/* ============================================================
   COOL SERVICES INC — "Cooling that never blinks."
   Mission-critical commercial / data-center cooling, Austin TX.
   Scene-derived palette (data-center cold aisle, 2am):
   deep slate-black tinted cyan, machined steel, ONE amber LED.
   Type: Sora (display) + IBM Plex Sans (body) + IBM Plex Mono (spec).
   ============================================================ */

:root {
  --bg:        #10161c;   /* oklch(.18 .018 235) page */
  --bg-2:      #0c1116;   /* deeper, footer */
  --panel:     #192430;   /* raised steel panel */
  --panel-2:   #1f2c3a;   /* hover/raised */
  --ink:       #eef3f6;   /* near-white cool */
  --ink-2:     #d3dde4;
  --muted:     #a7b3bd;   /* cool steel grey */
  --muted-2:   #76828d;
  --line:      #28323d;   /* hairline */
  --line-soft: #1c2630;

  --amber:     #f5a623;   /* THE accent — status LED */
  --amber-deep:#e08f12;
  --cyan:      #5fb6d6;   /* rare cold-aisle glow only */
  --cyan-dim:  rgba(95,182,214,.16);

  --light:     #f4f6f8;   /* cool off-white sections */
  --light-2:   #e7ecf0;
  --light-ink: #16202a;
  --light-muted:#56636e;
  --light-line:#d8e0e6;

  --display: "Sora", system-ui, sans-serif;
  --body:    "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, "SF Mono", monospace;

  --maxw: 1200px;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --radius: 10px;
  --radius-sm: 6px;
  --ease: cubic-bezier(.2,.7,.25,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
  --shadow: 0 24px 60px rgba(0,0,0,.45);
  --shadow-sm: 0 8px 26px rgba(0,0,0,.32);
}

*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--body);
  background: var(--bg);
  color: var(--ink-2);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img,svg { max-width: 100%; display: block; }
::selection { background: var(--amber); color: #1a1206; }
a { color: var(--ink); text-decoration: none; transition: color .25s var(--ease); }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 3px; }

/* ---------- Type ---------- */
h1,h2,h3,h4 { font-family: var(--display); font-weight: 700; color: var(--ink); line-height: 1.05; margin: 0 0 .5em; letter-spacing: -.02em; }
h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3.35rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); letter-spacing: -.01em; }
h4 { font-size: 1.05rem; letter-spacing: 0; }
p { margin: 0 0 1.1em; }
.lead { font-size: clamp(1.08rem, 1.6vw, 1.35rem); color: var(--muted); line-height: 1.6; }

.eyebrow {
  font-family: var(--mono);
  font-size: .72rem; font-weight: 500;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--amber);
  display: inline-flex; align-items: center; gap: .6em;
  margin: 0 0 1.2rem;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--amber); opacity: .7; }
.eyebrow.no-tick::before { display: none; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(4.5rem, 10vw, 8.5rem); position: relative; }
.section.tight { padding-block: clamp(3rem, 6vw, 5rem); }
.section-head { max-width: 720px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head.center { margin-inline: auto; text-align: center; }
.maxread { max-width: 660px; }

.bg-light { background: var(--light); color: var(--light-ink); }
.bg-light h1,.bg-light h2,.bg-light h3,.bg-light h4 { color: var(--light-ink); }
.bg-light .lead { color: var(--light-muted); }
.bg-light .eyebrow { color: var(--amber-deep); }
.bg-light .eyebrow::before { background: var(--amber-deep); }
.bg-panel { background: var(--panel); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .65em;
  font-family: var(--body); font-weight: 600; font-size: .92rem;
  letter-spacing: .01em;
  padding: 1em 1.7em; border-radius: var(--radius-sm);
  border: 1.5px solid transparent; cursor: pointer;
  transition: transform .25s var(--ease), background .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
  line-height: 1;
}
.btn .arr { width: 1em; height: 1em; transition: transform .3s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }
.btn-primary { background: var(--amber); color: #1a1206; box-shadow: 0 0 0 rgba(245,166,35,0); }
.btn-primary:hover { background: var(--amber); color: #1a1206; transform: translateY(-2px); box-shadow: 0 10px 30px rgba(245,166,35,.32), 0 0 0 1px rgba(245,166,35,.4); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--muted); transform: translateY(-2px); }
.bg-light .btn-ghost { color: var(--light-ink); border-color: var(--light-line); }
.bg-light .btn-ghost:hover { border-color: var(--light-muted); }
.btn-lg { padding: 1.15em 2.1em; font-size: 1rem; }

