: center; gap: 1.4rem;
  padding: 2rem clamp(1.5rem, 8vw, 4rem);
  transform: translateY(-100%);
  transition: transform .5s var(--ease);
}
.mobile-menu.is-open { transform: translateY(0); }
.mobile-menu nav { display: flex; flex-direction: column; gap: 1.1rem; }
.mobile-menu a { font-family: var(--serif); font-size: 1.8rem; font-weight: 600; }
.mobile-menu .btn { align-self: flex-start; margin-top: 1rem; }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 8rem clamp(1.3rem, 4vw, 3rem) 4rem;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover; object-position: center 35%;
  opacity: .64; filter: grayscale(.4) contrast(1.08) brightness(.64) saturate(1.05);
  transform: scale(1.06);
  animation: heroZoom 18s ease-in-out infinite alternate;
}
@keyframes heroZoom { to { transform: scale(1.14); } }
/* Duotone steel→amber tint over the photo (subtle, keeps the photo readable) */
.hero-duo {
  position: absolute; inset: 0; mix-blend-mode: color; opacity: .5;
  background: linear-gradient(125deg, #11202e 0%, #5a3a1f 58%, #f2701f 125%);
}
.hero-tint {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(11,15,20,.45) 0%, rgba(11,15,20,.35) 35%, var(--bg) 100%),
    linear-gradient(90deg, var(--bg) 2%, rgba(11,15,20,.28) 55%, rgba(11,15,20,.55) 100%);
}
.hero-grid {
  position: absolute; inset: -2px; z-index: 1; pointer-events: none;
  background-image:
    linear-gradient(var(--line-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-2) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: radial-gradient(130% 100% at 28% 32%, #000 18%, transparent 78%);
  -webkit-mask-image: radial-gradient(130% 100% at 28% 32%, #000 18%, transparent 78%);
  opacity: .9;
  animation: gridDrift 24s linear infinite;
}
@keyframes gridDrift { to { background-position: 58px 58px; } }
.hero-glow {
  position: absolute; z-index: 1; pointer-events: none;
  width: 62vw; height: 62vw; max-width: 760px; max-height: 760px;
  left: var(--gx, 32%); top: var(--gy, 42%);
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(242,112,31,.34) 0%, rgba(247,165,49,.12) 36%, transparent 66%);
  filter: blur(26px);
  transition: left .5s var(--ease-out), top .5s var(--ease-out);
}
.hero-grain {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: .06; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero-inner { position: relative; z-index: 3; width: min(100%, var(--maxw)); margin-inline: auto; padding-block: 1rem; }

/* Engineering corner brackets */
.hero-bracket { position: absolute; width: 26px; height: 26px; pointer-events: none; opacity: 0; animation: fadeIn .8s var(--ease-out) 1.7s forwards; }
.hero-bracket--tl { top: -1.4rem; left: -1.2rem; border-top: 1px solid var(--accent); border-left: 1px solid var(--accent); }
.hero-bracket--br { bottom: -1.4rem; right: -1.2rem; border-bottom: 1px solid var(--accent); border-right: 1px solid var(--accent); }
@keyframes fadeIn { to { opacity: .7; } }

/* Hero intro animations (pure CSS, no JS dependency) */
.hero-anim { opacity: 0; transform: translateY(22px); animation: heroUp .9s var(--ease-out) var(--delay, 0s) forwards; }
@keyframes heroUp { to { opacity: 1; transform: none; } }
.hero-title .line { display: block; overflow: hidden; padding-bottom: .04em; }
.hero-title .line-in { display: block; transform: translateY(112%); animation: heroRise 1s var(--ease-out) var(--delay, 0s) forwards; }
@keyframes heroRise { to { transform: none; } }

.kicker {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--mono); font-size: .76rem; letter-spacing: .12em;
  color: var(--mute); text-transform: uppercase;
  border: 1px solid var(--line); border-radius: 100px;
  padding: .4rem .9rem; margin-bottom: 1.8rem;
}
.kicker .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 0 rgba(247,165,49,.55); animation: pulse 2.4s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(247,165,49,.5);} 70%{box-shadow:0 0 0 9px rgba(247,165,49,0);} 100%{box-shadow:0 0 0 0 rgba(247,165,49,0);} }

