/* =========================================================================
   Naimat Ullah Khan — portfolio
   ========================================================================= */
:root {
  --bg: #07030a;
  --navy: #101421;
  --navy-2: #161b2e;
  --light: #eef2f5;
  --light-2: #e2e8ef;
  --card: #dde4ec;
  --ink: #1b2768;
  --muted: #586490;
  --faded: #c3cbe0;
  --pink: #ff488b;
  --pink-2: #d63de0;
  --white: #fff;
  --f-display: "Inter Tight", "Inter", system-ui, sans-serif;
  --f-body: "Inter", system-ui, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, monospace;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --gutter: 40px;
  --radius: 22px;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }
body {
  margin: 0; background: var(--bg); color: var(--white);
  font: 400 15px/1.55 var(--f-body);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
html.is-loading body { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
img, svg { display: block; }
h1, h2, h3, h4, p { margin: 0; }
::selection { background: var(--pink); color: var(--navy); }

.wrap { width: 100%; max-width: 1440px; margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--f-mono); font-size: 12px; letter-spacing: .02em; }
.center { text-align: center; }

/* ---------------------------------------------------------------- type */
.h-2xl, .h-xl, .h-lg, .h-md, .h-cta { font-family: var(--f-display); font-weight: 300; letter-spacing: -.025em; }
.h-2xl { font-size: clamp(42px, 6.3vw, 96px); line-height: 1.0; }
.h-xl  { font-size: clamp(34px, 4.4vw, 64px); line-height: 1.04; }
.h-lg  { font-size: clamp(30px, 3.2vw, 46px); line-height: 1.08; }
.h-md  { font-size: clamp(24px, 2.2vw, 32px); line-height: 1.15; font-weight: 400; letter-spacing: -.015em; }
.h-cta { font-size: clamp(26px, 2.5vw, 38px); line-height: 1.12; font-weight: 400; letter-spacing: -.02em; }

.grad, .grad .wi {
  background: linear-gradient(92deg, var(--pink) 0%, #f04bb5 55%, var(--pink-2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.split .grad { background: none; }

/* word-by-word reveal */
.split .w { display: inline-block; overflow: hidden; vertical-align: bottom; padding: 0 .02em .12em; margin: 0 -.02em -.12em; }
.split .wi { display: inline-block; transform: translateY(108%); will-change: transform; }
html.no-js .split .wi, html.reduce .split .wi { transform: none; }

.label {
  font: 500 11px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .06em; color: var(--ink);
  display: flex; align-items: center; gap: 8px;
}
.label::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.label-dark { color: var(--white); }

/* ---------------------------------------------------------------- buttons */
.btn {
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 54px; padding: 0 22px; border-radius: 4px; border: 0; cursor: pointer;
  font: 500 12px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .04em; white-space: nowrap;
}
.btn-bg {
  position: absolute; inset: 0; z-index: -1; border-radius: inherit; pointer-events: none;
  transform: scale3d(.9, .7, 1); opacity: 0;
  transition: transform .22s var(--ease), opacity .22s var(--ease);
}
.btn:hover .btn-bg, .btn:focus-visible .btn-bg { transform: scale3d(1, 1, 1); opacity: 1; }
.btn-pink  { background: var(--pink); color: #14183a; }
.btn-pink .btn-bg  { background: #ff74a8; }
.btn-light { background: #d4dbef; color: #1d2a6b; }
.btn-light .btn-bg { background: #b8c3e2; }
.btn-ghost { background: rgba(16, 20, 33, .55); color: var(--white); }
.btn-ghost .btn-bg { background: rgba(255, 255, 255, .14); }
.btn-white { background: var(--white); color: var(--ink); }
.btn-white .btn-bg { background: #dfe5f1; }
.btn-sm { height: 36px; padding: 0 12px; font-size: 10.5px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; }
.scr { display: inline-block; white-space: pre; }
:focus-visible { outline: 2px solid var(--pink); outline-offset: 3px; }

/* ---------------------------------------------------------------- loader */
.loader {
  position: fixed; inset: 0; z-index: 100; background: var(--navy);
  display: grid; place-items: center; transition: opacity .7s var(--ease), visibility .7s;
}
html:not(.is-loading) .loader { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-mark { display: grid; gap: 4px; width: 26px; }
.loader-mark span { display: block; height: 4px; border-radius: 4px; background: var(--pink); width: 64%; animation: bar 1.1s var(--ease-io) infinite alternate; }
.loader-mark span:nth-child(2) { margin-left: 36%; animation-delay: .15s; }
.loader-mark span:nth-child(3) { animation-delay: .3s; }
@keyframes bar { from { transform: scaleX(.35); transform-origin: left; } to { transform: scaleX(1); transform-origin: left; } }