.tlink {
  display: inline-flex; align-items: center; gap: .45em;
  font-family: var(--mono); font-weight: 500; font-size: .78rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--amber);
}
.tlink .arr { transition: transform .3s var(--ease); }
.tlink:hover .arr { transform: translateX(5px); }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.15rem var(--gutter);
  transition: background .4s var(--ease), padding .4s var(--ease), border-color .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(12,17,22,.82);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  padding-block: .75rem; border-bottom-color: var(--line-soft);
}
.brand { display: flex; align-items: baseline; gap: .55rem; }
.brand .mark {
  font-family: var(--display); font-weight: 700; font-size: 1.18rem;
  letter-spacing: .02em; color: var(--ink); line-height: 1;
}
.brand .mark b { color: var(--amber); font-weight: 700; }
.brand .tag {
  font-family: var(--mono); font-size: .62rem; letter-spacing: .28em;
  text-transform: uppercase; color: var(--muted-2);
}
.nav { display: flex; align-items: center; gap: 2.2rem; }
.nav-links { display: flex; align-items: center; gap: 1.7rem; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  font-family: var(--body); font-size: .86rem; font-weight: 500;
  letter-spacing: .01em; color: var(--muted); position: relative; padding-block: .4rem;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: var(--amber); transition: width .3s var(--ease);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--ink); }
.nav-links a.active::after { width: 100%; background: var(--amber); }
.nav-links a.btn.active::after { display: none; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; z-index: 120; }
.hamburger span { width: 26px; height: 2px; background: var(--ink); transition: all .3s var(--ease); border-radius: 2px; }
.nav-overlay { display: none; }

/* ============================================================
   HERO  (CSS-only "cold aisle" — no images, no WebGL)
   ============================================================ */
.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: center;
  overflow: hidden; isolation: isolate;
}
/* HF SLOT: hero photo background lives here; gradient fallback below */
.hero-media {
  position: absolute; inset: 0; z-index: -3;
  background:
    radial-gradient(120% 90% at 78% 18%, rgba(95,182,214,.10), transparent 55%),
    linear-gradient(180deg, #0c1116 0%, #10161c 40%, #0d141b 100%);
}
.hero-media.has-img {
  background-image:
    linear-gradient(180deg, rgba(12,17,22,.30) 0%, rgba(12,17,22,.10) 40%, rgba(12,17,22,.55) 100%),
    url("../assets/hero.png");
  background-size: cover; background-position: center 38%;
}
/* cold-aisle floor glow (animated) */
.hero-media::before {
  content: ""; position: absolute; inset: auto -20% -25% -20%; height: 60%;
  background: radial-gradient(60% 100% at 50% 100%, rgba(95,182,214,.22), transparent 70%);
  filter: blur(8px);
  animation: floorGlow 9s ease-in-out infinite alternate;
}
@keyframes floorGlow { 0%{opacity:.55; transform: translateX(-4%) scaleY(.96);} 100%{opacity:.9; transform: translateX(4%) scaleY(1.04);} }
/* perspective rack-row lines */
.hero-grid {
  position: absolute; inset: 0; z-index: -2; overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 30%, #000 78%, transparent 100%);
          mask-image: linear-gradient(180deg, transparent 0%, #000 30%, #000 78%, transparent 100%);
}
.hero-grid::before {
  content: ""; position: absolute; left: 50%; bottom: -10%;
  width: 220%; height: 120%; transform: translateX(-50%) perspective(620px) rotateX(62deg);
  background-image:
    linear-gradient(90deg, rgba(95,182,214,.12) 1px, transparent 1px),
    linear-gradient(0deg, rgba(95,182,214,.07) 1px, transparent 1px);
  background-size: 78px 78px, 78px 78px;
  transform-origin: bottom center;
}
/* faint scanning telemetry line */
.hero-scan {
  position: absolute; left: 0; right: 0; top: 0; height: 2px; z-index: -1;
  background: linear-gradient(90deg, transparent, rgba(95,182,214,.55), transparent);
  animation: scan 7s linear infinite; opacity: .6;
}
@keyframes scan { 0%{transform: translateY(8vh); opacity:0;} 12%{opacity:.6;} 88%{opacity:.6;} 100%{transform: translateY(86vh); opacity:0;} }
.hero-tint { position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(100deg, rgba(12,17,22,.72) 0%, rgba(12,17,22,.42) 48%, rgba(12,17,22,.15) 100%); }

