/* =================================================================
   YKS YAPI İNŞAAT — "Yükseliş / KOT" — light kinetic editorial
   ================================================================= */
:root {
  --plaster: #eeefea;    /* warm-cool plaster (NOT cream) */
  --plaster-2: #e6e7e0;  /* deeper plaster for alt bands */
  --ink: #17170f;        /* warm near-black */
  --ink-2: #2c2c22;
  --concrete: #87877d;   /* secondary text / labels */
  --line: #d6d7ce;       /* hairlines on light */
  --line-dk: #34342a;    /* hairlines on ink */
  --cobalt: #1f44ff;     /* electric accent */
  --cobalt-dk: #1736cc;
  --white: #fafaf7;

  --shell: 1280px;
  --pad: clamp(20px, 5vw, 72px);
  --gauge-w: 92px;

  --f-display: "Bricolage Grotesque", Georgia, serif;
  --f-body: "Hanken Grotesk", system-ui, sans-serif;

  --ease: cubic-bezier(.22, .61, .25, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--f-body);
  background: var(--plaster);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--f-display); font-weight: 700; line-height: 1; }

.shell { width: 100%; max-width: var(--shell); margin-inline: auto; padding-inline: var(--pad); }

.skip-link {
  position: fixed; left: 14px; top: -60px; z-index: 300;
  background: var(--cobalt); color: #fff; font-weight: 600; font-size: .85rem;
  padding: 10px 16px; transition: top .2s var(--ease);
}
.skip-link:focus { top: 14px; }

::selection { background: var(--cobalt); color: #fff; }

/* ---------- shared bits ---------- */
.eyebrow {
  font-size: .76rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--concrete); display: inline-flex; align-items: center; gap: .7em;
}
.eyebrow .dot { width: 8px; height: 8px; background: var(--cobalt); border-radius: 50%; }
.eyebrow .idx {
  font-family: var(--f-display); font-weight: 700; color: var(--cobalt);
  font-size: 1rem; letter-spacing: 0;
}
.eyebrow--inv { color: #b9b9ae; }
.idx--inv { color: var(--cobalt); }

.h-sec {
  font-size: clamp(2rem, 4.6vw, 3.6rem);
  letter-spacing: -.02em; line-height: 1.02; max-width: 18ch; margin-top: 1.1rem;
}
.h-sec--inv { color: var(--plaster); }
.h-sec .u { color: var(--cobalt); }
.h-sec .u, .v a { position: relative; }

.lead { font-size: clamp(1.1rem, 1.7vw, 1.4rem); line-height: 1.5; color: var(--ink-2); max-width: 46ch; }

.sec { padding-block: clamp(4rem, 9vw, 8rem); position: relative; }
.sec__head { margin-bottom: clamp(2.6rem, 5vw, 4.4rem); }
.sec__head--row { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.sec__note { font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; color: var(--concrete); }

/* ---------- buttons ---------- */
.btn {
  --bg: var(--cobalt); --fg: #fff;
  display: inline-flex; align-items: center; gap: .6em;
  font-family: var(--f-body); font-weight: 600; font-size: 1rem;
  padding: .95em 1.5em; border: 1.5px solid var(--bg); background: var(--bg); color: var(--fg);
  border-radius: 100px; cursor: pointer;
  transition: transform .25s var(--ease-out), background .2s var(--ease), color .2s var(--ease), box-shadow .25s var(--ease);
}
.btn--fill:hover { background: var(--cobalt-dk); border-color: var(--cobalt-dk); transform: translateY(-3px); box-shadow: 0 14px 30px -12px rgba(31,68,255,.6); }
.btn--line { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--line:hover { background: var(--ink); color: var(--plaster); transform: translateY(-3px); }
.btn--wide { width: 100%; justify-content: center; margin-top: .4rem; }
.btn__a { transition: transform .3s var(--ease-out); }
.btn:hover .btn__a { transform: translateX(5px); }

/* ===================== GAUGE (signature) ===================== */
.scrollbar { position: fixed; inset: 0 0 auto 0; height: 3px; background: transparent; z-index: 200; pointer-events: none; }
.scrollbar__fill { display: block; height: 100%; width: 0; background: var(--cobalt); transition: width .1s linear; }