/* ---------------------------------------------------------------- background */
#bg { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; display: block; }
.bg-fallback { display: none; }
html.no-webgl #bg { display: none; }
html.no-webgl .bg-fallback {
  display: block; position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(40% 60% at 78% 70%, rgba(170, 30, 130, .55), transparent 70%),
    radial-gradient(30% 40% at 20% 20%, rgba(120, 20, 90, .35), transparent 70%),
    var(--bg);
}
main { position: relative; z-index: 1; }

/* ---------------------------------------------------------------- header */
.hdr {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; gap: 12px; padding: 14px var(--gutter);
  transition: opacity .35s var(--ease), visibility .35s;
}
.brand { display: flex; align-items: center; gap: 14px; margin-right: auto; }
.brand-mark { display: grid; gap: 3px; width: 24px; flex: none; }
.brand-mark i { display: block; height: 3.5px; border-radius: 4px; background: var(--pink); width: 66%; }
.brand-mark i:nth-child(2) { margin-left: 34%; }
.brand-word {
  font: 400 26px/1 var(--f-display); letter-spacing: -.02em; white-space: nowrap;
  max-width: 320px; overflow: hidden; transition: max-width .5s var(--ease), opacity .35s var(--ease), color .3s;
}
.hdr.is-scrolled .brand-word { max-width: 0; opacity: 0; }
.hdr.is-light .brand-word { color: var(--ink); }

.nav-pill {
  display: flex; align-items: center; height: 54px; padding: 0 10px; border-radius: 6px;
  background: rgba(16, 20, 33, .92); transition: background .35s var(--ease);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.hdr.is-light .nav-pill { background: rgba(110, 118, 142, .62); }
.nav-link { padding: 10px 13px; font: 500 12px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .04em; color: #fff; }
.nav-dots { display: grid; grid-template-columns: repeat(2, 4px); gap: 3px; padding: 0 12px; }
.nav-dots i { width: 4px; height: 4px; border-radius: 1px; background: currentColor; }
.hdr-cta { display: flex; gap: 8px; }
.menu-btn { display: none; }

.mobile-menu {
  position: fixed; inset: 0; z-index: 49; background: rgba(10, 12, 22, .97);
  display: flex; flex-direction: column; justify-content: center; gap: 40px; padding: 90px 24px 40px;
}
.mobile-menu[hidden] { display: none; }
.mobile-menu nav { display: flex; flex-direction: column; gap: 6px; }
.mobile-menu nav a { font: 300 40px/1.15 var(--f-display); letter-spacing: -.02em; }
.mobile-menu-cta { display: flex; gap: 8px; }

/* hold state: fade page chrome */
[data-hold-hide] { transition: opacity .3s var(--ease), visibility .3s; }
html.is-holding [data-hold-hide] { opacity: 0; visibility: hidden; pointer-events: none; }

/* ---------------------------------------------------------------- cursor */
.cursor {
  position: fixed; top: 0; left: 0; z-index: 60; width: 84px; height: 84px; margin: -42px 0 0 -42px;
  pointer-events: none; opacity: 0; transition: opacity .2s var(--ease); will-change: transform;
}
.cursor.is-visible { opacity: 1; }
.cursor.is-hidden { opacity: 0; }
.cursor-svg {
  width: 100%; height: 100%; transform: rotate(-90deg) scale(var(--s, .72));
  transition: transform .35s var(--ease-io); overflow: visible;
}
.cursor.is-visible .cursor-svg { --s: 1; }
.cursor.is-holding .cursor-svg { --s: .78; }
.cursor-ring { fill: none; stroke: rgba(255, 255, 255, .28); stroke-width: 1; vector-effect: non-scaling-stroke; }
.cursor-progress { fill: none; stroke: rgba(255, 255, 255, .95); stroke-width: 1.4; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.cursor-content {
  position: absolute; inset: 15%; display: flex; align-items: center; justify-content: space-between; padding: 0 14%;
  transition: transform .35s var(--ease-io);
}
.cursor-content span { width: 4px; height: 4px; border-radius: 4px; background: rgba(255, 255, 255, .95); transition: width .35s var(--ease-io), height .35s var(--ease-io), border-radius .35s; }
.cursor.is-holding .cursor-content { transform: scale(.85); }
.cursor.is-holding .cursor-content span { width: 14px; height: 2px; border-radius: 2px; }
.cursor-label {
  position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%); white-space: nowrap;
  font: 500 10.5px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .06em; transition: opacity .25s;
}
.cursor.is-holding .cursor-label { opacity: 0; }