.hero-inner { position: relative; z-index: 2; width: 100%; padding-top: 6rem; }
.hero-content { max-width: 780px; }
.hero h1 { color: var(--ink); margin-bottom: .25em;
  text-shadow: 0 8px 50px rgba(0,0,0,.6), 0 2px 14px rgba(0,0,0,.5); }
.hero h1 .blink { color: var(--amber); position: relative; }
.hero .lead { max-width: 560px; color: var(--ink-2); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.4rem; }

/* status LED chip */
.led {
  display: inline-flex; align-items: center; gap: .6em;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 1.6rem;
  padding: .5em .9em; border: 1px solid var(--line); border-radius: 999px;
  background: rgba(25,36,48,.5); backdrop-filter: blur(4px);
}
.led .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--amber);
  box-shadow: 0 0 0 0 rgba(245,166,35,.6); animation: pulse 2.4s var(--ease) infinite; }
@keyframes pulse { 0%{box-shadow: 0 0 0 0 rgba(245,166,35,.55);} 70%{box-shadow: 0 0 0 9px rgba(245,166,35,0);} 100%{box-shadow: 0 0 0 0 rgba(245,166,35,0);} }

.hero-trust {
  display: flex; flex-wrap: wrap; gap: 1.4rem 2.2rem; margin-top: 3rem;
  font-family: var(--mono); font-size: .76rem; letter-spacing: .08em; color: var(--muted-2);
}
.hero-trust span { display: inline-flex; align-items: center; gap: .55em; }
.hero-trust svg { width: 15px; height: 15px; color: var(--cyan); }

.hero-scrollcue { position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%); z-index: 2;
  font-family: var(--mono); font-size: .64rem; letter-spacing: .25em; text-transform: uppercase; color: var(--muted-2); text-align: center; }
.hero-scrollcue .bar { width: 1px; height: 34px; margin: 10px auto 0; background: linear-gradient(var(--amber), transparent); animation: cueDrop 2.2s ease-in-out infinite; transform-origin: top; }
@keyframes cueDrop { 0%,100%{transform: scaleY(.4); opacity:.4;} 50%{transform: scaleY(1); opacity:1;} }

/* ============================================================
   PROMISE  (two-col + spec panel)
   ============================================================ */
.promise-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
.spec-panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(1.6rem, 3vw, 2.4rem); position: relative; overflow: hidden;
}
.spec-panel::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--amber), transparent 60%); }
.spec-row { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
  padding: 1.05rem 0; border-bottom: 1px solid var(--line-soft); }
.spec-row:last-child { border-bottom: none; }
.spec-row .k { font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-2); }
.spec-row .v { font-family: var(--display); font-weight: 600; font-size: 1.15rem; color: var(--ink); text-align: right; }
.spec-row .v small { display: block; font-family: var(--body); font-weight: 400; font-size: .8rem; color: var(--muted); letter-spacing: 0; }
.spec-visual { /* HF SLOT: chiller/CRAC detail; gradient fallback */
  margin-top: 1.4rem; height: 170px; border-radius: var(--radius-sm); border: 1px solid var(--line-soft);
  background:
    radial-gradient(80% 120% at 80% 20%, rgba(245,166,35,.12), transparent 55%),
    repeating-linear-gradient(90deg, rgba(95,182,214,.06) 0 2px, transparent 2px 14px),
    linear-gradient(160deg, #1f2c3a, #131c25);
  position: relative; overflow: hidden;
}
.spec-visual.has-img {
  background:
    linear-gradient(0deg, rgba(12,17,22,.7), rgba(12,17,22,.05) 60%),
    url("../assets/chiller.png");
  background-size: cover; background-position: center;
}
.spec-visual::after { content: "DATA-CENTER & CRAC COOLING"; position: absolute; left: 1rem; bottom: .8rem;
  font-family: var(--mono); font-size: .64rem; letter-spacing: .18em; color: var(--muted);
  text-shadow: 0 1px 6px rgba(0,0,0,.8); }
.spec-visual .led-dot { position: absolute; top: 1rem; right: 1rem; width: 9px; height: 9px; border-radius: 50%;
  background: var(--amber); box-shadow: 0 0 14px 2px rgba(245,166,35,.7); animation: pulse 2.4s var(--ease) infinite; }

