/* ============================================================
   BILAL STUDIO — Interface as Structure (pass 2)
   Brutalist type / glass layers / technical wiring / dark space
   ============================================================ */

:root {
  --charcoal:   #0B0F14;
  --midnight:   #0F1722;
  --electric:   #2B8CFF;
  --cyan:       #4FD1FF;
  --white:      #F2F2F2;
  --gray:       #8A9199;
  --indigo:     #1A1F2E;

  --line:       rgba(242, 242, 242, 0.08);
  --line-hot:   rgba(79, 209, 255, 0.35);
  --glass:      rgba(15, 23, 34, 0.55);

  --font-display: "Clash Display", "Archivo Black", sans-serif;
  --font-body:    "Satoshi", "Helvetica Neue", sans-serif;
  --font-mono:    "JetBrains Mono", monospace;

  --gutter: clamp(1.25rem, 5vw, 6rem);
  --section-pad: clamp(7rem, 16vh, 12rem);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--charcoal);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

::selection { background: var(--electric); color: var(--charcoal); }

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

.mono {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.dim { color: var(--gray); }

main { position: relative; }

/* ---------- atmosphere ---------- */

.noise {
  position: fixed; inset: -50%;
  z-index: 9000; pointer-events: none;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.bg-grid {
  position: fixed; inset: 0;
  z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 30%, black 30%, transparent 95%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 30%, black 30%, transparent 95%);
  will-change: transform;
}

/* ---------- preloader ---------- */

.boot {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--charcoal);
  display: grid; place-items: center;
  transition: opacity 0.55s var(--ease-out), visibility 0.55s;
}
body[data-state="ready"] .boot { opacity: 0; visibility: hidden; }
.boot__inner { width: min(420px, 80vw); display: grid; gap: 0.8rem; }
.boot__logo { height: 3rem; width: auto; justify-self: center; margin-bottom: 1.2rem; }
.boot__row { display: flex; justify-content: space-between; }
.boot__bar { height: 2px; background: var(--indigo); overflow: hidden; }
.boot__bar span { display: block; height: 100%; width: 0%; background: var(--cyan); }

/* ---------- buttons ---------- */

.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 1rem 1.85rem;
  font-family: var(--font-mono);
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  border: 1px solid transparent;
  position: relative; overflow: hidden;
  cursor: pointer;
  transition: color 0.3s var(--ease-out), border-color 0.3s, background 0.3s;
}
.btn svg { width: 0.85em; height: 0.85em; flex: none; transition: transform 0.3s var(--ease-out); }
.btn:hover svg { transform: translate(2px, -2px); }
.btn--sm { padding: 0.65rem 1.15rem; font-size: 0.6875rem; }
.btn--lg { padding: 1.2rem 2.6rem; font-size: 0.8125rem; }
.btn--solid { background: var(--white); color: var(--charcoal); }
.btn--solid:hover { background: var(--electric); color: var(--white); }
.btn--ghost { border-color: rgba(242, 242, 242, 0.25); color: var(--white); }
.btn--ghost:hover { border-color: var(--cyan); color: var(--cyan); }
.btn::after {  /* light sweep — subtle, single pass */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(105deg, transparent 42%, rgba(255, 255, 255, 0.18) 50%, transparent 58%);
  transform: translateX(-110%);
  transition: transform 0.7s var(--ease-out);
  pointer-events: none;
}
.btn:hover::after { transform: translateX(110%); }

/* ---------- nav ---------- */

.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem;
  padding: 0.9rem var(--gutter);
  border-bottom: 1px solid transparent;
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
}
.nav.is-scrolled {
  background: rgba(11, 15, 20, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-color: var(--line);
}
.nav__logo { display: inline-flex; align-items: center; }
.nav__logo img { height: 2.3rem; width: auto; }
.nav__links { display: flex; gap: 1.75rem; }
.nav__links a {
  font-family: var(--font-mono); font-size: 0.6875rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--gray); position: relative;
  transition: color 0.25s;
}
.nav__links a:hover { color: var(--cyan); }
.nav__links a::before {
  content: "/ "; color: var(--electric); opacity: 0;
  transition: opacity 0.25s;
}
.nav__links a:hover::before { opacity: 1; }
.nav__right { display: flex; align-items: center; gap: 1.25rem; }
.nav__os { gap: 0.45rem; }
.nav__os svg { opacity: 0.85; }
.nav__status { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--gray); }
.nav__status i, .is-live i, .terminal__ok i {
  width: 6px; height: 6px; border-radius: 50%; background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: blink 2.6s infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

@media (max-width: 920px) {
  .nav__links, .nav__status { display: none; }
  .nav__right { gap: 0.6rem; }
}

/* ---------- shared section bits ---------- */

.section { position: relative; padding: var(--section-pad) var(--gutter); z-index: 1; }

.section__head { max-width: 980px; margin-bottom: clamp(3.5rem, 7vw, 6rem); }
.section__index { color: var(--electric); margin-bottom: 1.5rem; }
.section__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.6rem, 6.2vw, 5.6rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}
.section__title .line { display: block; overflow: hidden; }
.section__sub { color: var(--gray); max-width: 58ch; margin-top: 1.75rem; }