/* ---------------------------------------------------------------- hero */
.hero { position: relative; user-select: none; -webkit-user-select: none; }
@media (hover: hover) and (pointer: fine) {
  html.has-cursor .hero { cursor: none; }
  html.has-cursor .hero [data-cursor-hide], html.has-cursor .hero a, html.has-cursor .hero button { cursor: pointer; }
}
.hero-inner {
  min-height: 100vh; min-height: 100svh; display: grid; grid-template-columns: 1fr minmax(260px, 320px);
  align-items: end; gap: 40px; padding-top: 120px; padding-bottom: 48px;
}
.hero-title { max-width: 11.5em; }
.hero-side { padding-bottom: 6px; }
.hero-side p { font-size: 14.5px; line-height: 1.5; max-width: 300px; margin-bottom: 24px; }
html.is-booting .hero-side, html.is-booting .hero-rail { opacity: 0; transform: translateY(12px); }
.hero-side, .hero-rail { transition: opacity .9s var(--ease) .5s, transform .9s var(--ease) .5s; }

.hold-words { position: absolute; inset: 0; height: 100vh; height: 100svh; pointer-events: none; z-index: 3; }
.hold-word {
  position: absolute; font: 300 clamp(56px, 9vw, 150px)/1 var(--f-display); letter-spacing: -.03em; white-space: nowrap;
}
.hold-word .l { display: inline-block; opacity: 0; }
.hw-1 { left: 5%; top: 56%; }
.hw-2 { left: 46%; top: 22%; }
.hw-3 { right: 6%; top: 68%; }
.hold-hint {
  position: fixed; left: 50%; bottom: 36px; transform: translateX(-50%); z-index: 3; pointer-events: none;
  font: 500 11px/1 var(--f-mono); letter-spacing: .06em; text-transform: uppercase; opacity: 0; transition: opacity .4s;
}
html.is-hold-done .hold-hint { opacity: .8; }

.hold-mobile {
  display: none; position: absolute; left: 16px; top: 44%; z-index: 4; width: 60px; height: 60px; border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, .14); background: rgba(10, 12, 22, .78); align-items: center; justify-content: center;
}
.hold-mobile svg { width: 22px; height: 22px; fill: #fff; }
.hold-mobile .i-stop, html.is-holding .hold-mobile .i-play { display: none; }
html.is-holding .hold-mobile .i-stop { display: block; }

/* tech rail */
.hero-rail { position: relative; z-index: 2; }
.rail {
  border-top: 1px solid rgba(255, 255, 255, .14); padding: 40px 0 10px; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.rail-track { display: flex; gap: 72px; width: max-content; animation: rail 42s linear infinite; }
.rail-track span { font: 500 clamp(20px, 2vw, 28px)/1 var(--f-display); letter-spacing: -.02em; white-space: nowrap; opacity: .92; }
.rail:hover .rail-track { animation-play-state: paused; }
@keyframes rail { to { transform: translateX(-50%); } }

/* interactive dots */
.dots-area { position: relative; pointer-events: none; }
.hero-dots { height: 46vh; }
.dots { position: absolute; inset: 0; width: 100%; height: 100%; }
.sec-dark > .dots-area { position: absolute; inset: 0; }

/* ---------------------------------------------------------------- light panels */
.panel-light {
  position: relative; z-index: 2; background: var(--light); color: var(--ink);
  border-radius: var(--radius); padding: 120px 0 130px;
}
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; margin-bottom: 140px; }
.intro-small { font: 400 18px/1.35 var(--f-display); max-width: 240px; }