/* ============================================================
   CAPABILITIES  (asymmetric grid, one wide feature card)
   ============================================================ */
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.cap-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.8rem 1.6rem; transition: transform .35s var(--ease), border-color .35s var(--ease), background .35s var(--ease);
  display: flex; flex-direction: column; min-height: 200px; position: relative; overflow: hidden;
}
.cap-card:hover { transform: translateY(-5px); border-color: var(--muted-2); background: var(--panel-2); }
.cap-card .ic { width: 46px; height: 46px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
  background: var(--cyan-dim); color: var(--cyan); margin-bottom: 1.3rem; border: 1px solid rgba(95,182,214,.2); }
.cap-card .ic svg { width: 24px; height: 24px; }
.cap-card .lbl { font-family: var(--mono); font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--amber); margin-bottom: .55rem; }
.cap-card h3 { font-size: 1.3rem; margin-bottom: .4rem; }
.cap-card p { color: var(--muted); font-size: .95rem; margin: 0; }
/* wide feature card spans 2 cols, darker, amber edge */
.cap-card.feature { grid-column: span 2; flex-direction: row; gap: 1.6rem; align-items: center;
  background: linear-gradient(120deg, var(--panel-2), var(--panel)); border-color: rgba(245,166,35,.25); }
.cap-card.feature .ic { background: rgba(245,166,35,.14); color: var(--amber); border-color: rgba(245,166,35,.3); flex-shrink: 0; width: 56px; height: 56px; }
.cap-card.feature .ic svg { width: 28px; height: 28px; }
.cap-card.feature h3 { font-size: 1.55rem; }
.cap-card.feature .body { flex: 1; }

/* ============================================================
   INTERLUDE  (full-bleed echo, HF slot bg)
   ============================================================ */
.interlude { position: relative; padding-block: clamp(6rem, 16vw, 12rem); overflow: hidden; text-align: center; }
.interlude-media { position: absolute; inset: 0; z-index: -2;  /* HF SLOT: server-room interlude bg */
  background:
    radial-gradient(70% 100% at 50% 100%, rgba(95,182,214,.16), transparent 65%),
    radial-gradient(50% 80% at 50% 0%, rgba(245,166,35,.06), transparent 60%),
    linear-gradient(180deg, #0b1015, #131d27 55%, #0b1015);
}
.interlude-media.has-img {
  background:
    linear-gradient(180deg, rgba(11,16,21,.74) 0%, rgba(11,16,21,.55) 50%, rgba(11,16,21,.8) 100%),
    url("../assets/interlude.png");
  background-size: cover; background-position: center;
}
.interlude-media::before { content: ""; position: absolute; inset: 0;
  background-image: repeating-linear-gradient(115deg, rgba(95,182,214,.05) 0 1px, transparent 1px 30px);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 80%);
          mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent 80%); }
.interlude .echo { font-family: var(--display); font-weight: 700; font-size: clamp(2.2rem, 6vw, 4.4rem);
  letter-spacing: -.02em; color: var(--ink); max-width: 14ch; margin: 0 auto; line-height: 1.05;
  text-shadow: 0 6px 40px rgba(0,0,0,.55); }
.interlude .echo b { color: var(--amber); font-weight: 700; }
.interlude .echo-sub { font-family: var(--mono); font-size: .8rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted); margin-top: 1.6rem; }