.outline {
  font-style: normal;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--cyan);
  animation: outlineBreathe 7s ease-in-out infinite;
}
@keyframes outlineBreathe {
  0%, 100% { filter: drop-shadow(0 0 0 rgba(79, 209, 255, 0)); }
  50% { filter: drop-shadow(0 0 9px rgba(79, 209, 255, 0.3)); }
}

/* one-time soft current pass after a heading reveals */
.did-pulse { animation: titlePulse 1.1s var(--ease-out) 1; }
@keyframes titlePulse {
  0%, 100% { text-shadow: 0 0 0 rgba(79, 209, 255, 0); }
  35% { text-shadow: 0 0 22px rgba(79, 209, 255, 0.28); }
}

/* ---------- routes (the site's nervous system) ----------
   Layer stack: bg/grid/noise → routes → cards/glass → text.
   Traces run behind opaque cards and glow faintly through glass. */

:root {
  --route-base: rgba(79, 209, 255, 0.2);
  --route-dim:  rgba(79, 209, 255, 0.1);
  --route-hot:  rgba(79, 209, 255, 0.6);
}

.routes {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  z-index: 0; pointer-events: none;
  overflow: visible;
}
.routes__path {
  fill: none;
  stroke: var(--route-base);
  stroke-width: 1.3;
  transition: stroke 0.4s;
}
.routes__path.routes__dim { stroke: var(--route-dim); }
.routes__path.is-hot { stroke: var(--route-hot); }
.routes__sweep {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.8;
  opacity: 0.7;
  filter: drop-shadow(0 0 4px rgba(79, 209, 255, 0.6));
}
.routes__signal {
  fill: var(--cyan);
  filter: drop-shadow(0 0 5px rgba(79, 209, 255, 0.9));
}
.routes__node {
  fill: var(--charcoal);
  stroke: rgba(79, 209, 255, 0.4);
  stroke-width: 1.5;
  transition: fill 0.5s, filter 0.5s;
}
.routes__node.is-active {
  fill: var(--cyan);
  filter: drop-shadow(0 0 7px rgba(79, 209, 255, 0.85));
}
.routes__node.is-hot {
  fill: var(--cyan);
  filter: drop-shadow(0 0 12px rgba(79, 209, 255, 1));
}

/* content rides above the route layer */
.section__head, .work__grid, .work__more, .tower__stage, .physics,
.services__grid, .process__map, .operator, .about__copy, .terminal,
.hero__content, .hero__row, .hero__foot {
  position: relative; z-index: 1;
}
.hero__labels { z-index: 2; }

/* ---------- hero ---------- */

.hero__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0; opacity: 0.35;
  pointer-events: none;
}

.hero {
  position: relative; z-index: 1;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 6.5rem var(--gutter) 3rem;
  gap: clamp(1.75rem, 3.5vh, 3rem);
}
.hero__labels { position: absolute; inset: 0 var(--gutter); pointer-events: none; }
.hero__label {
  position: absolute; left: var(--lx); top: var(--ly);
  color: var(--gray);
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-size: 0.625rem;
  will-change: transform;
}
.hero__label b { color: var(--electric); font-weight: 700; }

.hero__content { position: relative; z-index: 3; } /* foreground: text sits over the glass panel */
.hero__eyebrow { color: var(--cyan); margin-bottom: clamp(1.25rem, 2.5vh, 2rem); }

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: min(clamp(3rem, 8.4vw, 8.4rem), 14.5vh);
  line-height: 0.94;
  letter-spacing: -0.025em;
  text-transform: uppercase;
}
.hero__title .line { display: block; overflow: hidden; }
.hero__title .line:nth-child(2) { margin-left: 0.06em; }
.hero__title .line:nth-child(3) { margin-left: 0.03em; }
.hero__title .outline { -webkit-text-stroke-width: 2.5px; }

/* midground glass system panel (beats .glass's position: relative) */
.hero .hero__panel.glass {
  position: absolute;
  right: var(--gutter);
  top: 30%;
  width: min(300px, 24vw);
  z-index: 2;
  will-change: transform;
}
.hero__panel-bar {
  display: flex; justify-content: space-between;
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid var(--line);
  color: var(--gray);
  font-size: 0.625rem;
}
.hero__panel-data { display: grid; padding: 0.5rem 0; }
.hero__panel-data > div {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 0.5rem 0.9rem;
  font-size: 0.625rem;
}
.hero__panel-data dt { color: var(--gray); }
.hero__panel-data dd { color: var(--white); text-align: right; }
.hero__panel-data .is-live { color: var(--cyan); display: inline-flex; align-items: center; gap: 0.45rem; }

.hero__row {
  display: flex; flex-wrap: wrap; align-items: flex-end;
  justify-content: space-between; gap: 2rem;
  max-width: 1200px;
}
.hero__sub { color: var(--gray); max-width: 44ch; font-size: 1.125rem; }
.hero__cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero__foot {
  display: flex; align-items: center; gap: 1.5rem;
  color: var(--gray);
  border-top: 1px solid var(--line);
  padding-top: 1.2rem;
}
.hero__scrollline { flex: 1; height: 1px; background: var(--line); position: relative; overflow: hidden; }
.hero__scrollline i {
  position: absolute; top: 0; left: 0; height: 100%; width: 18%;
  background: var(--cyan);
  animation: scrollPulse 3.2s var(--ease-out) infinite;
}
@keyframes scrollPulse {
  from { transform: translateX(-120%); }
  to { transform: translateX(680%); }
}