.gauge {
  position: fixed; left: 0; top: 0; bottom: 0; width: var(--gauge-w);
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  padding: 92px 0 26px; z-index: 90; pointer-events: none;
  border-right: 1px solid var(--line);
  background: linear-gradient(90deg, var(--plaster), transparent);
}
.gauge__cap { font-size: .62rem; font-weight: 700; letter-spacing: .26em; color: var(--concrete); }
.gauge__track { position: relative; flex: 1; width: 1px; background: var(--line); }
.gauge__fill { position: absolute; top: 0; left: 0; width: 1px; height: 0; background: var(--cobalt); }
.gauge__dot {
  position: absolute; top: 0; left: 50%; width: 9px; height: 9px; border-radius: 50%;
  background: var(--cobalt); transform: translate(-50%, -50%);
  box-shadow: 0 0 0 4px rgba(31,68,255,.18);
}
.gauge__ticks { list-style: none; position: absolute; inset: 0; padding: 0; }
.gauge__ticks li {
  position: absolute; left: 50%; transform: translateX(-50%);
  font-size: .56rem; font-weight: 600; letter-spacing: .04em; color: var(--concrete);
  white-space: nowrap; padding-left: 14px;
}
.gauge__ticks li::before {
  content: ""; position: absolute; left: 0; top: 50%; width: 8px; height: 1px; background: var(--line); transform: translateY(-50%);
}
.gauge__ticks li.on { color: var(--cobalt); }
.gauge__ticks li.on::before { background: var(--cobalt); width: 11px; }
.gauge__read {
  font-family: var(--f-display); font-weight: 700; font-size: .9rem; color: var(--ink);
  writing-mode: vertical-rl; transform: rotate(180deg); display: flex; align-items: center; gap: 4px;
  font-variant-numeric: tabular-nums;
}
.gauge__read i { color: var(--cobalt); font-style: normal; font-size: .7em; }

/* ===================== HEADER ===================== */
.head {
  position: sticky; top: 0; z-index: 100;
  padding-left: var(--gauge-w);
  transition: background .3s var(--ease), border-color .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.head.is-stuck { background: rgba(238,239,234,.82); backdrop-filter: blur(10px); border-bottom-color: var(--line); }
.head__inner { display: flex; align-items: center; justify-content: space-between; height: 80px; }

.logo { display: inline-flex; align-items: center; gap: .65rem; }
.logo__bars { display: inline-flex; flex-direction: column; gap: 3px; width: 26px; }
.logo__bars i { height: 3px; background: var(--ink); display: block; }
.logo__bars i:last-child { width: 62%; background: var(--cobalt); }
.logo__txt { font-family: var(--f-display); font-weight: 800; font-size: 1.45rem; line-height: .82; letter-spacing: -.01em; }
.logo__txt span { display: block; font-family: var(--f-body); font-weight: 600; font-size: .52rem; letter-spacing: .22em; text-transform: uppercase; color: var(--concrete); }
.logo__img { height: 38px; width: auto; display: block; }
/* white silhouette on dark contexts (footer + open mobile menu) */
.logo--foot .logo__img { height: 42px; filter: brightness(0) invert(1); }
.menu-open .logo__img { filter: brightness(0) invert(1); }

.menu { display: flex; align-items: center; }
.menu__list { list-style: none; display: flex; align-items: center; gap: clamp(1.1rem, 2.6vw, 2.4rem); padding: 0; }
.menu__list a { font-weight: 500; font-size: .98rem; position: relative; padding: .3em 0; }
.menu__list a:not(.menu__cta)::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0; background: var(--cobalt); transition: width .25s var(--ease);
}
.menu__list a:not(.menu__cta):hover::after { width: 100%; }
.menu__cta { background: var(--ink); color: var(--plaster); padding: .6em 1.2em !important; border-radius: 100px; transition: background .2s var(--ease); }
.menu__cta:hover { background: var(--cobalt); }
.menu__btn { display: none; }

/* ===================== HERO ===================== */
.hero { padding-left: var(--gauge-w); padding-top: clamp(2.4rem, 6vh, 5rem); padding-bottom: clamp(2rem, 5vh, 4rem); position: relative; }
.hero__eyebrow { margin-bottom: clamp(1.4rem, 3vw, 2.4rem); }
.hero__title {
  font-size: clamp(3.2rem, 12.5vw, 11rem);
  font-weight: 800; letter-spacing: -.035em; line-height: .9; text-transform: uppercase;
}
.line { display: block; overflow: hidden; padding-bottom: .04em; }
.line__in { display: block; will-change: transform; }
.line__in--accent { color: var(--cobalt); }

