/* =========================================================================
   BitSync — homepage
   Concept: oscilloscope / signal-sync. Two signals (amber + cyan) lock into
   phase. Deep ink-navy CRT base. Bricolage Grotesque + IBM Plex.
   ========================================================================= */

/* ----- Tokens ----------------------------------------------------------- */
:root {
  /* Ink / surfaces */
  --ink:        #0A0E1A;   /* page base — cool CRT navy, not pure black */
  --ink-2:      #0D1322;   /* raised */
  --surface:    #121A2C;   /* cards */
  --surface-2:  #16203A;   /* card hover / insets */
  --line:       #243049;   /* hairline */
  --line-soft:  #1A2238;

  /* Text */
  --fg:         #EAEEF7;
  --fg-muted:   #8B97B2;
  --fg-faint:   #56627E;

  /* Signals — the two waves that sync */
  --amber:      #FFB24C;   /* signal A / primary CTA (warm phosphor) */
  --amber-deep: #F59324;
  --cyan:       #46C9FF;   /* signal B */
  --cyan-deep:  #1FA9E6;

  /* Effects */
  --amber-glow: rgba(255, 178, 76, 0.18);
  --cyan-glow:  rgba(70, 201, 255, 0.16);

  /* Type */
  --f-display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --f-body:    "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  --f-mono:    "IBM Plex Mono", ui-monospace, "Cascadia Code", monospace;

  /* Type scale (fluid) */
  --t-eyebrow: 0.78rem;
  --t-small:   0.92rem;
  --t-body:    1.02rem;
  --t-lead:    clamp(1.1rem, 1.6vw, 1.3rem);
  --t-h3:      clamp(1.25rem, 2.2vw, 1.6rem);
  --t-h2:      clamp(2rem, 5vw, 3.4rem);
  --t-h1:      clamp(2.8rem, 7.5vw, 6rem);

  /* Space / shape */
  --r-sm: 8px;
  --r:    14px;
  --r-lg: 22px;
  --maxw: 1200px;
  --gut:  clamp(20px, 5vw, 56px);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ----- Reset ------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--f-body);
  font-size: var(--t-body);
  line-height: 1.6;
  color: var(--fg);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; }
ul { list-style: none; padding: 0; }

/* Ambient tech backdrop — static, zero-JS, single paint.
   Layer 1 (::before): soft amber + cyan signal glows for depth.
   Layer 2 (::after): faint LED dot-matrix, masked to the top.
   Both fixed + pointer-events:none so they never affect layout or input. */
body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
body::before {
  background:
    radial-gradient(46% 52% at 12% -4%, var(--amber-glow), transparent 68%),
    radial-gradient(50% 60% at 92% 6%, var(--cyan-glow), transparent 70%);
}
body::after {
  background-image: radial-gradient(var(--cyan) 1px, transparent 1.6px);
  background-size: 30px 30px;
  opacity: 0.06;
  -webkit-mask-image: radial-gradient(120% 80% at 50% -10%, #000 0%, transparent 70%);
          mask-image: radial-gradient(120% 80% at 50% -10%, #000 0%, transparent 70%);
}

/* ----- Layout helpers --------------------------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gut); }
.section { position: relative; padding-block: clamp(64px, 10vw, 130px); z-index: 1; }
.section--tight { padding-block: clamp(48px, 7vw, 90px); }

.eyebrow {
  font-family: var(--f-mono);
  font-size: var(--t-eyebrow);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: linear-gradient(90deg, var(--amber), transparent);
}

.section__head { max-width: 640px; margin-bottom: clamp(36px, 5vw, 60px); }
.section__head h2 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: var(--t-h2);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin-top: 16px;
}
.section__head p { color: var(--fg-muted); font-size: var(--t-lead); margin-top: 16px; }

.glow-amber { color: var(--amber); }
.glow-cyan  { color: var(--cyan); }

/* Phase-line divider — the signature motif, used between sections */
.phaseline { position: relative; height: 1px; z-index: 1; }
.phaseline::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, var(--line) 12%, var(--line) 88%, transparent);
}
.phaseline svg { position: absolute; left: 0; right: 0; top: -7px; width: 100%; height: 14px; opacity: 0.7; }

/* ----- Buttons ---------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.55em;
  font-family: var(--f-mono);
  font-size: var(--t-small);
  letter-spacing: 0.02em;
  padding: 0.85em 1.4em;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  transition: transform .25s var(--ease), background .25s var(--ease),
              border-color .25s var(--ease), box-shadow .25s var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn--primary {
  background: var(--amber);
  color: #1A1203;
  font-weight: 600;
  box-shadow: 0 6px 22px -8px var(--amber-glow);
}
.btn--primary:hover { background: #FFC069; box-shadow: 0 10px 30px -8px var(--amber-glow); transform: translateY(-2px); }
.btn--ghost { border-color: var(--line); color: var(--fg); }
.btn--ghost:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-2px); }
.btn--block { width: 100%; justify-content: center; }
.btn svg { width: 17px; height: 17px; }