@media (max-width: 1100px) {
  .hero__panel { display: none; }
}

/* ---------- ticker ---------- */

.ticker {
  position: relative; z-index: 1;
  border-block: 1px solid var(--line);
  background: var(--midnight);
  overflow: hidden;
  padding: 1rem 0;
}
.ticker__track { display: flex; width: max-content; animation: ticker 48s linear infinite; }
.ticker__track span {
  font-family: var(--font-display); font-weight: 600;
  font-size: 0.95rem; letter-spacing: 0.18em;
  white-space: nowrap; padding-right: 1rem;
  color: var(--gray);
}
.ticker__track i { font-style: normal; color: var(--electric); }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- work ---------- */

.work__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.25rem, 2.2vw, 2rem);
}

.card {
  position: relative;
  border: 1px solid var(--line);
  background: var(--midnight);
  overflow: clip;
  transition: border-color 0.4s;
  display: flex; flex-direction: column;
}
.card:nth-child(4n + 1), .card:nth-child(4n) { grid-column: span 7; }
.card:nth-child(4n + 2), .card:nth-child(4n + 3) { grid-column: span 5; }
/* odd last card closes the grid full-width */
.card:nth-child(4n + 3):last-child { grid-column: 1 / -1; }
.card:nth-child(4n + 3):last-child .card__media { aspect-ratio: 21 / 6; }
.card:hover { border-color: var(--line-hot); }
.card::before { /* border light that travels the top edge on hover */
  content: ""; position: absolute; top: -1px; left: 0; height: 1px; width: 36%;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: translateX(-130%);
  transition: transform 1s var(--ease-out);
  z-index: 2;
}
.card:hover::before { transform: translateX(310%); }

.card__media { position: relative; aspect-ratio: 16 / 9.5; overflow: hidden; }
.card__media > img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.85) contrast(1.02);
  transform: scale(1.045);
  transition: transform 1s var(--ease-out), filter 0.6s;
}
.card:hover .card__media > img { transform: scale(1.005); filter: saturate(1.05); }
.card__media::after { /* scan highlight on hover */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(79, 209, 255, 0.12) 50%, transparent 70%);
  transform: translateY(-110%);
  transition: transform 1s var(--ease-out);
  pointer-events: none;
}
.card:hover .card__media::after { transform: translateY(110%); }

.card__body { padding: 1.75rem 1.75rem 1.85rem; display: grid; gap: 0.85rem; flex: 1; align-content: start; }
.card__top { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.card__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.35rem, 2.1vw, 1.85rem);
  text-transform: uppercase; letter-spacing: 0.01em;
}
.card__cat { color: var(--electric); white-space: nowrap; }

.card__meta {
  display: flex; flex-wrap: wrap; gap: 0.4rem 1.6rem;
  padding-block: 0.7rem;
  border-block: 1px solid var(--line);
  font-family: var(--font-mono); font-size: 0.625rem;
  letter-spacing: 0.12em; text-transform: uppercase;
}
.card__meta b { color: var(--gray); font-weight: 500; margin-right: 0.5em; }
.card__meta span { color: var(--white); }

.card__desc { color: var(--gray); font-size: 0.97rem; max-width: 56ch; }
.card__foot { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-top: auto; padding-top: 0.5rem; }
.card__tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.card__tags span {
  font-family: var(--font-mono); font-size: 0.625rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--gray);
  border: 1px solid var(--line);
  padding: 0.24rem 0.55rem;
}
.card__cta {
  font-family: var(--font-mono); font-size: 0.6875rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--cyan); white-space: nowrap;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.card__cta::after { content: "→"; transition: transform 0.3s var(--ease-out); }
.card:hover .card__cta::after { transform: translateX(4px); }

.card__index {
  position: absolute; top: 1rem; left: 1.1rem; z-index: 2;
  font-family: var(--font-mono); font-size: 0.625rem; letter-spacing: 0.14em;
  color: var(--white);
  background: rgba(11, 15, 20, 0.7);
  border: 1px solid var(--line);
  padding: 0.28rem 0.55rem;
  backdrop-filter: blur(6px);
}

/* abstract visuals for projects without photography */
.card__abstract { width: 100%; height: 100%; display: block; background: var(--indigo); }

.card__code {
  width: 100%; height: 100%;
  display: grid; place-items: center;
  background:
    linear-gradient(rgba(79, 209, 255, 0.04) 1px, transparent 1px) 0 0 / 100% 1.9em,
    var(--indigo);
  text-transform: none; letter-spacing: 0;
}
.card__code pre {
  font-size: clamp(0.65rem, 1.3vw, 0.8rem);
  line-height: 1.9;
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(79, 209, 255, 0.35);
}

.work__more { display: flex; justify-content: center; margin-top: clamp(3rem, 6vw, 5rem); }