.hero__foot {
  display: grid; grid-template-columns: 1fr auto; gap: 2rem clamp(2rem, 5vw, 5rem);
  align-items: end; margin-top: clamp(2rem, 5vw, 3.6rem);
  border-top: 1px solid var(--line); padding-top: 1.8rem;
}
.hero__lede { font-size: clamp(1.05rem, 1.5vw, 1.25rem); color: var(--ink-2); max-width: 50ch; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .9rem; }

.hero__scroll {
  position: absolute; right: var(--pad); bottom: clamp(1.4rem, 4vh, 2.6rem);
  writing-mode: vertical-rl; font-size: .68rem; font-weight: 600; letter-spacing: .2em; color: var(--concrete);
  display: inline-flex; align-items: center; gap: 12px;
}
.hero__scroll-line { width: 1px; height: 48px; background: var(--concrete); position: relative; overflow: hidden; }
.hero__scroll-line::after { content: ""; position: absolute; inset: 0; background: var(--cobalt); transform: translateY(-100%); animation: drip 1.9s var(--ease) infinite; }
@keyframes drip { 0% { transform: translateY(-100%);} 55%,100% { transform: translateY(100%);} }

/* hero capability strip */
.hero-strip {
  list-style: none; margin: clamp(2.4rem, 5vw, 3.4rem) 0 0; padding: clamp(1.4rem, 2.4vw, 1.9rem) 0 0;
  border-top: 1px solid var(--line);
  display: grid; grid-template-columns: repeat(9, 1fr);
}
.hstrip { display: flex; flex-direction: column; align-items: flex-start; gap: .7rem; padding: 0 .8rem; border-left: 1px solid var(--line); }
.hstrip:first-child { border-left: 0; padding-left: 0; }
.hstrip__ico { color: var(--cobalt); }
.hstrip__ico svg { width: 25px; height: 25px; display: block; }
.hstrip__lbl { font-size: .68rem; font-weight: 600; letter-spacing: .035em; text-transform: uppercase; line-height: 1.28; color: var(--ink); }

@media (max-width: 960px) {
  .hero-strip {
    grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line);
    border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
    padding: 0; margin-top: clamp(2rem, 6vw, 2.8rem);
  }
  .hstrip { border-left: 0; padding: 1.05rem .7rem; background: var(--plaster); align-items: center; text-align: center; gap: .5rem; }
  .hstrip:first-child { padding-left: .7rem; }
}
@media (max-width: 420px) {
  .hstrip__lbl { font-size: .6rem; }
  .hstrip__ico svg { width: 22px; height: 22px; }
}

/* ===================== MARQUEE ===================== */
.strip { background: var(--ink); color: var(--plaster); padding-left: var(--gauge-w); overflow: hidden; border-block: 1px solid var(--ink); }
.strip__cap { font-size: .72rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--concrete); padding: 1.3rem var(--pad) .2rem; }
.marquee { display: flex; width: max-content; }
.marquee__row {
  display: flex; align-items: center; gap: 2.4rem; padding: 1.5rem 1.2rem; white-space: nowrap;
  animation: scroll-x 46s linear infinite;
  will-change: transform; transform: translateZ(0); backface-visibility: hidden;
}
.marquee__row > span:not(.marquee__sep) { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.3rem, 2.6vw, 2.1rem); letter-spacing: -.01em; text-transform: uppercase; }
/* consistent SVG asterisk separator — no font/emoji dependency, renders identically everywhere */
.marquee__sep {
  flex: none; width: 17px; height: 17px; font-size: 0; line-height: 0; color: transparent;
  background: center/contain no-repeat
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cg fill='%231f44ff'%3E%3Crect x='10.6' y='1' width='2.8' height='22'/%3E%3Crect x='1' y='10.6' width='22' height='2.8'/%3E%3Crect x='10.6' y='1' width='2.8' height='22' transform='rotate(45 12 12)'/%3E%3Crect x='10.6' y='1' width='2.8' height='22' transform='rotate(-45 12 12)'/%3E%3C/g%3E%3C/svg%3E");
}
@keyframes scroll-x { from { transform: translate3d(0,0,0); } to { transform: translate3d(-100%,0,0); } }
.marquee:hover .marquee__row { animation-play-state: paused; }
.marquee__logo { height: 44px; width: auto; flex: none; display: block; opacity: .8; transition: opacity .25s var(--ease); }
.marquee:hover .marquee__logo { opacity: 1; }
@media (max-width: 640px) { .marquee__logo { height: 34px; } }