/* ----- Nav -------------------------------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), border-color .3s var(--ease), backdrop-filter .3s;
}
.nav.is-stuck {
  background: rgba(10, 14, 26, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line-soft);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 0.6em; font-family: var(--f-display); font-weight: 700; font-size: 1.25rem; letter-spacing: -0.01em; }
.brand .dot { color: var(--amber); }
.brand__mark { width: 30px; height: 30px; }

.nav__links { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 34px); }
.nav__links a {
  font-family: var(--f-mono); font-size: 0.86rem; color: var(--fg-muted);
  letter-spacing: 0.01em; transition: color .2s; position: relative; padding-block: 6px;
}
.nav__links a:hover { color: var(--fg); }
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: var(--amber); transition: width .25s var(--ease);
}
.nav__links a:hover::after { width: 100%; }
.nav__cta { display: flex; align-items: center; gap: 14px; }
.nav__toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: var(--r-sm); align-items: center; justify-content: center; }
.nav__toggle svg { width: 20px; height: 20px; }

/* ----- Hero ------------------------------------------------------------- */
.hero { position: relative; z-index: 1; overflow-x: clip; padding-top: clamp(40px, 7vw, 80px); padding-bottom: clamp(50px, 8vw, 110px); }
.hero__grid {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(30px, 5vw, 70px);
  align-items: center;
}
.hero__status {
  display: inline-flex; align-items: center; gap: 0.6em;
  font-family: var(--f-mono); font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fg-muted); border: 1px solid var(--line); border-radius: 100px;
  padding: 0.4em 0.9em; margin-bottom: 26px;
}
.hero__status .pulse {
  width: 7px; height: 7px; border-radius: 50%; background: var(--cyan);
  box-shadow: 0 0 0 0 var(--cyan-glow); animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(70,201,255,.5); }
  70% { box-shadow: 0 0 0 9px rgba(70,201,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(70,201,255,0); }
}
.hero h1 {
  font-family: var(--f-display); font-weight: 800;
  font-size: var(--t-h1); line-height: 0.98; letter-spacing: -0.035em;
}
.hero h1 .line { display: block; overflow: hidden; }
.hero h1 em { font-style: normal; color: var(--amber); position: relative; }
.hero__lead { color: var(--fg-muted); font-size: var(--t-lead); max-width: 46ch; margin-top: 24px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

/* Stats strip */
.stats { display: flex; flex-wrap: wrap; gap: clamp(22px, 4vw, 52px); margin-top: 52px; padding-top: 30px; border-top: 1px solid var(--line-soft); }
.stat__num { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.8rem, 3.4vw, 2.6rem); letter-spacing: -0.02em; line-height: 1; }
.stat__num .suffix { color: var(--cyan); }
.stat__label { font-family: var(--f-mono); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--fg-muted); margin-top: 8px; }

.hero__grid { position: relative; z-index: 1; }

/* ----- Isometric workspace (what we build) ------------------------------ */
.iso {
  position: relative; width: 100%; aspect-ratio: 1 / 1;
  perspective: 1400px;
}
.iso__stage {
  position: absolute; inset: 0; margin: auto;
  width: 320px; height: 320px;
  transform-style: preserve-3d;
  transform: rotateX(54deg) rotateZ(-46deg) scale(var(--iso-s, 1));
}
/* blueprint floor that anchors the scene */
.iso__floor {
  position: absolute; inset: -22% ; transform: translateZ(0);
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 34px 34px;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 35%, transparent 72%);
          mask-image: radial-gradient(circle at 50% 50%, #000 35%, transparent 72%);
  opacity: .6;
}

/* a floating panel = a flat card lifted off the floor */
.panel {
  position: absolute; transform-style: preserve-3d;
  transform: translateZ(var(--z));
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px; padding: 9px;
  box-shadow: 0 0 0 1px rgba(0,0,0,.25);
  animation: floatZ 6s var(--ease) var(--d, 0s) infinite;
}
/* cast shadow projected on the floor */
.panel::after {
  content: ""; position: absolute; inset: 6% 8%;
  transform: translateZ(calc(-1 * var(--z)));
  background: radial-gradient(ellipse at center, rgba(0,0,0,.5), transparent 70%);
  filter: blur(6px); z-index: -1;
}
.panel__tag {
  position: absolute; top: -10px; left: 10px;
  transform: translateZ(0.1px);
  font-family: var(--f-mono); font-size: .58rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink); background: var(--amber);
  padding: 2px 7px; border-radius: 5px; white-space: nowrap;
  box-shadow: 0 4px 10px rgba(0,0,0,.35);
}
.panel--seo    { width: 100px; top: 4px;   left: 20px;  }
.panel--app    { width: 74px;  top: 2px;   left: 196px; }
.panel--store  { width: 112px; top: 128px; left: 198px; }
.panel--site   { width: 140px; top: 132px; left: 0;     }
.panel--design { width: 90px;  top: 296px; left: 4px;   }
.panel--store .panel__tag,
.panel--seo .panel__tag   { background: var(--cyan); }

@keyframes floatZ {
  0%, 100% { transform: translateZ(var(--z)); }
  50%      { transform: translateZ(calc(var(--z) + 12px)); }
}

/* --- mini UI primitives inside panels --- */
.mini { display: block; }
.mini span, .mini i, .mini b { display: block; }