@media (max-width: 880px) {
  .card, .card:nth-child(n) { grid-column: 1 / -1; }
}

/* ---------- device mockup scenes ---------- */

.card__scene {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background:
    radial-gradient(ellipse 72% 52% at 42% 100%, rgba(43, 140, 255, 0.11) 0%, transparent 62%),
    radial-gradient(ellipse 38% 30% at 80% 90%, rgba(79, 209, 255, 0.06) 0%, transparent 52%),
    var(--charcoal);
}

/* ambient glow pool beneath devices */
.card__scene::before {
  content: "";
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 68%; height: 42%;
  background: radial-gradient(ellipse at center bottom, rgba(43, 140, 255, 0.14), transparent 70%);
  opacity: 0.75;
  transition: opacity 0.7s, width 0.7s;
  pointer-events: none;
  z-index: 1;
}
.card:hover .card__scene::before { opacity: 1; width: 90%; }

/* — laptop frame — */

.mkup-laptop {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-52%);
  width: 68%;
  z-index: 2;
  filter: drop-shadow(0 22px 55px rgba(0, 0, 0, 0.65));
  transition: transform 0.9s var(--ease-out), filter 0.7s;
  will-change: transform;
}
.card:hover .mkup-laptop {
  transform: translateX(-52%) translateY(-8px);
  filter: drop-shadow(0 34px 78px rgba(0, 0, 0, 0.7)) drop-shadow(0 0 38px rgba(43, 140, 255, 0.09));
}

.mkup-laptop__lid {
  background: linear-gradient(165deg, #3c3c3e 0%, #282829 45%, #1c1c1e 100%);
  border-radius: 6px 6px 2px 2px;
  padding: 2.8% 2.8% 2%;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-bottom-color: rgba(255, 255, 255, 0.03);
  position: relative;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.mkup-laptop__cam {
  position: absolute;
  top: 1.2%;
  left: 50%;
  transform: translateX(-50%);
  width: 5px; height: 5px;
  border-radius: 50%;
  background: #0f0f10;
  border: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 2;
}

.mkup-laptop__screen {
  background: #000;
  border-radius: 3px;
  overflow: hidden;
  aspect-ratio: 1440 / 860;
  position: relative;
}
.mkup-laptop__screen::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.055) 0%, transparent 35%);
  pointer-events: none;
  z-index: 1;
}
.mkup-laptop__screen img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform 1s var(--ease-out), filter 0.6s;
}
.card:hover .mkup-laptop__screen img { transform: scale(1.016); }

.mkup-laptop__base {
  background: linear-gradient(180deg, #2e2e30 0%, #212123 55%, #171719 100%);
  padding-top: 3.6%;
  border-radius: 0 0 7px 7px;
  margin: 0 -2.2%;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.55), 0 2px 0 rgba(255, 255, 255, 0.03);
}
.mkup-laptop__base::after {
  content: "";
  width: 16%;
  height: 30%;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 2px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* — phone frame — */

.mkup-phone {
  position: absolute;
  bottom: 3%;
  right: 4%;
  width: 18.5%;
  z-index: 4;
  filter: drop-shadow(0 18px 45px rgba(0, 0, 0, 0.8));
  transform: rotate(3deg);
  transition: transform 0.9s var(--ease-out), filter 0.7s;
  will-change: transform;
}
.card:hover .mkup-phone {
  transform: rotate(1deg) translateY(-13px) translateX(-3px);
  filter: drop-shadow(0 28px 62px rgba(0, 0, 0, 0.85)) drop-shadow(0 0 24px rgba(79, 209, 255, 0.06));
}

.mkup-phone__body {
  background: linear-gradient(158deg, #3a3a3c 0%, #232325 45%, #161618 100%);
  border-radius: 12%;
  padding: 7.5% 4.5%;
  border: 1px solid rgba(255, 255, 255, 0.09);
  position: relative;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

/* volume rocker — left edge */
.mkup-phone__body::before {
  content: "";
  position: absolute;
  left: -2.5px;
  top: 22%;
  width: 2.5px;
  height: 17%;
  background: #3a3a3c;
  border-radius: 2px 0 0 2px;
}

/* power button — right edge */
.mkup-phone__body::after {
  content: "";
  position: absolute;
  right: -2.5px;
  top: 28%;
  width: 2.5px;
  height: 11%;
  background: #3a3a3c;
  border-radius: 0 2px 2px 0;
}

.mkup-phone__island {
  position: absolute;
  top: 5.5%;
  left: 50%;
  transform: translateX(-50%);
  width: 25%;
  height: 4.2%;
  border-radius: 100px;
  background: #000;
  z-index: 3;
}

.mkup-phone__screen {
  background: #000;
  border-radius: 9%;
  overflow: hidden;
  aspect-ratio: 384 / 660;
  position: relative;
}
.mkup-phone__screen::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.065) 0%, transparent 28%);
  pointer-events: none;
  z-index: 1;
}
.mkup-phone__screen img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform 1s var(--ease-out), filter 0.6s;
}
.card:hover .mkup-phone__screen img { transform: scale(1.022); }