/* ===================== ABOUT ===================== */
.sec--about { padding-left: var(--gauge-w); }
.about { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2rem, 5vw, 5rem) clamp(2.4rem, 6vw, 6rem); }
.about__head { grid-column: 1 / -1; }
.about__body p + p { margin-top: 1.2rem; }
.about__body .lead { margin-bottom: 1.2rem; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; align-self: start; border-top: 2px solid var(--ink); padding-top: 1.6rem; margin: 0; }
.stat__num { font-family: var(--f-display); font-weight: 800; font-size: clamp(2.4rem, 4.5vw, 3.4rem); line-height: .9; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.stat__num b { font-size: .4em; font-weight: 700; color: var(--cobalt); }
.stat dt { font-size: .82rem; color: var(--concrete); margin-top: .5rem; }

/* ===================== SERVICES ===================== */
.sec--svc { padding-left: var(--gauge-w); }
.svc-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.svc {
  position: relative; display: grid; grid-template-columns: 4rem minmax(0,1.1fr) minmax(0,1fr) 2.5rem;
  align-items: center; gap: 1.5rem; padding: clamp(1.4rem, 2.6vw, 2.2rem) .4rem;
  border-bottom: 1px solid var(--line); cursor: default;
  transition: padding-left .35s var(--ease), color .3s var(--ease);
}
.svc::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: var(--cobalt); transition: width .4s var(--ease-out); z-index: -1; opacity: .06; }
.svc:hover::before { width: 100%; }
.svc:hover { padding-left: 1.4rem; }
.svc__no { font-family: var(--f-display); font-weight: 700; font-size: 1rem; color: var(--concrete); transition: color .3s var(--ease); }
.svc:hover .svc__no { color: var(--cobalt); }
.svc__title { font-size: clamp(1.3rem, 2.3vw, 1.9rem); font-weight: 700; letter-spacing: -.015em; transition: color .3s var(--ease); }
.svc:hover .svc__title { color: var(--cobalt); }
.svc__desc { color: var(--concrete); font-size: .98rem; }
.svc__go { justify-self: end; font-size: 1.4rem; color: var(--cobalt); opacity: 0; transform: translateX(-8px); transition: opacity .3s var(--ease), transform .3s var(--ease-out); }
.svc:hover .svc__go { opacity: 1; transform: none; }
.svc__thumb { display: none; }
/* keep hover transitions alive after the scroll-reveal sets its own transition */
.js .svc.in {
  transition-property: opacity, transform, padding-left, color;
  transition-duration: .6s, .6s, .35s, .3s;
  transition-timing-function: var(--ease-out), var(--ease-out), var(--ease), var(--ease);
}

.svc-preview {
  position: fixed; top: 0; left: 0; width: 300px; height: 380px; z-index: 80;
  pointer-events: none; opacity: 0; transform: translate(-50%, -50%) scale(.92);
  transition: opacity .3s var(--ease), transform .4s var(--ease-out);
  border-radius: 6px; overflow: hidden; box-shadow: 0 30px 60px -24px rgba(23,23,15,.5);
}
.svc-preview.show { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.svc-preview span { display: block; width: 100%; height: 100%; background-size: cover; background-position: center; transition: background-image 0s; }

/* sub-sections within services (turnkey scope + core services) */
.subsec { margin-top: clamp(3.4rem, 7vw, 5.5rem); margin-bottom: 1.8rem; }
.subsec .eyebrow .idx { font-size: 1.15rem; line-height: .8; }
.h-sub { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.5rem, 3vw, 2.2rem); letter-spacing: -.02em; line-height: 1.04; margin-top: .8rem; max-width: 24ch; }