.hero-title {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(2.5rem, 6.6vw, 5.4rem);
  line-height: 1.02; letter-spacing: -.02em;
  max-width: 17ch; margin-bottom: 1.5rem;
}
.hero-title em {
  font-style: normal;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { font-size: clamp(1rem, 1.5vw, 1.18rem); color: var(--ink-2); max-width: 52ch; margin-bottom: 2.2rem; font-weight: 300; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3.2rem; }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, auto); gap: clamp(1.5rem, 4vw, 3.4rem);
  border-top: 1px solid var(--line); padding-top: 1.8rem; width: fit-content;
}
.hero-stats dt { font-family: var(--serif); font-weight: 700; font-size: clamp(1.8rem, 3vw, 2.6rem); line-height: 1; color: var(--ink); }
.hero-stats dt.mono-tag { font-family: var(--mono); color: var(--accent-2); }
.hero-stats dd { font-family: var(--mono); font-size: .68rem; letter-spacing: .08em; color: var(--mute); margin-top: .5rem; text-transform: uppercase; }

.hero-scroll {
  position: absolute; bottom: 1.8rem; left: 50%; transform: translateX(-50%); z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .64rem; letter-spacing: .2em; text-transform: uppercase; color: var(--mute);
}
.hero-scroll span { width: 1px; height: 34px; background: linear-gradient(var(--accent), transparent); animation: scrollLine 2s var(--ease) infinite; }
@keyframes scrollLine { 0%{transform:scaleY(0);transform-origin:top;} 50%{transform:scaleY(1);transform-origin:top;} 51%{transform-origin:bottom;} 100%{transform:scaleY(0);transform-origin:bottom;} }

/* =========================================================
   ACCREDITATION BAND
   ========================================================= */
.accred { position: relative; background: var(--bg-2); border-block: 1px solid var(--line); }
.accred-inner { display: grid; grid-template-columns: auto 1fr; gap: clamp(1.5rem, 5vw, 4rem); align-items: center; padding-block: clamp(3rem, 6vw, 4.5rem); }
.accred-seal { position: relative; width: 132px; height: 132px; display: grid; place-items: center; flex: none; }
.accred-seal-ring {
  position: absolute; inset: 0; border-radius: 50%;
  border: 1px dashed var(--line-2);
  mask: radial-gradient(transparent 60%, #000 61%);
  animation: spin 26s linear infinite;
}
.accred-seal-ring::before {
  content: ""; position: absolute; inset: 8px; border-radius: 50%;
  border: 2px solid transparent; border-top-color: var(--accent); border-right-color: var(--accent-2);
}
@keyframes spin { to { transform: rotate(360deg); } }
.accred-seal-core {
  font-family: var(--mono); font-weight: 600; font-size: 1.1rem; text-align: center; line-height: 1.1;
  color: var(--accent-2);
}
.accred-text h2 { font-family: var(--serif); font-weight: 600; font-size: clamp(1.4rem, 2.6vw, 2.1rem); line-height: 1.15; letter-spacing: -.01em; margin-block: .5rem .9rem; max-width: 24ch; }
.accred-desc { color: var(--ink-2); max-width: 62ch; font-weight: 300; }
.accred-desc strong { color: var(--ink); font-weight: 500; }
.accred-meta { display: flex; flex-wrap: wrap; gap: 1.4rem 2.4rem; margin-top: 1.5rem; font-size: .78rem; color: var(--mute); }
.accred-meta b { display: block; color: var(--dim); font-weight: 500; font-size: .64rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: .25rem; }
.accred-meta span { color: var(--ink-2); }

.eyebrow { font-family: var(--mono); font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; color: var(--accent-2); display: flex; align-items: baseline; gap: .6rem; }
.eyebrow .num { color: var(--dim); }