/* why section */
.why { display: grid; grid-template-columns: 5fr 7fr; gap: 40px; }
.why-sticky { position: sticky; top: 38vh; }
.why-list { list-style: none; margin: 28px 0 0; padding: 0; }
.why-list li {
  font: 300 clamp(26px, 2.5vw, 38px)/1.12 var(--f-display); letter-spacing: -.02em; color: var(--faded);
  cursor: pointer; transition: color .45s var(--ease);
}
.why-list li.is-active, .why-list li:hover { color: var(--ink); }
.why-right { max-width: 640px; }
.why-card { margin-bottom: 18vh; }
.why-card:last-child { margin-bottom: 0; }
.why-card h3 { font: 400 20px/1.3 var(--f-display); letter-spacing: -.01em; margin: 22px 0 10px; }
.why-card > p { font-size: 14px; color: var(--muted); max-width: 520px; }
.vis {
  position: relative; overflow: hidden; border-radius: 8px; min-height: 380px; padding: 18px;
  display: flex; flex-direction: column;
}
.vis-dark {
  background:
    linear-gradient(118deg, transparent 34%, rgba(255, 120, 200, .38) 41%, transparent 47%),
    linear-gradient(118deg, transparent 52%, rgba(255, 80, 170, .18) 60%, transparent 70%),
    radial-gradient(120% 90% at 85% 0%, #9c1f78 0%, #4a0c3e 42%, #13061a 100%);
}
.vis-light { background: var(--light-2); }
.vis-tag {
  position: absolute; top: 12px; left: 12px; z-index: 2; background: var(--ink); color: #fff;
  font: 500 10px/1 var(--f-mono); letter-spacing: .05em; text-transform: uppercase; padding: 6px 8px; border-radius: 3px;
}

/* segmented control */
.seg { position: relative; display: inline-flex; padding: 3px; background: #fff; border-radius: 6px; align-self: center; }
.seg-btn {
  position: relative; z-index: 1; border: 0; background: transparent; cursor: pointer;
  padding: 8px 14px; border-radius: 4px; font: 500 13px/1 var(--f-body); color: var(--ink); transition: color .3s var(--ease);
}
.seg-btn.is-active { color: #fff; }
.seg-ind { position: absolute; top: 3px; bottom: 3px; left: 3px; width: 0; border-radius: 4px; background: #525e8f; transition: left .4s var(--ease-io), width .4s var(--ease-io); }
.seg-center { display: flex; width: fit-content; margin: 22px auto 44px; }

/* bars */
.bars-box { margin: auto 6% 0; background: rgba(255, 255, 255, .9); border-radius: 6px; padding: 14px 18px; color: var(--ink); }
.bar { display: grid; grid-template-columns: 1fr auto; column-gap: 18px; row-gap: 7px; align-items: end; padding: 9px 0; }
.bar-l { font: 500 10px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .05em; }
.bar-t { grid-column: 1; grid-row: 2; height: 3px; background: #d5dbe8; border-radius: 3px; overflow: hidden; }
.bar-t i { display: block; height: 100%; background: var(--ink); transform-origin: left; transform: scaleX(0); }
.bar:nth-child(-n+2) .bar-t i { background: var(--pink); }
.bar b { grid-column: 2; grid-row: 1 / 3; font: 400 24px/1 var(--f-display); letter-spacing: -.02em; min-width: 3.2ch; text-align: right; }

/* AI flow */
.flow { display: flex; align-items: center; margin: 54px 4% 22px; }
.flow-node { display: flex; flex-direction: column; align-items: center; gap: 8px; flex: none; }
.flow-node svg { width: 50px; height: 50px; padding: 12px; border-radius: 8px; background: #fff; fill: none; stroke: var(--ink); stroke-width: 1.4; stroke-linejoin: round; }
.flow-node.is-pink svg { background: var(--pink); stroke: #14183a; }
.flow-node span { font: 500 10px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .04em; }
.flow-line { position: relative; flex: 1; height: 1px; margin: 0 10px 18px; background: repeating-linear-gradient(90deg, #9aa6c8 0 4px, transparent 4px 8px); }
.flow-line i { position: absolute; top: -3px; left: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--pink); animation: packet 1.8s linear infinite; }
.flow-line + .flow-node + .flow-line i { animation-delay: .9s; }
@keyframes packet { from { left: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } to { left: calc(100% - 7px); opacity: 0; } }
.json {
  flex: 1; margin: 0 4%; padding: 14px 16px; border-radius: 6px; background: #fff; min-height: 160px;
  font: 400 11.5px/1.55 var(--f-mono); color: var(--ink); white-space: pre-wrap; overflow: hidden;
}
.json .k { color: #525e8f; } .json .s { color: #c2185b; } .json .n { color: #1b7f5b; }
.json .caret { display: inline-block; width: 7px; height: 13px; background: var(--pink); vertical-align: -2px; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* terminal */
.vis-term { background: #0f1324; }
.term {
  margin: 34px 4% 0; flex: 1; background: #e6eaf2; border-radius: 6px; padding: 14px 16px; color: var(--ink);
  font: 400 11px/1.6 var(--f-mono); white-space: pre; overflow: hidden;
}
.term .ok { color: #c2185b; } .term .dim { color: #7c88ad; }
.term .pb { display: inline-block; width: 150px; height: 9px; vertical-align: -1px; background: repeating-linear-gradient(90deg, #b9c2d8 0 2px, transparent 2px 4px); position: relative; }
.term .pb i { position: absolute; inset: 0 auto 0 0; background: var(--ink); width: 0; }