.caps { margin: 0; border-top: 2px solid var(--ink); }
.cap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.45fr); gap: .6rem 2.5rem; align-items: start; padding: 1.5rem .2rem; border-bottom: 1px solid var(--line); }
.cap__head { display: flex; align-items: baseline; gap: .9rem; }
.cap__no { font-family: var(--f-body); font-weight: 600; font-size: .85rem; color: var(--cobalt); }
.cap__t { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.2rem, 2vw, 1.5rem); letter-spacing: -.01em; }
.cap__list { margin: 0; }
.cap__list ul { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem 1.6rem; }
.cap__list li { position: relative; padding-left: 1.1rem; color: var(--ink-2); font-size: 1rem; }
.cap__list li::before { content: ""; position: absolute; left: 0; top: .58em; width: 7px; height: 7px; background: var(--cobalt); transform: rotate(45deg); }

.chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .7rem; }
.chip { display: inline-flex; align-items: center; gap: .55rem; border: 1.5px solid var(--ink); border-radius: 100px; padding: .6em 1.1em; font-size: .95rem; font-weight: 500; cursor: default; transition: background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease); }
.chip::before { content: ""; width: 7px; height: 7px; background: var(--cobalt); transform: rotate(45deg); flex: none; }
.chip:hover { background: var(--ink); color: var(--plaster); transform: translateY(-2px); }

/* staggered entrance — scope cards */
.js .caps .cap:nth-child(1).in { transition-delay: .04s; }
.js .caps .cap:nth-child(2).in { transition-delay: .10s; }
.js .caps .cap:nth-child(3).in { transition-delay: .16s; }
.js .caps .cap:nth-child(4).in { transition-delay: .22s; }
.js .caps .cap:nth-child(5).in { transition-delay: .28s; }

/* staggered entrance — core-service chips (animate children, not the row) */
.js .chips[data-reveal] { opacity: 1; transform: none; }
.js .chips .chip { opacity: 0; transform: translateY(14px); transition: opacity .45s var(--ease-out), transform .5s var(--ease-out); }
.js .chips.in .chip { opacity: 1; transform: none; }
.js .chips.in .chip:nth-child(1) { transition-delay: .04s; }
.js .chips.in .chip:nth-child(2) { transition-delay: .09s; }
.js .chips.in .chip:nth-child(3) { transition-delay: .14s; }
.js .chips.in .chip:nth-child(4) { transition-delay: .19s; }
.js .chips.in .chip:nth-child(5) { transition-delay: .24s; }
.js .chips.in .chip:nth-child(6) { transition-delay: .29s; }

@media (max-width: 720px) {
  /* scope matrix -> cards with cobalt number badges */
  .caps { border-top: 0; display: grid; gap: .8rem; }
  .cap {
    grid-template-columns: 1fr; gap: .9rem; align-items: stretch;
    background: var(--white); border: 1px solid var(--line); border-bottom: 1px solid var(--line);
    border-radius: 16px; padding: 1.3rem 1.3rem 1.45rem;
    box-shadow: 0 14px 28px -22px rgba(23, 23, 15, .35);
  }
  .cap__head { align-items: center; gap: .85rem; }
  .cap__no {
    display: inline-flex; align-items: center; justify-content: center;
    width: 2.15rem; height: 2.15rem; flex: none; border-radius: 9px;
    background: var(--cobalt); color: #fff; font-size: .82rem; font-weight: 700;
  }
  .cap__t { font-size: 1.32rem; }
  .cap__list ul { flex-direction: column; gap: .55rem; }
  .cap__list li { font-size: 1.04rem; padding-left: 1.25rem; }
  .cap__list li::before { top: .52em; }

  /* core/labour services -> tidy full-width tag rows */
  .chips { display: grid; grid-template-columns: 1fr; gap: .55rem; }
  .chip {
    justify-content: flex-start; border-radius: 14px; padding: .95em 1.15em; font-size: 1.02rem;
    background: var(--white); border-color: var(--line); gap: .8rem;
    box-shadow: 0 14px 28px -22px rgba(23, 23, 15, .35);
  }
  .chip::before { width: 8px; height: 8px; }
}