/* ============================================================
   SECTORS  (chips/grid)
   ============================================================ */
.sector-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.sector {
  display: flex; align-items: center; gap: 1rem; padding: 1.3rem 1.4rem;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-sm);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.sector:hover { border-color: var(--amber); transform: translateX(4px); }
.sector .ic { color: var(--cyan); flex-shrink: 0; }
.sector .ic svg { width: 26px; height: 26px; }
.sector h4 { margin: 0; color: var(--ink); font-family: var(--display); font-weight: 600; font-size: 1.05rem; }
.sector p { margin: .15rem 0 0; font-size: .82rem; color: var(--muted-2); font-family: var(--mono); letter-spacing: .04em; }

/* ============================================================
   PROCESS  (4 steps, connecting line fills on scroll)
   ============================================================ */
.process-wrap { position: relative; }
.process-track { position: absolute; left: 0; right: 0; top: 38px; height: 2px; background: var(--light-line); }
.bg-light .process-track { background: var(--light-line); }
.process-fill { position: absolute; left: 0; top: 0; height: 100%; width: 0; background: var(--amber-deep); transition: width 1.2s var(--ease-out); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; position: relative; }
.pstep { position: relative; }
.pstep .num {
  width: 76px; height: 76px; border-radius: 50%; background: var(--light);
  border: 2px solid var(--light-line); display: flex; align-items: center; justify-content: center;
  font-family: var(--display); font-weight: 700; font-size: 1.5rem; color: var(--light-ink);
  margin-bottom: 1.4rem; transition: border-color .4s var(--ease), color .4s var(--ease), background .4s var(--ease); position: relative; z-index: 2;
}
.pstep.lit .num { border-color: var(--amber-deep); color: var(--amber-deep); background: #fff; }
.pstep h3 { font-size: 1.35rem; margin-bottom: .35rem; }
.pstep p { color: var(--light-muted); font-size: .96rem; margin: 0; }
.pstep .tag { font-family: var(--mono); font-size: .66rem; letter-spacing: .16em; text-transform: uppercase; color: var(--amber-deep); display: block; margin-bottom: .4rem; }

/* clean-protocol callout under process */
.protocol-note {
  margin-top: clamp(2.5rem, 5vw, 3.5rem); padding: 1.5rem 1.8rem; border-radius: var(--radius-sm);
  background: #fff; border: 1px solid var(--light-line); border-left: 3px solid var(--amber-deep);
  display: flex; gap: 1.1rem; align-items: flex-start; max-width: 760px;
}
.protocol-note svg { width: 24px; height: 24px; color: var(--amber-deep); flex-shrink: 0; margin-top: 2px; }
.protocol-note p { margin: 0; color: var(--light-ink); font-size: 1rem; }
.protocol-note b { color: var(--light-ink); }

/* ============================================================
   SERVICE AREA
   ============================================================ */
.area-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.area-map { /* HF SLOT: Austin night-grid texture; gradient fallback */
  position: relative; aspect-ratio: 16/10; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(40% 50% at 35% 45%, rgba(245,166,35,.10), transparent 60%),
    radial-gradient(30% 40% at 70% 65%, rgba(95,182,214,.14), transparent 60%),
    linear-gradient(160deg, #18222d, #0e151c);
}
.area-map.has-img {
  background:
    linear-gradient(160deg, rgba(16,22,28,.55), rgba(16,22,28,.35)),
    url("../assets/area.png");
  background-size: cover; background-position: center;
}
.area-map::before { content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(90deg, rgba(95,182,214,.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(95,182,214,.08) 1px, transparent 1px);
  background-size: 38px 38px; opacity: .6; }
.area-map .node { position: absolute; width: 7px; height: 7px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 12px 2px rgba(245,166,35,.6); }
.area-map .node.n1 { top: 44%; left: 36%; } .area-map .node.n2 { top: 62%; left: 68%; animation: pulse 2.6s var(--ease) infinite; }
.area-map .node.n3 { top: 30%; left: 60%; } .area-map .node.n4 { top: 72%; left: 28%; }
.area-map .pin { position: absolute; top: 44%; left: 36%; transform: translate(-50%,-120%);
  font-family: var(--mono); font-size: .64rem; letter-spacing: .12em; color: var(--ink); background: rgba(12,17,22,.7);
  padding: .3em .6em; border: 1px solid var(--line); border-radius: 4px; white-space: nowrap; }
.area-list { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.6rem; }
.area-chip { font-family: var(--mono); font-size: .76rem; letter-spacing: .04em; color: var(--ink-2);
  padding: .5em .9em; border: 1px solid var(--line); border-radius: 999px; background: var(--panel); }