/* narrow cards (4n+2 and 4n+3 are span-5): center laptop only, no phone */
@media (min-width: 881px) {
  .card:nth-child(4n+2) .mkup-phone,
  .card:nth-child(4n+3) .mkup-phone { display: none; }

  .card:nth-child(4n+2) .mkup-laptop,
  .card:nth-child(4n+3) .mkup-laptop { width: 80%; transform: translateX(-50%); }

  .card:nth-child(4n+2):hover .mkup-laptop,
  .card:nth-child(4n+3):hover .mkup-laptop { transform: translateX(-50%) translateY(-8px); }
}

/* ---------- tower (3D spiral archive) ---------- */

.tower { padding-inline: 0; }
.tower__head { padding-inline: var(--gutter); }

.tower__stage {
  position: relative;
  height: clamp(480px, 78vh, 780px);
  margin-inline: var(--gutter);
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 60% 55% at 50% 50%, rgba(43, 140, 255, 0.07), transparent 70%),
    var(--charcoal);
  overflow: hidden;
  cursor: grab;
  touch-action: pan-y;
}
.tower__stage.is-dragging { cursor: grabbing; }
.tower__stage canvas { width: 100%; height: 100%; display: block; }

.tower__hint {
  position: absolute; top: 1.2rem; left: 50%; transform: translateX(-50%);
  color: var(--gray); pointer-events: none;
  font-size: 0.625rem;
}
.tower__tag {
  position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono); font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  padding: 0.65rem 1.2rem;
  background: rgba(15, 23, 34, 0.75);
  border: 1px solid var(--line-hot);
  backdrop-filter: blur(10px);
  pointer-events: none;
  transition: opacity 0.3s;
}
.tower__tag-dot { width: 7px; height: 7px; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }

.tower__corner { position: absolute; width: 14px; height: 14px; pointer-events: none; }
.tower__corner.tl { top: -1px; left: -1px; border-top: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.tower__corner.tr { top: -1px; right: -1px; border-top: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }
.tower__corner.bl { bottom: -1px; left: -1px; border-bottom: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.tower__corner.br { bottom: -1px; right: -1px; border-bottom: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }

/* ---------- glass ---------- */

.glass {
  background: var(--glass);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
}
.glass::before { /* refraction highlight along the top edge */
  content: ""; position: absolute; top: 0; left: 8%; right: 50%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79, 209, 255, 0.55), transparent);
  pointer-events: none;
}

/* ---------- physics container ---------- */

.physics {
  position: relative;
  height: clamp(360px, 52vh, 540px);
  margin-bottom: clamp(3rem, 6vw, 5rem);
  border: 1px solid var(--line);
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    var(--midnight);
  background-size: 48px 48px;
  overflow: hidden;
  touch-action: none;
}
.physics__hint {
  position: absolute; top: 1.1rem; left: 1.3rem;
  color: var(--gray); pointer-events: none; z-index: 1;
  font-size: 0.625rem;
}
.physics__cta { position: absolute; right: 1.3rem; bottom: 1.3rem; z-index: 5; }

.pill {
  position: absolute; top: 0; left: 0;
  display: inline-flex; align-items: center; justify-content: center;
  height: var(--pill-h, 54px);
  padding: 0 1.45em;
  border-radius: 999px;
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(0.85rem, 1.6vw, 1.35rem);
  letter-spacing: 0.02em; text-transform: uppercase;
  white-space: nowrap;
  user-select: none; -webkit-user-select: none;
  cursor: grab;
  will-change: transform;
}
.pill:active { cursor: grabbing; }
.pill--electric { background: var(--electric); color: var(--white); }
.pill--cyan { background: var(--cyan); color: var(--charcoal); }
.pill--white { background: var(--white); color: var(--charcoal); }
.pill--indigo { background: var(--indigo); color: var(--cyan); border: 1px solid rgba(79, 209, 255, 0.4); }
.pill--ghost { background: rgba(11, 15, 20, 0.8); color: var(--white); border: 1px solid rgba(242, 242, 242, 0.35); }

/* ---------- services ---------- */

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: clamp(1.25rem, 1.8vw, 1.75rem);
}

.svc {
  padding: 0 1.75rem 1.85rem;
  display: grid; gap: 0.9rem;
  align-content: start;
  overflow: hidden;
  transition: border-color 0.4s, transform 0.4s var(--ease-out);
}
.svc:hover { border-color: var(--line-hot); transform: translateY(-4px); }

.svc__bar {
  display: flex; justify-content: space-between; align-items: center;
  margin-inline: -1.75rem;
  padding: 0.7rem 1.75rem;
  border-bottom: 1px solid var(--line);
  color: var(--gray);
  font-size: 0.625rem;
}
.svc__stat { display: inline-flex; align-items: center; gap: 0.45rem; color: var(--gray); transition: color 0.3s; }
.svc__stat i {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--gray);
  transition: background 0.3s, box-shadow 0.3s;
}
.svc:hover .svc__stat { color: var(--cyan); }
.svc:hover .svc__stat i { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }

.svc__img {
  width: 100%; aspect-ratio: 4/3; overflow: hidden; border-radius: 3px;
  margin-top: 0.6rem; margin-bottom: 0.2rem;
}
.svc__img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.6s var(--ease-out); }
.svc:hover .svc__img img { transform: scale(1.04); }