/* ===================== PROCESS / KOTLAR ===================== */
.sec--proc { background: var(--ink); color: var(--plaster); padding-left: var(--gauge-w); }
.kot { list-style: none; padding: 0; margin: 0; position: relative; }
.kot::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--line-dk); }
.kot::after { content: ""; position: absolute; left: 0; top: 0; width: 2px; height: var(--kot-progress, 0%); background: var(--cobalt); transition: height .15s linear; }
.kot__lv {
  position: relative; display: grid; grid-template-columns: 12rem 1fr; gap: clamp(1.4rem, 4vw, 4rem);
  padding: clamp(1.8rem, 4vw, 3rem) 0 clamp(1.8rem, 4vw, 3rem) 2.2rem;
  border-bottom: 1px solid var(--line-dk);
}
.kot__lv::before { content: ""; position: absolute; left: -4px; top: clamp(2.1rem, 4.4vw, 3.4rem); width: 10px; height: 10px; border-radius: 50%; background: var(--ink); border: 2px solid var(--concrete); transition: background .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease); }
.kot__lv.is-in::before { background: var(--cobalt); border-color: var(--cobalt); transform: scale(1.25); }
.kot__elv { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.2rem, 2.2vw, 1.7rem); color: var(--cobalt); letter-spacing: -.01em; font-variant-numeric: tabular-nums; }
.kot__txt h3 { font-size: clamp(1.4rem, 2.4vw, 2rem); margin-bottom: .5rem; color: var(--plaster); }
.kot__txt p { color: #b9b9ae; max-width: 50ch; }

/* ===================== PROJECTS ===================== */
.proj-track {
  display: grid; grid-auto-flow: column; grid-auto-columns: min(78vw, 460px);
  gap: clamp(1rem, 2vw, 1.8rem); overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 0 var(--pad) 1.4rem calc(var(--pad) + var(--gauge-w));
  scrollbar-width: thin; -webkit-overflow-scrolling: touch;
}
.proj-track::-webkit-scrollbar { height: 6px; }
.proj-track::-webkit-scrollbar-thumb { background: var(--line); border-radius: 100px; }
.card { scroll-snap-align: start; }
.card__media { overflow: hidden; aspect-ratio: 4 / 3; border-radius: 6px; background: var(--plaster-2); }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease-out); }
.card:hover .card__media img { transform: scale(1.06); }
.card__row { display: grid; grid-template-columns: auto 1fr; gap: .2rem 1rem; align-items: baseline; padding-top: 1rem; border-top: 2px solid var(--ink); margin-top: 1rem; }
.card__no { font-family: var(--f-display); font-weight: 700; color: var(--cobalt); grid-row: span 3; }
.card__name { font-size: 1.45rem; letter-spacing: -.01em; }
.card__tag { font-size: .82rem; color: var(--concrete); }
.card__loc { font-size: .82rem; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-2); }

/* ===================== CONTACT ===================== */
.sec--contact { padding-left: var(--gauge-w); background: var(--plaster-2); }
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.4rem, 6vw, 6rem); align-items: start; }
.contact__h { margin-bottom: 1.4rem; }
.contact__info { list-style: none; padding: 0; margin: 2.2rem 0 0; }
.contact__info li { display: grid; grid-template-columns: 6.5rem 1fr; gap: 1rem; padding: 1.1rem 0; border-top: 1px solid var(--line); }
.contact__info li:last-child { border-bottom: 1px solid var(--line); }
.contact__info .k { font-size: .74rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--concrete); padding-top: .2rem; }
.contact__info .v { color: var(--ink); }
.contact__info .v a { color: var(--cobalt); text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1.5px; }
.contact__info .v--ph { color: var(--ink-2); }
.contact__info .v--ph em { display: block; font-size: .8rem; color: var(--concrete); font-style: normal; margin-top: .2rem; }

.contact__form { display: grid; gap: 1.4rem; }
.field { position: relative; }
.field input, .field textarea {
  width: 100%; font-family: var(--f-body); font-size: 1rem; color: var(--ink);
  background: transparent; border: 0; border-bottom: 1.5px solid var(--ink);
  padding: 1.6rem 0 .6rem; transition: border-color .2s var(--ease);
}
.field textarea { resize: vertical; min-height: 90px; }
.field label {
  position: absolute; left: 0; top: 1.4rem; color: var(--concrete); font-size: 1rem;
  pointer-events: none; transition: transform .22s var(--ease), color .22s var(--ease), font-size .22s var(--ease);
  transform-origin: left;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--cobalt); }
.field input:focus + label, .field textarea:focus + label,
.field input:not(:placeholder-shown) + label, .field textarea:not(:placeholder-shown) + label {
  transform: translateY(-1.45rem) scale(.78); color: var(--cobalt);
}
.form-note { font-size: .82rem; color: var(--concrete); line-height: 1.5; }
.form-note.is-error { color: var(--cobalt); font-weight: 600; }