/* website */
.ui-browser__bar { display: flex; align-items: center; gap: 4px; padding-bottom: 7px; }
.ui-browser__bar i { width: 6px; height: 6px; border-radius: 50%; background: var(--line); }
.ui-browser__bar i:first-child { background: var(--amber); }
.ui-url { flex: 1; height: 9px; margin-left: 6px; border-radius: 4px; background: var(--ink-2); }
.blk { margin-top: 6px; }
.blk--nav { display: flex; gap: 5px; }
.blk--nav span { height: 6px; flex: 1; background: var(--line); border-radius: 3px; }
.blk--nav span:first-child { background: var(--cyan); max-width: 22px; }
.blk--hero { height: 34px; border-radius: 6px; background: linear-gradient(120deg, var(--amber), var(--amber-deep)); }
.blk--cols { display: flex; gap: 5px; }
.blk--cols span { height: 20px; flex: 1; background: var(--surface-2); border: 1px solid var(--line); border-radius: 5px; }

/* store */
.ui-store { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.prod { background: var(--surface-2); border: 1px solid var(--line); border-radius: 6px; padding: 5px; }
.prod b { height: 18px; border-radius: 4px; background: linear-gradient(135deg, var(--cyan-deep), var(--cyan)); }
.prod i { height: 5px; width: 60%; margin-top: 5px; border-radius: 3px; background: var(--line); }
.ui-buy {
  display: block; margin-top: 7px; text-align: center;
  font-family: var(--f-mono); font-size: .58rem; letter-spacing: .04em;
  color: var(--ink); background: var(--amber); border-radius: 6px; padding: 5px 0;
}

/* phone */
.ui-phone { position: relative; padding-top: 12px; }
.ui-phone__notch { position: absolute; top: 3px; left: 50%; transform: translateX(-50%); width: 26px; height: 4px; border-radius: 3px; background: var(--line); }
.ui-phone .row { display: flex; align-items: center; gap: 5px; margin-bottom: 6px; }
.ui-phone .av { width: 12px; height: 12px; border-radius: 50%; background: var(--cyan); flex: none; }
.ui-phone .row span { height: 7px; flex: 1; border-radius: 4px; background: var(--surface-2); }
.ui-tabbar { display: flex; justify-content: space-around; gap: 5px; margin-top: 8px; padding-top: 7px; border-top: 1px solid var(--line); }
.ui-tabbar i { width: 8px; height: 8px; border-radius: 3px; background: var(--line); }
.ui-tabbar i.on { background: var(--amber); }

/* seo / chart */
.ui-chart { position: relative; display: flex; align-items: flex-end; gap: 5px; height: 52px; }
.ui-chart .bar { width: 100%; flex: 1; height: var(--h); border-radius: 4px 4px 0 0; background: linear-gradient(var(--cyan), var(--cyan-deep)); }
.ui-chart .bar:last-of-type { background: linear-gradient(var(--amber), var(--amber-deep)); }
.ui-trend { position: absolute; right: 4px; top: 0; width: 42px; height: 28px; color: var(--amber); }

/* design */
.ui-design { display: flex; align-items: center; gap: 6px; }
.ui-design .sw { width: 18px; height: 26px; border-radius: 5px; }
.sw--a { background: var(--amber); } .sw--c { background: var(--cyan); } .sw--f { background: var(--fg); }
.ui-design .aa { margin-left: auto; font-family: var(--f-display); font-weight: 800; font-size: 1.2rem; color: var(--fg); line-height: 1; }

/* --- decorative floating iso cubes (SVG) --- */
.fcube {
  position: absolute; width: var(--w, 46px); height: auto; z-index: 2; pointer-events: none;
  filter: drop-shadow(0 12px 14px rgba(0,0,0,.45));
}

/* ----- Marquee ---------------------------------------------------------- */
.marquee { border-block: 1px solid var(--line-soft); overflow: hidden; padding-block: 20px; position: relative; z-index: 1; background: var(--ink-2); }
.marquee__track { display: flex; gap: 56px; width: max-content; animation: slide 32s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee span { font-family: var(--f-mono); font-size: 0.85rem; letter-spacing: 0.08em; color: var(--fg-muted); display: inline-flex; align-items: center; gap: 56px; }
.marquee span::after { content: "◆"; color: var(--amber); font-size: 0.6rem; }
@keyframes slide { to { transform: translateX(-50%); } }

/* ----- Services --------------------------------------------------------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: var(--r-lg); overflow: hidden; }
.svc {
  background: var(--ink); padding: clamp(24px, 3vw, 38px);
  position: relative; transition: background .3s var(--ease);
  min-height: 230px; display: flex; flex-direction: column;
}
.svc:hover { background: var(--surface); }
.svc__no { font-family: var(--f-mono); font-size: 0.74rem; color: var(--fg-faint); letter-spacing: 0.1em; }
.svc__icon { width: 38px; height: 38px; color: var(--cyan); margin: 18px 0 20px; transition: color .3s, transform .3s var(--ease); }
.svc:hover .svc__icon { color: var(--amber); transform: translateY(-3px); }
.svc h3 { font-family: var(--f-display); font-weight: 700; font-size: var(--t-h3); letter-spacing: -0.01em; }
.svc p { color: var(--fg-muted); font-size: var(--t-small); margin-top: 10px; }
.svc__arrow { margin-top: auto; padding-top: 18px; color: var(--fg-faint); transition: color .3s, transform .3s var(--ease); width: 20px; }
.svc:hover .svc__arrow { color: var(--amber); transform: translateX(4px); }