/* ============================================================
   CONVERSION
   ============================================================ */
.cta-band { position: relative; overflow: hidden; }
.cta-band .glow { position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(50% 80% at 50% 0%, rgba(245,166,35,.10), transparent 60%),
              radial-gradient(60% 90% at 50% 120%, rgba(95,182,214,.12), transparent 60%); }
.cta-inner { text-align: center; max-width: 720px; margin: 0 auto; }
.cta-inner h2 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-top: 2.2rem; }
.cta-contact { display: flex; flex-wrap: wrap; gap: 1.4rem 2.6rem; justify-content: center; margin-top: 2.6rem;
  font-family: var(--mono); font-size: .86rem; letter-spacing: .04em; color: var(--muted); }
.cta-contact a { color: var(--ink); }
.cta-contact a:hover { color: var(--amber); }
.cta-contact .k { color: var(--muted-2); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--bg-2); border-top: 1px solid var(--line-soft); padding-top: clamp(3.5rem, 7vw, 5rem); }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1.3fr; gap: 2.5rem; padding-bottom: 3rem; }
.footer-brand .mark { font-family: var(--display); font-weight: 700; font-size: 1.3rem; color: var(--ink); }
.footer-brand .mark b { color: var(--amber); }
.footer-brand p { color: var(--muted-2); max-width: 320px; margin-top: 1rem; font-size: .94rem; }
.footer-col h4 { color: var(--ink); font-family: var(--mono); font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; margin-bottom: 1.2rem; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: .65rem; }
.footer-col a, .footer-col span { color: var(--muted); font-size: .94rem; }
.footer-col a:hover { color: var(--amber); }
.footer-col .v { color: var(--ink-2); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  padding: 1.6rem 0 2.4rem; border-top: 1px solid var(--line-soft);
  font-family: var(--mono); font-size: .72rem; letter-spacing: .04em; color: var(--muted-2); }
.footer-bottom .stamp { color: var(--muted-2); opacity: .7; }

/* ============================================================
   REVEAL
   ============================================================ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .85s var(--ease-out), transform .85s var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; } .reveal.d3 { transition-delay: .24s; } .reveal.d4 { transition-delay: .32s; }

/* ============================================================
   SUBPAGE HERO  (compact, for Services/About/Projects/Contact)
   ============================================================ */
.page-hero {
  position: relative; padding: clamp(8rem, 16vw, 11rem) 0 clamp(3rem, 6vw, 4.5rem);
  overflow: hidden; isolation: isolate; border-bottom: 1px solid var(--line-soft);
}
.page-hero-media { position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(80% 90% at 80% 10%, rgba(95,182,214,.10), transparent 55%),
    linear-gradient(180deg, #0c1116, #10161c 60%, #0d141b);
}
.page-hero-media.has-img { background-size: cover; background-position: center 35%; }
.page-hero-media.has-img::after { content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(12,17,22,.62), rgba(12,17,22,.8)); }
.page-hero .hero-grid { z-index: -1; opacity: .5; }
.page-hero-inner { position: relative; z-index: 2; max-width: 760px; }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); margin-bottom: .3em;
  text-shadow: 0 6px 30px rgba(0,0,0,.5); }
.page-hero .lead { max-width: 600px; }
.crumb { font-family: var(--mono); font-size: .7rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted-2); margin-bottom: 1.4rem; }
.crumb a { color: var(--amber); } .crumb span { color: var(--muted-2); margin: 0 .5em; }