/* ===================== FOOTER ===================== */
.foot { background: var(--ink); color: var(--plaster); padding-block: 3rem; padding-left: var(--gauge-w); }
.foot__inner { display: grid; grid-template-columns: 1fr auto 1fr; gap: 2rem; align-items: center; }
.logo--foot .logo__txt { color: var(--plaster); }
.logo--foot .logo__bars i { background: var(--plaster); }
.logo--foot .logo__bars i:last-child { background: var(--cobalt); }
.foot__nav { display: flex; gap: 1.4rem; flex-wrap: wrap; justify-content: center; }
.foot__nav a { font-size: .92rem; color: #b9b9ae; }
.foot__nav a:hover { color: var(--cobalt); }
.foot__legal { font-size: .78rem; color: var(--concrete); text-align: right; line-height: 1.6; }

/* ===================== FOCUS / A11Y ===================== */
:focus-visible { outline: 3px solid var(--cobalt); outline-offset: 3px; border-radius: 2px; }

/* ===================== MOTION (reveals + hero) ===================== */
.js [data-reveal] { opacity: 0; transform: translateY(28px); }
.js [data-reveal].in { opacity: 1; transform: none; transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }

.js .line__in { transform: translateY(110%); }
.js .hero__title.run .line__in { transform: translateY(0); transition: transform .9s var(--ease-out); }
.js .hero__title.run .line:nth-child(1) .line__in { transition-delay: .05s; }
.js .hero__title.run .line:nth-child(2) .line__in { transition-delay: .16s; }
.js .hero__title.run .line:nth-child(3) .line__in { transition-delay: .27s; }

/* staggered reveal: scope cards */
.js .cap[data-reveal].in { transition: opacity .55s var(--ease-out), transform .55s var(--ease-out); }
.js .caps .cap:nth-child(2).in { transition-delay: .07s; }
.js .caps .cap:nth-child(3).in { transition-delay: .14s; }
.js .caps .cap:nth-child(4).in { transition-delay: .21s; }
.js .caps .cap:nth-child(5).in { transition-delay: .28s; }

/* staggered reveal: service chips pop in one by one */
.js .chips[data-reveal] { opacity: 1; transform: none; }
.js .chips .chip { opacity: 0; transform: translateY(14px) scale(.97); }
.js .chips.in .chip { opacity: 1; transform: none; transition: opacity .45s var(--ease-out), transform .5s var(--ease-out); }
.js .chips.in .chip:nth-child(1) { transition-delay: .05s; }
.js .chips.in .chip:nth-child(2) { transition-delay: .11s; }
.js .chips.in .chip:nth-child(3) { transition-delay: .17s; }
.js .chips.in .chip:nth-child(4) { transition-delay: .23s; }
.js .chips.in .chip:nth-child(5) { transition-delay: .29s; }
.js .chips.in .chip:nth-child(6) { transition-delay: .35s; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1080px) {
  :root { --gauge-w: 0px; }
  .gauge { display: none; }
  .scrollbar { display: block; }
  .hero, .strip, .sec--about, .sec--svc, .sec--proc, .sec--contact, .head, .foot { padding-left: 0; }
  .proj-track { padding-left: var(--pad); }
}

@media (max-width: 900px) {
  .about { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 1.8rem 1.4rem; }
  .contact { grid-template-columns: 1fr; }
  .svc { grid-template-columns: 2.6rem 1fr; grid-template-areas: "no title" "no desc"; gap: .3rem 1rem; }
  .svc__no { grid-area: no; align-self: start; padding-top: .35rem; }
  .svc__title { grid-area: title; }
  .svc__desc { grid-area: desc; }
  .svc__go { display: none; }
  .svc-preview { display: none; }
  .foot__inner { grid-template-columns: 1fr; gap: 1.6rem; text-align: left; justify-items: start; }
  .foot__nav { justify-content: flex-start; }
  .foot__legal { text-align: left; }
}