/* ----- Work ------------------------------------------------------------- */
.work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(18px, 2.4vw, 28px); }
.work {
  border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden;
  background: var(--surface); transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.work:hover { border-color: var(--cyan); transform: translateY(-4px); }
.work__bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--line-soft); background: var(--ink-2); }
.work__bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line); display: block; }
.work__bar i:nth-child(1) { background: #FF5F57; } .work__bar i:nth-child(2) { background: #FEBC2E; } .work__bar i:nth-child(3) { background: #28C840; }
.work__url { font-family: var(--f-mono); font-size: 0.74rem; color: var(--fg-faint); margin-left: 8px; }
.work__shot { aspect-ratio: 16 / 10; position: relative; display: grid; place-items: center; overflow: hidden;
  background:
    radial-gradient(80% 80% at 30% 20%, var(--cyan-glow), transparent 60%),
    radial-gradient(80% 80% at 80% 90%, var(--amber-glow), transparent 60%),
    var(--ink); }
.work__shot span { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.4rem, 3vw, 2.2rem); color: rgba(234,238,247,0.14); letter-spacing: -0.02em; }
/* live screenshot covers the fallback wordmark; subtle zoom on card hover.
   themed gradient bg shows while the shot loads so it never flashes blank */
.work__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top center; z-index: 1; transition: transform .5s var(--ease);
  background:
    radial-gradient(80% 80% at 30% 20%, var(--cyan-glow), transparent 60%),
    radial-gradient(80% 80% at 80% 90%, var(--amber-glow), transparent 60%),
    var(--ink); }
.work:hover .work__img { transform: scale(1.04); }
/* full-slide artwork (light bg): show whole composition instead of cropping */
.work__img--contain { object-fit: contain; object-position: center; background: #eef1f8; }
.work__meta { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px; gap: 16px; }
.work__meta h3 { font-family: var(--f-display); font-weight: 700; font-size: 1.15rem; }
.work__tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.work__tags b { font-family: var(--f-mono); font-weight: 400; font-size: 0.72rem; color: var(--fg-muted); border: 1px solid var(--line); border-radius: 100px; padding: 2px 10px; }
.work__view { font-family: var(--f-mono); font-size: 0.78rem; color: var(--cyan); display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }

/* more live builds — thumbnail gallery under the main work grid */
.work-more { margin-top: clamp(28px, 3.4vw, 44px); padding-top: 30px; border-top: 1px solid var(--line-soft); }
.work-more__label { display: block; font-family: var(--f-mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--fg-faint); margin-bottom: 20px; }
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(14px, 1.8vw, 20px); }
.tile {
  display: block; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden;
  background: var(--surface); transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.tile:hover { border-color: var(--cyan); transform: translateY(-4px); }
.tile__shot {
  display: block; aspect-ratio: 16 / 10; overflow: hidden; position: relative;
  background:
    radial-gradient(80% 80% at 30% 20%, var(--cyan-glow), transparent 60%),
    radial-gradient(80% 80% at 80% 90%, var(--amber-glow), transparent 60%),
    var(--ink);
}
.tile__shot img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform .5s var(--ease); }
.tile:hover .tile__shot img { transform: scale(1.05); }
.tile__name {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 13px 15px; font-family: var(--f-display); font-weight: 700; font-size: 0.98rem;
  letter-spacing: -0.01em; color: var(--fg);
}
.tile__name svg { width: 15px; height: 15px; color: var(--fg-faint); flex: none; transition: color .3s var(--ease), transform .3s var(--ease); }
.tile:hover .tile__name svg { color: var(--cyan); transform: translate(2px, -2px); }
@media (max-width: 900px) { .gallery { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .gallery { grid-template-columns: repeat(2, 1fr); } }

/* ----- Process ---------------------------------------------------------- */
.proc { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: var(--r-lg); overflow: hidden; }
.step { background: var(--ink); padding: clamp(22px, 2.6vw, 34px); position: relative; }
.step__no { font-family: var(--f-mono); font-size: 0.78rem; color: var(--amber); letter-spacing: 0.1em; }
.step__no::before { content: ""; display: block; width: 100%; height: 2px; background: linear-gradient(90deg, var(--amber), transparent); margin-bottom: 16px; }
.step__stack { position: relative; height: 90px; margin-bottom: 16px; }
.step__stack { overflow: visible; }
.step__stack .fcube { filter: drop-shadow(0 6px 8px rgba(0,0,0,0.4)); animation: none; }