.svc__diagram { width: 64px; height: 40px; margin-top: 0.6rem; }
.svc__diagram * {
  fill: none; stroke: var(--electric); stroke-width: 1.5;
  stroke-dasharray: 160; stroke-dashoffset: 160;
}
.svc.is-in .svc__diagram * { animation: drawDiagram 1.4s var(--ease-out) forwards; }
.svc.is-in .svc__diagram *:nth-child(2) { animation-delay: 0.15s; }
.svc.is-in .svc__diagram *:nth-child(3) { animation-delay: 0.3s; }
.svc.is-in .svc__diagram *:nth-child(4) { animation-delay: 0.45s; }
@keyframes drawDiagram { to { stroke-dashoffset: 0; } }
.svc:hover .svc__diagram * { stroke: var(--cyan); }

.svc h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.4rem; text-transform: uppercase; letter-spacing: 0.01em;
}
.svc__value {
  font-family: var(--font-mono); font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--cyan);
}
.svc p:not(.svc__value) { color: var(--gray); font-size: 0.97rem; }

.svc__detail {
  max-height: 0; opacity: 0; overflow: hidden;
  transition: max-height 0.5s var(--ease-out), opacity 0.4s 0.05s, margin 0.5s var(--ease-out);
}
.svc:hover .svc__detail, .svc:focus-within .svc__detail { max-height: 7rem; opacity: 1; margin-top: 0.2rem; }
.svc__detail .mono { color: var(--gray); letter-spacing: 0.06em; text-transform: none; display: block; line-height: 1.7; }

/* ---------- process ---------- */

.process__body {
  display: flex;
  gap: clamp(3rem, 6vw, 5rem);
  align-items: flex-start;
}
.process__map { position: relative; max-width: 1020px; flex: 1; }
.process__steps { list-style: none; display: grid; gap: clamp(2rem, 4.5vw, 3.5rem); }

.process__visual {
  position: sticky;
  top: 5rem;
  flex-shrink: 0;
  width: clamp(280px, 28vw, 380px);
}

/* ── PCB pulse wrap ── */
.pv-wrap { position: relative; }

.pv-img {
  position: relative; z-index: 1;
  width: 100%; display: block; border-radius: 3px;
  border: 1px solid rgba(255,255,255,0.06);
}

/* SVG extends 60px beyond image edges */
.pv-svg {
  position: absolute;
  inset: -60px;
  width: calc(100% + 120px);
  height: calc(100% + 120px);
  z-index: 0;
  pointer-events: none;
  overflow: visible;
}

/* Idle traces */
.pv-trace { stroke-width: 1; opacity: 0.15; fill: none; }
.pv-c { stroke: #00FFD1; }
.pv-m { stroke: #FF00C8; }
.pv-g { stroke: #FFD166; }

/* Pulse dot */
.pv-pulse {
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 18 500;
  stroke-dashoffset: 500;
  fill: none;
  opacity: 0;
}
.pv-pulse--c { stroke: #00FFD1; filter: drop-shadow(0 0 4px #00FFD1) drop-shadow(0 0 2px #fff); }
.pv-pulse--m { stroke: #FF00C8; filter: drop-shadow(0 0 4px #FF00C8) drop-shadow(0 0 2px #fff); }
.pv-pulse--g { stroke: #FFD166; filter: drop-shadow(0 0 4px #FFD166) drop-shadow(0 0 2px #fff); }

/* Pulse travel animation — dashoffset 500→-20, dot runs full path length */
@keyframes pv-run {
  0%        { stroke-dashoffset: 500; opacity: 0; }
  3%        { opacity: 1; }
  45%       { stroke-dashoffset: -20; opacity: 1; }
  50%, 100% { stroke-dashoffset: -20; opacity: 0; }
}

/* Cyan group fires at t=0 — stagger 0.5s per line */
.pv-c1 { animation: pv-run 10s linear infinite 0s; }
.pv-c2 { animation: pv-run 10s linear infinite 0.5s; }
.pv-c3 { animation: pv-run 10s linear infinite 1s; }
.pv-c4 { animation: pv-run 10s linear infinite 1.5s; }

/* Magenta group fires at t=3.5s */
.pv-m1 { animation: pv-run 10s linear infinite 3.5s; }
.pv-m2 { animation: pv-run 10s linear infinite 4s; }
.pv-m3 { animation: pv-run 10s linear infinite 4.5s; }
.pv-m4 { animation: pv-run 10s linear infinite 5s; }

/* Gold group fires at t=7s */
.pv-g1 { animation: pv-run 10s linear infinite 7s; }
.pv-g2 { animation: pv-run 10s linear infinite 7.5s; }
.pv-g3 { animation: pv-run 10s linear infinite 8s; }
.pv-g4 { animation: pv-run 10s linear infinite 8.5s; }