@media (max-width: 640px) {
  .head__inner { height: 66px; }
  .menu__btn {
    display: inline-flex; align-items: center; gap: .5rem; flex-direction: row;
    background: transparent; border: 0; cursor: pointer; padding: .4rem 0;
  }
  .menu__btn span { width: 22px; height: 2px; background: var(--ink); display: block; transition: transform .3s var(--ease), opacity .2s var(--ease); }
  .menu__btn span + span { margin-top: 5px; }
  .menu__btn em { font-style: normal; font-weight: 600; font-size: .78rem; letter-spacing: .14em; }
  .menu__btn[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu__btn[aria-expanded="true"] span:nth-child(2) { transform: translateY(-3.5px) rotate(-45deg); }
  /* full-screen opaque overlay menu */
  .menu__btn { position: relative; z-index: 110; }
  body.menu-open { overflow: hidden; }
  .menu-open .head { background: transparent; backdrop-filter: none; border-bottom-color: transparent; }
  .menu-open .logo { position: relative; z-index: 110; }
  .menu-open .logo__txt { color: var(--plaster); }
  .menu-open .logo__bars i { background: var(--plaster); }
  .menu-open .logo__bars i:last-child { background: var(--cobalt); }
  .menu-open .menu__btn span { background: var(--plaster); }
  .menu-open .menu__btn em { color: var(--plaster); }

  .menu__list {
    position: fixed; inset: 0; z-index: 95; counter-reset: m;
    flex-direction: column; justify-content: center; align-items: stretch; gap: 0;
    background: var(--ink); padding: 5rem var(--pad) 2.6rem;
    opacity: 0; visibility: hidden; transform: translateY(-12px);
    transition: opacity .34s var(--ease), transform .5s var(--ease-out), visibility 0s linear .34s;
  }
  .menu__list.open { opacity: 1; visibility: visible; transform: none; transition: opacity .34s var(--ease), transform .5s var(--ease-out), visibility 0s; }
  .menu__list li {
    width: 100%; border-top: 1px solid var(--line-dk);
    opacity: 0; transform: translateY(22px);
    transition: opacity .45s var(--ease-out), transform .55s var(--ease-out);
  }
  .menu__list.open li { opacity: 1; transform: none; }
  .menu__list.open li:nth-child(1) { transition-delay: .12s; }
  .menu__list.open li:nth-child(2) { transition-delay: .18s; }
  .menu__list.open li:nth-child(3) { transition-delay: .24s; }
  .menu__list.open li:nth-child(4) { transition-delay: .30s; }
  .menu__list.open li:nth-child(5) { transition-delay: .38s; }
  .menu__list li:not(:has(.menu__cta)) { counter-increment: m; }
  .menu__list a:not(.menu__cta) {
    display: flex; align-items: baseline; gap: 1.1rem; padding: 1.3rem 0;
    font-family: var(--f-display); font-weight: 700; font-size: clamp(2rem, 8.5vw, 2.8rem);
    letter-spacing: -.02em; color: var(--plaster); line-height: 1;
  }
  .menu__list a:not(.menu__cta)::after { display: none; }
  .menu__list a:not(.menu__cta)::before {
    content: counter(m, decimal-leading-zero);
    font-family: var(--f-body); font-weight: 600; font-size: .9rem; color: var(--cobalt); letter-spacing: 0;
  }
  .menu__list a:not(.menu__cta):active { color: var(--cobalt); }
  .menu__cta {
    display: block; width: 100%; text-align: center; margin-top: 1.8rem; padding: 1.05em !important;
    background: var(--cobalt) !important; color: #fff !important; font-family: var(--f-body); font-weight: 600; font-size: 1.05rem;
  }
  .menu__list li:has(.menu__cta) { border-top: 0; }

  .hero__title { font-size: clamp(2.3rem, 9vw, 3.2rem); letter-spacing: -.04em; }
  .hero__foot { grid-template-columns: 1fr; align-items: start; }
  .hero__cta { width: 100%; }
  .hero__cta .btn { flex: 1; justify-content: center; }
  .hero__scroll { display: none; }
  .stats { grid-template-columns: 1fr 1fr; }
  .contact__info li { grid-template-columns: 1fr; gap: .25rem; }
  .kot__lv { grid-template-columns: 1fr; gap: .5rem; }
  .kot__elv { font-size: 1.05rem; }
}

@media (max-width: 380px) {
  .hero__title { font-size: 2.05rem; }
}

/* ===================== REDUCED MOTION ===================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .js .chips .chip { opacity: 1 !important; transform: none !important; }
  .js .line__in { transform: none; }
  .marquee__row { animation: none; }
  .hero__scroll-line::after { display: none; }
}