/* the newest (top) cube drops in, settles, then stays;
   phases play one-by-one (7s cycle, ~1s gap per step), then loop */
.step__stack .fcube--top {
  animation: place-cube 7s var(--ease) calc(var(--step, 0) * 1s) infinite backwards;
}
/* cube drops down (0→16%), placed, then settles & stays */
@keyframes place-cube {
  0%   { transform: translateY(-48px); opacity: 0; }
  3%   { opacity: 1; }
  16%  { transform: translateY(0); }      /* placed on stack */
  19%  { transform: translateY(-3px); }   /* gentle settle */
  22%  { transform: translateY(0); }
  100% { transform: translateY(0); opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .step__stack .fcube--top { animation: none; }
}
.step h3 { font-family: var(--f-display); font-weight: 700; font-size: var(--t-h3); margin: 4px 0 10px; }
.step p { color: var(--fg-muted); font-size: var(--t-small); }

/* ----- Why us ----------------------------------------------------------- */
.why { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 64px); align-items: center; }
.why__list { display: grid; gap: 2px; }
.why__item { display: flex; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--line-soft); }
.why__item:first-child { border-top: 1px solid var(--line-soft); }
.why__item svg { width: 24px; height: 24px; color: var(--cyan); flex: none; margin-top: 3px; }
.why__item h3 { font-family: var(--f-display); font-weight: 700; font-size: 1.18rem; }
.why__item p { color: var(--fg-muted); font-size: var(--t-small); margin-top: 4px; }
.why__panel { border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(28px, 4vw, 44px); background:
    radial-gradient(120% 100% at 100% 0%, rgba(70,201,255,0.07), transparent 55%), var(--surface); }
.why__panel .big { font-family: var(--f-display); font-weight: 800; font-size: clamp(3rem, 8vw, 5rem); line-height: 0.9; letter-spacing: -0.03em; }
.why__panel .big .suffix { color: var(--amber); }
.why__panel p { color: var(--fg-muted); margin-top: 14px; }
.why__panel hr { border: 0; border-top: 1px solid var(--line-soft); margin: 26px 0; }

/* ----- Brands (trusted-by strip under hero) ----------------------------- */
/* Wordmarks, not images — always reliable. Each sits faint until hovered,
   then locks to full white with an amber→cyan baseline (the sync motif). */
.brands {
  display: flex; flex-direction: column; gap: 14px;
  padding-block: clamp(26px, 3.6vw, 40px);
  border-top: 1px solid var(--line-soft);
  position: relative; z-index: 1;
}
.brands__head {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: clamp(16px, 3vw, 40px);
}
.brands__label {
  font-family: var(--f-mono); font-size: 0.72rem; text-transform: uppercase;
  letter-spacing: 0.18em; color: var(--fg-faint); flex: 0 1 auto; min-width: 0;
}
.brands__list { display: flex; flex-wrap: wrap; align-items: center; gap: clamp(16px, 3vw, 38px); }
.brands__list li {
  font-family: var(--f-display); font-weight: 700;
  font-size: clamp(1.1rem, 2.4vw, 1.55rem); letter-spacing: -0.02em;
  color: var(--fg-faint); position: relative; cursor: default;
  transition: color .3s var(--ease);
}
.brands__list li::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -5px; height: 2px;
  background: linear-gradient(90deg, var(--amber), var(--cyan));
  transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.brands__list li:hover { color: var(--fg); }
.brands__list li:hover::after { transform: scaleX(1); }

/* ----- CTA band --------------------------------------------------------- */
.cta-band { position: relative; z-index: 1; }
.cta-band__inner {
  border-radius: var(--r-lg); overflow: hidden; position: relative;
  background: linear-gradient(120deg, var(--amber) 0%, var(--amber-deep) 100%);
  color: #1A1203; padding: clamp(40px, 6vw, 72px);
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: center;
}
.cta-band__inner h2 { font-family: var(--f-display); font-weight: 800; font-size: clamp(1.9rem, 4.6vw, 3rem); letter-spacing: -0.025em; line-height: 1; }
.cta-band__inner p { margin-top: 14px; color: #3A2A08; max-width: 40ch; }
.cta-band .actions { display: flex; flex-direction: column; gap: 12px; }
.cta-band .btn--primary { background: #1A1203; color: var(--amber); box-shadow: none; }
.cta-band .btn--primary:hover { background: #000; }
.cta-band .btn--ghost { border-color: rgba(26,18,3,0.35); color: #1A1203; }
.cta-band .btn--ghost:hover { border-color: #1A1203; color: #1A1203; background: rgba(26,18,3,0.06); }
.cta-band__inner::after { content: ""; position: absolute; right: -40px; top: -40px; width: 220px; height: 220px;
  background-image: radial-gradient(rgba(26,18,3,0.18) 1.4px, transparent 1.4px); background-size: 16px 16px; opacity: 0.5; }
.cta-band__inner > *:not(.cta-cubes) { position: relative; z-index: 1; }
.cta-cubes { position: absolute; z-index: 0; right: 18px; bottom: -14px; width: 160px; height: 120px; }
.cta-cubes .fcube { filter: drop-shadow(0 8px 10px rgba(26,18,3,0.3)); }