/* =========================================================
   SECTION SCAFFOLD
   ========================================================= */
.section { padding-block: clamp(4.5rem, 9vw, 8rem); }
.sec-head { margin-bottom: clamp(2.4rem, 5vw, 4rem); max-width: 760px; }
.sec-title { font-family: var(--serif); font-weight: 600; font-size: clamp(1.8rem, 4vw, 3.1rem); line-height: 1.08; letter-spacing: -.02em; margin-top: .9rem; }
.sec-sub { color: var(--mute); margin-top: 1rem; max-width: 56ch; font-weight: 300; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: center; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.about-lead p { font-size: clamp(1.05rem, 1.6vw, 1.3rem); color: var(--ink-2); line-height: 1.65; font-weight: 300; }
.about-lead strong { color: var(--ink); font-weight: 600; }
.about-cover { margin-top: 1.6rem; font-size: .76rem; letter-spacing: .08em; color: var(--accent-2); }
.about-figure { position: relative; border: 1px solid var(--line); border-radius: 3px; overflow: hidden; }
.about-figure::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 80px rgba(11,15,20,.6); }
.about-figure img { aspect-ratio: 4/3; object-fit: cover; width: 100%; filter: grayscale(.15) contrast(1.05); }

.mv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.mv-card { background: var(--bg-3); border: 1px solid var(--line); border-radius: 4px; padding: 1.8rem; transition: border-color .3s, transform .35s var(--ease-out), background .3s; }
.mv-card:hover { border-color: var(--line-2); transform: translateY(-4px); background: var(--bg-4); }
.mv-tag { display: inline-block; font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-2); margin-bottom: 1rem; padding-bottom: .5rem; border-bottom: 1px solid var(--line); }
.mv-card p { color: var(--ink-2); font-size: .98rem; font-weight: 300; }
.mv-values ul { display: grid; gap: .7rem; }
.mv-values li { font-family: var(--serif); font-weight: 500; font-size: 1.15rem; padding-left: 1.4rem; position: relative; }
.mv-values li::before { content: "→"; position: absolute; left: 0; color: var(--accent); }

/* ---------- Services ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.svc-card { background: var(--bg-2); padding: 1.7rem 1.5rem; position: relative; transition: background .3s var(--ease); min-height: 150px; }
.svc-card::before { content: ""; position: absolute; left: 0; top: 0; width: 2px; height: 0; background: var(--grad); transition: height .35s var(--ease-out); }
.svc-card:hover { background: var(--bg-4); }
.svc-card:hover::before { height: 100%; }
.svc-n { display: block; font-size: .8rem; color: var(--accent-2); margin-bottom: .9rem; }
.svc-card h3 { font-family: var(--serif); font-weight: 600; font-size: 1.16rem; letter-spacing: -.01em; margin-bottom: .4rem; }
.svc-card p { color: var(--mute); font-size: .86rem; font-weight: 300; }
.svc-cta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.2rem; margin-top: 2.4rem; padding: 1.8rem; border: 1px dashed var(--line-2); border-radius: 4px; background: var(--bg-2); }
.svc-cta p { font-family: var(--serif); font-size: 1.2rem; font-weight: 500; }

/* ---------- Capabilities band ---------- */
.capband { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; background: var(--line); }
.cap { position: relative; aspect-ratio: 3/4; overflow: hidden; background: var(--bg-2); }
.cap img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.35) brightness(.7) contrast(1.05); transition: transform .8s var(--ease-out), filter .6s; }
.cap:hover img { transform: scale(1.06); filter: grayscale(0) brightness(.85) contrast(1.05); }
.cap figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 1.2rem; font-family: var(--serif); font-weight: 600; font-size: 1.05rem; background: linear-gradient(transparent, rgba(11,15,20,.92)); }
.cap figcaption .mono { display: block; font-family: var(--mono); font-size: .68rem; font-weight: 400; color: var(--accent-2); letter-spacing: .08em; margin-bottom: .35rem; }

/* ---------- Projects ---------- */
.proj-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.proj { display: grid; grid-template-columns: 220px 1fr; gap: 1.5rem; align-items: baseline; padding: 1.7rem 0; border-bottom: 1px solid var(--line); transition: padding-left .35s var(--ease-out), background .3s; }
.proj:hover { padding-left: 1.2rem; background: linear-gradient(90deg, rgba(242,112,31,.05), transparent); }
.proj-km { color: var(--accent-2); font-size: .82rem; padding-top: .3rem; }
.proj h3 { font-family: var(--serif); font-weight: 500; font-size: clamp(1.1rem, 2vw, 1.5rem); letter-spacing: -.01em; }
.proj-loc { color: var(--mute); font-size: .88rem; margin-top: .3rem; font-weight: 300; }