/* ============================================================
   SERVICE DETAIL  (Services page — alternating rows)
   ============================================================ */
.svc-detail { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem);
  align-items: center; padding-block: clamp(2.5rem, 5vw, 4rem); border-top: 1px solid var(--line-soft); }
.svc-detail:first-of-type { border-top: none; }
.svc-detail.flip .svc-detail-media { order: -1; }
.svc-detail-media { position: relative; aspect-ratio: 4/3; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); background-size: cover; background-position: center; }
.svc-detail-media .badge { position: absolute; left: 1rem; bottom: 1rem; font-family: var(--mono);
  font-size: .64rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ink);
  background: rgba(12,17,22,.72); border: 1px solid var(--line); padding: .4em .8em; border-radius: 4px; }
.svc-detail h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
.svc-detail .eyebrow { margin-bottom: .8rem; }
.svc-list { list-style: none; margin: 1.2rem 0 0; padding: 0; display: grid; gap: .7rem; }
.svc-list li { display: flex; gap: .7rem; align-items: flex-start; color: var(--ink-2); font-size: .96rem; }
.svc-list svg { width: 18px; height: 18px; color: var(--amber); flex-shrink: 0; margin-top: 3px; }

/* ============================================================
   PROJECTS / CLIENTS
   ============================================================ */
.client-band { display: flex; flex-wrap: wrap; gap: .7rem 1rem; margin-top: 1.8rem; }
.client-chip { font-family: var(--mono); font-size: .82rem; letter-spacing: .03em; color: var(--ink-2);
  padding: .55em 1em; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--panel); }
.proj-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; margin-top: 1rem; }
.proj-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.6rem 1.7rem; transition: border-color .3s var(--ease), transform .3s var(--ease); }
.proj-card:hover { border-color: var(--amber); transform: translateY(-4px); }
.proj-card .cat { font-family: var(--mono); font-size: .68rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--amber); margin-bottom: .8rem; display: flex; align-items: center; gap: .5em; }
.proj-card .cat .ic { width: 18px; height: 18px; }
.proj-card h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.proj-card ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .4rem .9rem; }
.proj-card li { font-size: .88rem; color: var(--muted); position: relative; padding-left: .9rem; }
.proj-card li::before { content: ""; position: absolute; left: 0; top: .55em; width: 4px; height: 4px;
  border-radius: 50%; background: var(--cyan); }

/* ============================================================
   ABOUT / TEAM / STATS
   ============================================================ */
.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
.about-media { position: relative; aspect-ratio: 4/3; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); background-size: cover; background-position: center; }
.about-media::after { content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, transparent 40%, rgba(12,17,22,.45)); }
.facts-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-top: clamp(2.5rem,5vw,3.5rem); }
.fact { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem 1.4rem; }
.fact .k { font-family: var(--mono); font-size: .66rem; letter-spacing: .16em; text-transform: uppercase; color: var(--amber); }
.fact .v { font-family: var(--display); font-weight: 700; font-size: clamp(1.4rem,2.4vw,2rem); color: var(--ink); margin: .3rem 0 .2rem; line-height: 1.1; }
.fact p { margin: 0; color: var(--muted); font-size: .9rem; }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-top: 1rem; }
.team-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.5rem 1.6rem; transition: border-color .3s var(--ease); }
.team-card:hover { border-color: var(--muted-2); }
.team-card .av { width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-family: var(--display); font-weight: 700; font-size: 1rem; color: var(--amber);
  background: rgba(245,166,35,.12); border: 1px solid rgba(245,166,35,.28); margin-bottom: 1rem; }
.team-card h4 { font-size: 1.08rem; margin-bottom: .25rem; color: var(--ink); }
.team-card p { margin: 0; font-family: var(--mono); font-size: .76rem; letter-spacing: .04em; color: var(--muted); }
.div-tag { display: inline-block; margin-top: .8rem; font-family: var(--mono); font-size: .64rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--cyan); padding: .25em .7em; border: 1px solid rgba(95,182,214,.25); border-radius: 999px; }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.contact-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(1.8rem, 3vw, 2.6rem); }
.contact-card .row { display: flex; gap: 1rem; align-items: flex-start; padding: 1.1rem 0; border-bottom: 1px solid var(--line-soft); }
.contact-card .row:last-child { border-bottom: none; }
.contact-card .row .ic { width: 40px; height: 40px; border-radius: var(--radius-sm); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; background: var(--cyan-dim); color: var(--cyan); border: 1px solid rgba(95,182,214,.2); }
.contact-card .row .ic svg { width: 20px; height: 20px; }
.contact-card .row .k { font-family: var(--mono); font-size: .66rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted-2); margin-bottom: .15rem; }
.contact-card .row .val { color: var(--ink); font-size: 1.02rem; }
.contact-card .row .val a { color: var(--ink); } .contact-card .row .val a:hover { color: var(--amber); }
.contact-card .row .val small { display: block; color: var(--muted); font-size: .82rem; margin-top: .15rem; }
.contact-cta { background: linear-gradient(150deg, var(--panel-2), var(--panel)); border: 1px solid rgba(245,166,35,.25);
  border-radius: var(--radius); padding: clamp(1.8rem, 3vw, 2.6rem); }
.contact-cta .led { margin-bottom: 1.4rem; }
.contact-cta h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.contact-cta .btn { width: 100%; justify-content: center; margin-top: .8rem; }