/* ----- Contact ---------------------------------------------------------- */
.contact { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(34px, 5vw, 70px); }
.contact__info h2 { font-family: var(--f-display); font-weight: 800; font-size: var(--t-h2); line-height: 1.02; letter-spacing: -0.025em; margin-top: 16px; }
.contact__info p { color: var(--fg-muted); margin-top: 16px; max-width: 38ch; }
.contact__links { margin-top: 32px; display: grid; gap: 2px; }
.contact__link { display: flex; align-items: center; gap: 16px; padding: 16px 0; border-top: 1px solid var(--line-soft); transition: color .2s; }
.contact__link:last-child { border-bottom: 1px solid var(--line-soft); }
.contact__link:hover { color: var(--amber); }
.contact__link svg { width: 22px; height: 22px; color: var(--cyan); flex: none; transition: color .2s; }
.contact__link:hover svg { color: var(--amber); }
.contact__link b { font-weight: 600; }
.contact__link span { display: block; font-family: var(--f-mono); font-size: 0.78rem; color: var(--fg-muted); }

.form { border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(26px, 3.4vw, 40px); background: var(--surface); }
.field { margin-bottom: 18px; }
.field label { font-family: var(--f-mono); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--fg-muted); display: block; margin-bottom: 8px; }
.field input, .field textarea {
  width: 100%; font: inherit; color: var(--fg); background: var(--ink-2);
  border: 1px solid var(--line); border-radius: var(--r-sm); padding: 0.85em 1em;
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px var(--cyan-glow); }
.field input::placeholder, .field textarea::placeholder { color: var(--fg-faint); }
.field--row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__note { font-family: var(--f-mono); font-size: 0.74rem; color: var(--fg-faint); margin-top: 14px; text-align: center; }
.form__msg { font-family: var(--f-mono); font-size: 0.84rem; padding: 12px 14px; border-radius: var(--r-sm); margin-bottom: 18px; display: none; }
.form__msg.is-ok { display: block; color: #BFF7C9; background: rgba(40,200,64,0.1); border: 1px solid rgba(40,200,64,0.3); }
.form__msg.is-err { display: block; color: #FFC4C0; background: rgba(255,95,87,0.1); border: 1px solid rgba(255,95,87,0.3); }

/* ----- Footer ----------------------------------------------------------- */
.footer { border-top: 1px solid var(--line-soft); padding-block: 54px 34px; position: relative; z-index: 1; }
.footer__top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 30px; }
.footer__brand { max-width: 320px; }
.footer__brand p { color: var(--fg-muted); font-size: var(--t-small); margin-top: 14px; }
.footer__cols { display: flex; gap: clamp(40px, 6vw, 90px); flex-wrap: wrap; }
.footer__col h4 { font-family: var(--f-mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--fg-faint); margin-bottom: 16px; }
.footer__col a { display: block; color: var(--fg-muted); font-size: var(--t-small); padding: 5px 0; transition: color .2s; }
.footer__col a:hover { color: var(--amber); }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line-soft); font-family: var(--f-mono); font-size: 0.76rem; color: var(--fg-faint); }
.footer__bottom a:hover { color: var(--amber); }

/* ----- Reveal animation ------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }
.reveal[data-delay="5"] { transition-delay: .40s; }

/* ----- Responsive ------------------------------------------------------- */
@media (max-width: 980px) {
  .hero__grid { grid-template-columns: 1fr; }
  .iso { order: -1; max-width: 460px; margin-inline: auto; --iso-s: 1.05; }
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .proc { grid-template-columns: repeat(2, 1fr); }
  .reviews { grid-template-columns: 1fr; }
  .why, .contact, .cta-band__inner { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .nav__links, .nav__cta .btn--ghost { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav.is-open .nav__links {
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
    position: absolute; left: var(--gut); right: var(--gut); top: 78px;
    background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--r); padding: 16px;
  }
  .nav.is-open .nav__links a { width: 100%; padding: 10px 0; }
}
@media (max-width: 640px) {
  .nav__cta { gap: 10px; }
  .nav__cta .btn--primary { padding: 0.72em 1.05em; }
  .svc-grid { grid-template-columns: 1fr; }
  .proc { grid-template-columns: 1fr; }
  .field--row { grid-template-columns: 1fr; }
  .stats { gap: 28px; }
  .iso { --iso-s: .82; }
  .cta-cubes { display: none; }
}

/* ----- Service detail page ---------------------------------------------- */
.svc-hero { padding-top: clamp(40px, 6vw, 76px); padding-bottom: clamp(24px, 4vw, 44px); }
.svc-hero__grid { display: grid; grid-template-columns: 1.25fr 0.75fr; gap: clamp(30px, 5vw, 64px); align-items: center; }
.svc-hero h1 { font-family: var(--f-display); font-weight: 800; font-size: clamp(2.4rem, 6.4vw, 4.6rem); line-height: 0.98; letter-spacing: -0.035em; margin-top: 18px; }
.svc-hero__lead { color: var(--fg-muted); font-size: var(--t-lead); margin-top: 22px; max-width: 48ch; }
.svc-hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.svc-hero__icon { width: clamp(120px, 18vw, 210px); height: auto; color: var(--cyan); margin-inline: auto; opacity: 0.92; filter: drop-shadow(0 18px 30px var(--cyan-glow)); }

.breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; font-family: var(--f-mono); font-size: 0.76rem; color: var(--fg-faint); letter-spacing: 0.04em; }
.breadcrumb a { color: var(--fg-muted); transition: color .2s; }
.breadcrumb a:hover { color: var(--amber); }
.breadcrumb__here { color: var(--fg); }

.lede { max-width: 760px; }
.lede p { color: var(--fg-muted); font-size: var(--t-lead); }
.lede p + p { margin-top: 18px; }

/* feature cards reuse .svc-grid / .svc; ensure non-link cards sit neat */
.svc-grid .svc h3 { margin-top: 0; }

.deliver { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 clamp(28px, 5vw, 60px); }
.deliver li { display: flex; gap: 12px; align-items: flex-start; color: var(--fg-muted); font-size: var(--t-small); padding: 14px 0; border-bottom: 1px solid var(--line-soft); }
.deliver li svg { width: 18px; height: 18px; color: var(--cyan); flex: none; margin-top: 3px; }

.faq { display: grid; gap: 0; max-width: 820px; }
.faq__item { border-bottom: 1px solid var(--line-soft); }
.faq__item:first-child { border-top: 1px solid var(--line-soft); }
.faq__item summary { display: flex; justify-content: space-between; align-items: center; gap: 18px; cursor: pointer; list-style: none; padding: 22px 0; font-family: var(--f-display); font-weight: 700; font-size: 1.14rem; letter-spacing: -0.01em; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; font-family: var(--f-mono); color: var(--amber); font-size: 1.5rem; line-height: 1; flex: none; transition: transform .25s var(--ease); }
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { color: var(--fg-muted); font-size: var(--t-small); padding-bottom: 22px; max-width: 72ch; }

.svc-chips { display: flex; flex-wrap: wrap; gap: 12px; }
.svc-chips a { display: inline-flex; align-items: center; gap: 8px; font-family: var(--f-mono); font-size: 0.82rem; color: var(--fg-muted); border: 1px solid var(--line); border-radius: 100px; padding: 9px 16px; transition: border-color .25s var(--ease), color .25s var(--ease), transform .25s var(--ease); }
.svc-chips a svg { width: 14px; height: 14px; }
.svc-chips a:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-2px); }

@media (max-width: 980px) {
  .svc-hero__grid { grid-template-columns: 1fr; }
  .svc-hero__icon { order: -1; width: 110px; margin-inline: 0; }
  .deliver { grid-template-columns: 1fr; }
}

/* ----- Blog -------------------------------------------------------------- */
.chip { display: inline-flex; align-items: center; font-family: var(--f-mono); font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase; padding: 4px 10px; border-radius: 100px; border: 1px solid var(--line); color: var(--fg-muted); }
.chip--amber { color: var(--amber); border-color: rgba(255,178,76,0.35); background: var(--amber-glow); }
.chip--cyan  { color: var(--cyan);  border-color: rgba(70,201,255,0.35); background: var(--cyan-glow); }

/* Listing hero */
.blog-hero { padding-bottom: clamp(20px, 3vw, 34px); }
.blog-hero h1 { font-family: var(--f-display); font-weight: 800; font-size: clamp(2.4rem, 6vw, 4.4rem); letter-spacing: -0.03em; line-height: 1.02; margin-top: 14px; }
.blog-hero__lead { color: var(--fg-muted); font-size: var(--t-lead); margin-top: 18px; max-width: 60ch; }

/* Card grid */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2vw, 24px); }
.blog-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--r-lg); overflow: hidden; transition: border-color .3s var(--ease), transform .3s var(--ease); }
.blog-card:hover { border-color: var(--cyan); transform: translateY(-4px); }
.blog-card__body { display: flex; flex-direction: column; gap: 10px; padding: clamp(18px, 2.2vw, 24px); flex: 1; }
.blog-card__meta { display: flex; align-items: center; gap: 10px; font-family: var(--f-mono); font-size: 0.76rem; color: var(--fg-faint); }
.blog-card h3 { font-family: var(--f-display); font-weight: 700; font-size: var(--t-h3); letter-spacing: -0.015em; line-height: 1.15; margin-top: 2px; }
.blog-card p { color: var(--fg-muted); font-size: var(--t-small); }
.blog-card__more { margin-top: auto; padding-top: 6px; display: inline-flex; align-items: center; gap: 8px; font-family: var(--f-mono); font-size: 0.78rem; color: var(--fg-faint); transition: color .3s var(--ease); }
.blog-card__more svg { width: 15px; height: 15px; transition: transform .3s var(--ease); }
.blog-card:hover .blog-card__more { color: var(--cyan); }
.blog-card:hover .blog-card__more svg { transform: translateX(4px); }