/* architecture */
.vis-arch { align-items: center; justify-content: center; }
.arch { width: 100%; max-width: 520px; margin-top: 26px; overflow: visible; }
.arch-lines { fill: none; stroke: #9aa6c8; stroke-width: 1; }
.arch-lines use, .arch-lines path { stroke-dasharray: 3 3; }
.arch-lines .bus { stroke: #525e8f; stroke-width: 1.4; stroke-dasharray: none; }
.arch rect { fill: #fff; stroke: #c3cbe0; }
.arch .n-gw { fill: var(--ink); stroke: none; }
.arch .n-db { fill: #f8f9fc; }
.arch text { font: 500 9px var(--f-mono); fill: var(--ink); text-anchor: middle; dominant-baseline: middle; }
.arch .n-gw + text { fill: #fff; }
.arch .t-bus { text-anchor: end; fill: #525e8f; font-size: 8px; }
.arch .t-bus { transform: translate(0, -12px); }
.packets circle { fill: var(--pink); }
.packets .pk { fill: #525e8f; }

/* ---------------------------------------------------------------- dark sections */
.sec-dark { position: relative; padding: 150px 0; }
.exp-grid { position: relative; display: grid; grid-template-columns: 5fr 7fr; gap: 60px; }
.exp-left .h-xl { margin: 22px 0 32px; }
.exp-company { display: flex; flex-direction: column; gap: 4px; margin-bottom: 30px; font-size: 14px; color: rgba(255, 255, 255, .78); }
.exp-company strong { font: 400 22px/1.2 var(--f-display); color: #fff; letter-spacing: -.01em; }
.exp-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 44px 40px; align-content: start; }
.exp-list h4 { display: flex; align-items: center; gap: 10px; font: 400 20px/1.2 var(--f-display); letter-spacing: -.01em; margin-bottom: 10px; }
.exp-list svg { width: 18px; height: 18px; flex: none; fill: none; stroke: #fff; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.exp-list p { font-size: 13.5px; line-height: 1.55; color: rgba(255, 255, 255, .72); max-width: 380px; }

.sec-projects { padding-top: 60px; }
.proj-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; max-width: 1100px; margin: 0 auto; }
.proj {
  position: relative; display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 8px; text-align: left;
  background: #e6ebf2; color: var(--ink); border: 0; border-radius: 6px; cursor: pointer;
  transition: background .3s var(--ease), transform .3s var(--ease);
}
.proj:hover { background: #fff; }
.proj-ico { display: grid; place-items: center; background: #cfd7e5; border-radius: 4px; min-height: 108px; }
.proj-ico svg { width: 30px; height: 30px; fill: none; stroke: var(--ink); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.proj-txt { display: flex; flex-direction: column; padding: 8px 34px 6px 0; }
.proj .t { display: block; font: 400 18px/1.25 var(--f-display); letter-spacing: -.01em; margin-bottom: 6px; }
.proj .d { display: block; font-size: 13px; line-height: 1.45; color: var(--muted); margin-bottom: 14px; }
.proj .more { margin-top: auto; font: 500 10px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .05em; text-decoration: underline; text-underline-offset: 3px; }
.arrow-in {
  position: absolute; right: 14px; bottom: 14px; width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.5;
  opacity: 0; transform: translate(-6px, 0); transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.proj:hover .arrow-in, .ind:hover .arrow-in { opacity: 1; transform: none; }