/* ============================================================
   ZVARIO SAMPLE BADGE  (removable, body[data-sample])
   ============================================================ */
.zv-sample-badge { display: none; }
body[data-sample] .zv-sample-badge {
  display: flex; align-items: center; gap: .5ch; position: fixed; left: 50%; bottom: 14px; transform: translateX(-50%);
  z-index: 999; padding: .45em .9em; border-radius: 999px; font: 600 .72rem/1 var(--mono), system-ui, sans-serif;
  letter-spacing: .04em; color: #fff; background: rgba(16,22,28,.86); backdrop-filter: blur(8px);
  border: 1px solid var(--line); box-shadow: 0 4px 18px rgba(0,0,0,.4); text-decoration: none; pointer-events: auto;
}
.zv-sample-badge b { color: var(--amber); }
.zv-short { display: none; }
@media (max-width: 640px) {
  .zv-sample-badge { font-size: .62rem; bottom: 10px; left: auto; right: 10px; transform: none; padding: .4em .8em; opacity: .94; white-space: nowrap; }
  .zv-long { display: none; } .zv-short { display: inline; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  .promise-grid, .area-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .cap-grid, .sector-grid, .proj-grid { grid-template-columns: 1fr 1fr; }
  .cap-card.feature { grid-column: span 2; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .svc-detail { grid-template-columns: 1fr; gap: 1.6rem; }
  .svc-detail.flip .svc-detail-media { order: 0; }
  .about-media { order: -1; }
}
@media (max-width: 760px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; align-items: flex-start; gap: .4rem;
    position: fixed; inset: 0 0 0 auto; width: min(82vw, 340px);
    background: var(--panel); padding: 5.5rem 2rem 2rem; z-index: 115; box-shadow: var(--shadow);
  }
  .nav.open .nav-links li { width: 100%; border-bottom: 1px solid var(--line-soft); }
  .nav.open .nav-links a { display: block; padding: 1rem 0; font-size: 1rem; color: var(--ink); }
  body.nav-open .nav-overlay { display: block; position: fixed; inset: 0; background: rgba(8,11,15,.6); z-index: 110; backdrop-filter: blur(2px); }
  body.nav-open { overflow: hidden; }
  .process-grid { grid-template-columns: 1fr; gap: 1.6rem; }
  .process-track { display: none; }
  .pstep { display: grid; grid-template-columns: 76px 1fr; gap: 1.2rem; align-items: start; }
  .pstep .num { margin-bottom: 0; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .cap-grid, .sector-grid, .footer-top, .proj-grid, .team-grid, .facts-row { grid-template-columns: 1fr; }
  .cap-card.feature { grid-column: span 1; flex-direction: column; align-items: flex-start; }
  .hero-cta .btn, .cta-actions .btn { width: 100%; justify-content: center; }
  .spec-row .v { font-size: 1.05rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}