/* Bleeding glow on image — fires at ~45% into cycle = when pulse arrives at edge */
@keyframes pv-glow-c {
  0%, 42%  { box-shadow: none; }
  46%      { box-shadow: 0 0 30px 8px #00FFD1, 0 0 70px 20px rgba(0,255,209,0.35), 0 0 120px 40px rgba(0,255,209,0.15); }
  56%      { box-shadow: 0 0 50px 14px #00FFD1, 0 0 100px 30px rgba(0,255,209,0.25); }
  72%, 100%{ box-shadow: none; }
}
@keyframes pv-glow-m {
  0%, 42%  { box-shadow: none; }
  46%      { box-shadow: 0 0 30px 8px #FF00C8, 0 0 70px 20px rgba(255,0,200,0.35), 0 0 120px 40px rgba(255,0,200,0.15); }
  56%      { box-shadow: 0 0 50px 14px #FF00C8, 0 0 100px 30px rgba(255,0,200,0.25); }
  72%, 100%{ box-shadow: none; }
}
@keyframes pv-glow-g {
  0%, 42%  { box-shadow: none; }
  46%      { box-shadow: 0 0 30px 8px #FFD166, 0 0 70px 20px rgba(255,209,102,0.35), 0 0 120px 40px rgba(255,209,102,0.15); }
  56%      { box-shadow: 0 0 50px 14px #FFD166, 0 0 100px 30px rgba(255,209,102,0.25); }
  72%, 100%{ box-shadow: none; }
}

/* Layered glow animations — offset to match each group's trigger time */
.pv-img {
  animation:
    pv-glow-c 10s ease-in-out infinite 0s,
    pv-glow-m 10s ease-in-out infinite 3.5s,
    pv-glow-g 10s ease-in-out infinite 7s;
}

@media (max-width: 900px) {
  .process__body { flex-direction: column; }
  .process__visual { display: none; }
}

.step {
  display: flex; gap: clamp(1.5rem, 3vw, 2.75rem); align-items: flex-start;
  position: relative;
  margin-left: calc(var(--step-shift, 0) * 1%);
}
/* text stays dark until the connector reaches this step's number box */
.step > div {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.step.is-active > div { opacity: 1; transform: translateY(0); }

/* connectors between steps are drawn by the routes layer (js/routes.js) */

.step__num {
  flex: none;
  width: 3.2rem; height: 3.2rem;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  background: var(--midnight);
  color: var(--gray);
  font-weight: 700;
  position: relative; z-index: 1;
  transition: border-color 0.5s, color 0.5s, box-shadow 0.5s;
}
.step.is-active .step__num {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 18px rgba(79, 209, 255, 0.2), inset 0 0 10px rgba(79, 209, 255, 0.08);
}
.step h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.4rem; text-transform: uppercase;
  margin-bottom: 0.3rem;
}
.step p { color: var(--gray); max-width: 52ch; font-size: 0.97rem; }

/* diagonal cascade on wide screens */
@media (min-width: 1000px) {
  .step:nth-child(1) { --step-shift: 0; }
  .step:nth-child(2) { --step-shift: 6; }
  .step:nth-child(3) { --step-shift: 12; }
  .step:nth-child(4) { --step-shift: 18; }
  .step:nth-child(5) { --step-shift: 24; }
  .step:nth-child(6) { --step-shift: 30; }
  .step:nth-child(7) { --step-shift: 36; }
  /* connectors angle across the cascade gap */
  .step::after { left: 1.6rem; }
}

/* ---------- about / operator card ---------- */

.about {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: clamp(2.5rem, 5.5vw, 6rem);
  align-items: center;
}

.operator { border: 1px solid var(--line); background: var(--midnight); }
.operator__bar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.75rem 1.2rem;
  border-bottom: 1px solid var(--line);
  color: var(--gray);
  font-size: 0.625rem;
}
.operator__id { color: var(--cyan); }
.operator__media { position: relative; overflow: hidden; }
.operator__media img {
  filter: saturate(0.9);
  aspect-ratio: 4 / 4.3; object-fit: cover; width: 100%;
}
.operator__scan {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, transparent 46%, rgba(79, 209, 255, 0.1) 50%, transparent 54%);
  animation: operatorScan 7s var(--ease-out) infinite;
}
@keyframes operatorScan {
  0%, 60%, 100% { transform: translateY(-100%); }
  30% { transform: translateY(100%); }
}
.operator__data {
  display: grid; grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
}
.operator__data > div {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 0.8rem 1.2rem;
  font-size: 0.625rem;
  border-bottom: 1px solid var(--line);
}
.operator__data > div:nth-child(odd) { border-right: 1px solid var(--line); }
.operator__data > div:nth-last-child(-n+2) { border-bottom: none; }
.operator__data dt { color: var(--gray); }
.operator__data dd { color: var(--white); }
.operator__data .is-live { color: var(--cyan); display: inline-flex; align-items: center; gap: 0.4rem; }

.about__copy { display: grid; gap: 1.4rem; }
.about__copy .section__title { font-size: clamp(2.2rem, 4.4vw, 4.2rem); }
.about__copy > p:not(.section__index) { color: var(--gray); max-width: 54ch; }
.about__copy .section__title { margin-bottom: 0.5rem; }