/* ---------- Norms ---------- */
.norm-table { border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.norm-row { display: grid; grid-template-columns: 200px 1fr 150px; gap: 1.5rem; align-items: center; padding: 1.05rem 1.5rem; border-bottom: 1px solid var(--line); transition: background .25s; }
.norm-row:last-child { border-bottom: 0; }
.norm-row:hover { background: var(--bg-2); }
.norm-code { color: var(--accent-2); font-size: .84rem; }
.norm-desc { color: var(--ink-2); font-size: .94rem; font-weight: 300; }
.norm-src { color: var(--dim); font-size: .76rem; text-align: right; }
.norm-row--hl { background: rgba(242,112,31,.07); }
.norm-row--hl .norm-code { color: var(--accent); font-weight: 600; }
.norm-row--hl .norm-desc { color: var(--ink); }

/* =========================================================
   CTA FINAL
   ========================================================= */
.cta-final { position: relative; padding-block: clamp(5rem, 10vw, 8.5rem); background: var(--bg-2); border-top: 1px solid var(--line); overflow: hidden; text-align: center; }
.cta-grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 75%);
}
.cta-inner { position: relative; z-index: 2; }
.cta-final .eyebrow { justify-content: center; }
.cta-final h2 { font-family: var(--serif); font-weight: 600; font-size: clamp(1.9rem, 5vw, 3.6rem); line-height: 1.06; letter-spacing: -.02em; margin-block: 1rem 1.2rem; }
.cta-sub { color: var(--mute); max-width: 52ch; margin: 0 auto 2.2rem; font-weight: 300; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer { background: var(--bg); border-top: 1px solid var(--line); padding-block: clamp(3rem, 6vw, 4.5rem) 2rem; }
.foot-top { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1.5rem; padding-bottom: 2.5rem; border-bottom: 1px solid var(--line); }
.foot-logo { display: flex; align-items: center; gap: .7rem; }
.foot-logo-img { height: 44px; width: auto; display: block; }
.foot-tagline { color: var(--mute); font-size: .9rem; text-align: right; font-weight: 300; }

.foot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; padding-block: 2.8rem; }
.foot-loc h3 { font-family: var(--serif); font-weight: 600; font-size: 1.05rem; margin-bottom: 1.1rem; color: var(--ink); }
.foot-loc address { font-style: normal; font-size: .82rem; line-height: 1.9; color: var(--mute); }
.foot-loc address a { color: var(--ink-2); transition: color .25s; }
.foot-loc address a:hover { color: var(--accent-2); }
.foot-links ul { display: grid; gap: .7rem; }
.foot-links a { font-size: .82rem; color: var(--ink-2); transition: color .25s; }
.foot-links a:hover { color: var(--accent-2); }

.foot-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-top: 2rem; border-top: 1px solid var(--line); font-size: .72rem; color: var(--dim); }

/* =========================================================
   REVEAL (IntersectionObserver)
   ========================================================= */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }
/* Defensive: split-text elements must never be invisible */
.reveal[data-split] { opacity: 1; transform: none; }
[data-stagger] .reveal { transition-delay: var(--d, 0s); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-anim, .hero-bracket { opacity: 1; transform: none; animation: none; }
  .hero-title .line-in { transform: none; animation: none; }
  .hero-bg img { animation: none; transform: scale(1.06); }
  .hero-grid { animation: none; }
  .splash-mark, .kicker .dot, .accred-seal-ring, .hero-scroll span, .splash-bar i { animation: none; }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 980px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .about-grid { grid-template-columns: 1fr; }
  .mv-grid { grid-template-columns: 1fr; }
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .capband { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .hero { padding-top: 6.5rem; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1.5rem 2rem; width: 100%; }
  .svc-grid { grid-template-columns: 1fr; }
  .proj { grid-template-columns: 1fr; gap: .4rem; }
  .proj-km { padding-top: 0; }
  .norm-row { grid-template-columns: 1fr; gap: .35rem; padding: 1rem 1.1rem; }
  .norm-src { text-align: left; }
  .accred-inner { grid-template-columns: 1fr; text-align: left; }
  .foot-top { flex-direction: column; align-items: flex-start; }
  .foot-tagline { text-align: left; }
  .foot-grid { grid-template-columns: 1fr; }
  .foot-bottom { flex-direction: column; }
}