/* Banner block (stands in for a featured image) */
.blog-banner { position: relative; display: flex; align-items: flex-end; aspect-ratio: 16 / 9; padding: 16px; overflow: hidden; }
.blog-banner--amber { background: linear-gradient(135deg, #1C130640, #12192B), radial-gradient(120% 120% at 15% 0%, var(--amber-glow), transparent 60%); color: var(--amber); }
.blog-banner--cyan  { background: linear-gradient(135deg, #06161C40, #12192B), radial-gradient(120% 120% at 15% 0%, var(--cyan-glow), transparent 60%); color: var(--cyan); }
.blog-banner::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--line-soft) 1px, transparent 1px), linear-gradient(90deg, var(--line-soft) 1px, transparent 1px); background-size: 26px 26px; opacity: .35; -webkit-mask-image: radial-gradient(120% 120% at 15% 0%, #000, transparent 70%); mask-image: radial-gradient(120% 120% at 15% 0%, #000, transparent 70%); }
.blog-banner__cat { position: relative; z-index: 1; font-family: var(--f-mono); font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; }
.blog-banner__wave { position: absolute; right: -10px; top: 50%; transform: translateY(-50%); width: 55%; opacity: .5; }
.blog-banner__wave svg { width: 100%; height: auto; }
/* real featured image: sits under the category label */
.blog-banner--img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; transition: transform .5s var(--ease); }
.blog-banner--img::after { opacity: 0; }
.blog-banner--img .blog-banner__cat { padding: 3px 9px; border-radius: 100px; background: rgba(6,9,17,0.7); backdrop-filter: blur(4px); }
.blog-card:hover .blog-banner--img img { transform: scale(1.05); }

/* Category filter */
.blog-filter { display: flex; flex-wrap: wrap; gap: 10px; margin-top: clamp(24px, 3vw, 36px); }
.blog-filter__chip { display: inline-flex; align-items: center; gap: 7px; font-family: var(--f-mono); font-size: 0.82rem; color: var(--fg-muted); border: 1px solid var(--line); border-radius: 100px; padding: 8px 15px; transition: border-color .25s var(--ease), color .25s var(--ease), background .25s var(--ease); }
.blog-filter__chip span { font-size: 0.72rem; color: var(--fg-faint); }
.blog-filter__chip:hover { border-color: var(--cyan); color: var(--cyan); }
.blog-filter__chip.is-active { border-color: var(--amber); color: var(--ink); background: var(--amber); }
.blog-filter__chip.is-active span { color: rgba(26,18,3,0.65); }

.blog-empty { color: var(--fg-muted); font-size: var(--t-lead); padding: 40px 0; }

/* Pagination */
.pager { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: clamp(36px, 5vw, 56px); flex-wrap: wrap; }
.pager__btn { font-family: var(--f-mono); font-size: 0.84rem; color: var(--fg-muted); border: 1px solid var(--line); border-radius: 100px; padding: 9px 18px; transition: border-color .25s var(--ease), color .25s var(--ease); }
.pager__btn:hover { border-color: var(--cyan); color: var(--cyan); }
.pager__btn.is-disabled { opacity: .4; pointer-events: none; }
.pager__nums { display: flex; gap: 6px; }
.pager__num { display: inline-flex; align-items: center; justify-content: center; min-width: 38px; height: 38px; font-family: var(--f-mono); font-size: 0.84rem; color: var(--fg-muted); border: 1px solid var(--line); border-radius: 10px; transition: border-color .25s var(--ease), color .25s var(--ease), background .25s var(--ease); }
.pager__num:hover { border-color: var(--cyan); color: var(--cyan); }
.pager__num.is-active { border-color: var(--amber); color: var(--ink); background: var(--amber); }
@media (max-width: 520px) { .pager__nums { order: -1; width: 100%; justify-content: center; } }

/* Article view */
.blog-article { max-width: 820px; margin-inline: auto; }
.blog-article__meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-family: var(--f-mono); font-size: 0.8rem; color: var(--fg-faint); }
.blog-article__title { font-family: var(--f-display); font-weight: 800; font-size: clamp(2.1rem, 5vw, 3.4rem); letter-spacing: -0.03em; line-height: 1.05; margin: 16px 0 24px; }
.blog-article .blog-banner { border-radius: var(--r-lg); aspect-ratio: 21 / 8; }

.prose { margin-top: clamp(28px, 4vw, 44px); }
.prose__lead { color: var(--fg); font-size: var(--t-lead); line-height: 1.6; }
.prose__lead + .prose__lead { margin-top: 16px; }
.prose h2 { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.4rem, 2.6vw, 1.9rem); letter-spacing: -0.02em; margin: clamp(30px, 4vw, 44px) 0 14px; }
.prose p { color: var(--fg-muted); font-size: var(--t-body); line-height: 1.75; }
.prose p + p { margin-top: 14px; }

.blog-faq { margin-top: clamp(36px, 5vw, 56px); }
.blog-faq h2 { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.4rem, 2.6vw, 1.9rem); letter-spacing: -0.02em; margin-bottom: 8px; }

@media (max-width: 900px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .blog-grid { grid-template-columns: 1fr; } }

/* ----- Blog → service contextual link ----------------------------------- */
.blog-svc-link {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin-top: 40px;
  padding: 20px 24px;
  border: 1px solid #243049;
  border-radius: 14px;
  background: rgba(70, 201, 255, .05);
}
.blog-svc-link span { color: #9fb0c9; font-weight: 600; }
.blog-svc-link a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: #46C9FF;
  text-decoration: none;
}
.blog-svc-link a svg { width: 18px; height: 18px; transition: transform .2s; }
.blog-svc-link a:hover svg { transform: translateX(4px); }

/* ----- Reduced motion --------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee__track { animation: none; }
}