.about__stats {
  list-style: none;
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 1rem;
}
.about__stats li {
  background: var(--midnight);
  padding: 1.5rem 1.5rem 1.4rem;
  display: grid; gap: 0.35rem;
  align-content: start;
}
.about__stats strong {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2.1rem, 3.6vw, 3.2rem); line-height: 1;
  color: var(--white);
}
.about__stat-unit { color: var(--cyan); font-size: 0.625rem; }
.about__stats .dim { font-size: 0.575rem; letter-spacing: 0.1em; }

@media (max-width: 880px) {
  .about { grid-template-columns: 1fr; }
  .operator { max-width: 480px; }
}

/* ---------- contact / terminal ---------- */

.contact { display: grid; }
.terminal { max-width: 1020px; width: 100%; margin-inline: auto; }
.terminal__bar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.8rem 1.3rem;
  border-bottom: 1px solid var(--line);
  color: var(--gray);
}
.terminal__dots { display: inline-flex; gap: 0.4rem; }
.terminal__dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--indigo); border: 1px solid var(--line-hot); }
.terminal__ok { display: inline-flex; align-items: center; gap: 0.45rem; color: var(--cyan); }

.terminal__body { padding: clamp(2rem, 4.5vw, 3.75rem); display: grid; gap: 1.9rem; }
.terminal__body .section__title { font-size: clamp(2rem, 4.6vw, 3.8rem); }

.terminal__type {
  color: var(--cyan);
  min-height: 1.2em;
  text-transform: none;
  letter-spacing: 0.08em;
}
.terminal__type::after {
  content: "▌"; color: var(--cyan);
  animation: blink 1s steps(1) infinite;
}
.terminal__lead { color: var(--gray); font-size: 1.125rem; margin-top: -0.8rem; }

.terminal__form {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem;
  margin-top: 0.5rem;
}
.terminal__form label { display: grid; gap: 0.55rem; }
.terminal__form label .mono { color: var(--gray); font-size: 0.625rem; }
.terminal__form .wide { grid-column: 1 / -1; }
.terminal__form input, .terminal__form textarea {
  font-family: var(--font-body); font-size: 1.05rem;
  color: var(--white);
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(242, 242, 242, 0.18);
  padding: 0.7rem 0.1rem;
  resize: vertical;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.terminal__form input:focus, .terminal__form textarea:focus {
  outline: none;
  border-bottom-color: var(--cyan);
  box-shadow: 0 1px 0 0 rgba(79, 209, 255, 0.4);
}
.terminal__form input::placeholder, .terminal__form textarea::placeholder { color: rgba(138, 145, 153, 0.45); }
.terminal__form .btn { justify-self: start; grid-column: 1 / -1; margin-top: 0.5rem; }

.terminal__links {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 0.5rem;
}
.terminal__links a {
  display: grid; gap: 0.3rem;
  background: rgba(11, 15, 20, 0.6);
  padding: 1.1rem 1.3rem;
  color: var(--white);
  transition: background 0.3s, color 0.3s;
  text-transform: none; letter-spacing: 0.06em;
}
.terminal__links a b { color: var(--gray); font-size: 0.575rem; letter-spacing: 0.16em; font-weight: 500; }
.terminal__links a:hover { background: var(--indigo); color: var(--cyan); }

@media (max-width: 680px) {
  .terminal__form { grid-template-columns: 1fr; }
  .terminal__bar span:nth-child(2) { display: none; }
}

/* ---------- footer ---------- */

.footer { position: relative; z-index: 1; border-top: 1px solid var(--line); padding: 3.5rem var(--gutter) 1.75rem; overflow: hidden; }
.footer__word {
  display: block;
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(3.4rem, 12.5vw, 12.5rem);
  line-height: 0.9; letter-spacing: 0.01em;
  text-align: center;
  color: transparent;
  -webkit-text-stroke: 1px rgba(242, 242, 242, 0.16);
  user-select: none;
  transform: translateY(0.12em);
  white-space: nowrap;
}
.footer__meta {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.75rem;
  margin-top: 2.25rem; padding-top: 1.4rem;
  border-top: 1px solid var(--line);
  color: var(--gray);
}
.footer__meta a:hover { color: var(--cyan); }

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  .ticker__track, .hero__scrollline i, .operator__scan, .terminal__type::after,
  .outline, .did-pulse { animation: none !important; }
  .svc .svc__diagram * { stroke-dashoffset: 0; animation: none !important; }
  .step > div { opacity: 1; transform: none; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}

/* ---------- mobile polish ---------- */

@media (max-width: 680px) {
  :root { --section-pad: clamp(5.5rem, 13vh, 8rem); }
  .hero { padding-top: 6.5rem; padding-bottom: 4rem; }
  .hero__label { display: none; }
  .hero__title { font-size: clamp(2.9rem, 13.5vw, 4.2rem); }
  .hero__sub { font-size: 1.03rem; }
  .hero__foot span:last-child { display: none; }
  .section__title { font-size: clamp(2.2rem, 9.5vw, 3.2rem); }
  .tower__stage { margin-inline: 1rem; height: 64vh; }
  .physics { height: 340px; }
  .pill { --pill-h: 42px; }
  .card__body { padding: 1.4rem 1.25rem 1.5rem; }
  .step { opacity: 1; }
  .footer__meta { flex-direction: column; }
}