/* ---------------------------------------------------------------- industries carousel */
#industries .h-xl { max-width: 13em; }
.car-head { display: flex; justify-content: flex-end; margin: 60px 0 22px; }
.car-arrows { display: flex; gap: 4px; }
.car-btn { width: 30px; height: 30px; border: 0; border-radius: 4px; background: #fff; color: var(--ink); display: grid; place-items: center; cursor: pointer; transition: background .2s; }
.car-btn:hover { background: #dfe5f1; }
.car-btn svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.car {
  display: flex; gap: 10px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none;
  margin-right: calc(-1 * var(--gutter)); padding-right: var(--gutter); overscroll-behavior-x: contain;
}
.car::-webkit-scrollbar { display: none; }
.ind {
  position: relative; flex: 0 0 300px; min-height: 410px; scroll-snap-align: start; border: 0; text-align: left; cursor: pointer;
  display: flex; flex-direction: column; padding: 12px; border-radius: 6px; background: var(--card); color: var(--ink);
  transition: transform .35s var(--ease), background .3s var(--ease);
}
.ind:hover { transform: translateY(-4px); background: #e7ecf2; }
.ind-tags { font: 500 9.5px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.ind-mark { flex: 1; display: grid; place-items: center; font: 500 28px/1 var(--f-display); letter-spacing: -.02em; min-height: 180px; }
.ind .t { display: block; font: 400 18px/1.28 var(--f-display); letter-spacing: -.01em; padding: 0 6px; margin-bottom: 26px; }
.ind small { font-size: 11.5px; color: var(--muted); padding: 0 6px 4px; }

/* ---------------------------------------------------------------- skills */
.skills { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; margin-top: 150px; }
.skill-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 10px; align-items: start; }
.skill { border-bottom: 1px solid #cdd5e1; }
.skill-btn {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 13px 8px; border: 0; background: transparent; cursor: pointer; border-radius: 4px; text-align: left;
  font: 300 20px/1.2 var(--f-display); letter-spacing: -.01em; color: var(--ink); transition: background .25s var(--ease);
}
.skill-btn:hover, .skill.is-open .skill-btn { background: #fff; }
.skill-btn svg { width: 16px; height: 16px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.5; transition: transform .35s var(--ease-io); }
.skill.is-open .skill-btn svg { transform: rotate(90deg); }
.skill-btn em { font: 500 10px/1 var(--f-mono); font-style: normal; color: var(--muted); margin-left: auto; margin-right: 4px; }
.skill-tools { height: 0; overflow: hidden; }
.skill-tools div { display: flex; flex-wrap: wrap; gap: 6px; padding: 10px 8px 16px; }
.chip { font: 500 10.5px/1 var(--f-mono); padding: 6px 8px; border-radius: 3px; background: #fff; border: 1px solid #d3dae6; color: var(--ink); }

/* ---------------------------------------------------------------- education */
.edu { margin-top: 150px; }
.edu-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 30px; }
.edu-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.edu-card { background: #fff; border-radius: 6px; overflow: hidden; transition: transform .35s var(--ease); }
.edu-card:hover { transform: translateY(-4px); }
.edu-art { height: 200px; display: grid; place-items: center; position: relative; overflow: hidden; }
.edu-art::before { content: ""; position: absolute; inset: -20%; background: linear-gradient(115deg, transparent 40%, rgba(255, 190, 235, .85) 47%, transparent 52%); transform: translateX(-30%); transition: transform 1.2s var(--ease); }
.edu-card:hover .edu-art::before { transform: translateX(30%); }
.a1 { background: linear-gradient(160deg, #2a0623 0%, #8d1a6d 55%, #3a0a33 100%); }
.a2 { background: linear-gradient(200deg, #12040f 0%, #6e1356 50%, #c02a8e 100%); }
.a3 { background: linear-gradient(140deg, #501044 0%, #1a0516 60%, #a0207c 100%); }
.edu-art svg { position: relative; width: 64px; height: 64px; fill: none; stroke: #fff; stroke-width: 1.1; stroke-linejoin: round; stroke-linecap: round; filter: drop-shadow(0 0 12px rgba(255, 160, 220, .7)); }
.edu-body { padding: 12px 14px 20px; }
.mono-sm { font: 500 10px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .05em; color: var(--ink); margin-bottom: 12px; }
.mono-sm span { color: var(--muted); margin-left: 8px; }
.edu-body h3 { font: 400 19px/1.28 var(--f-display); letter-spacing: -.01em; color: var(--ink); }
.edu-body p:last-child:not(.mono-sm) { margin-top: 8px; font-size: 13px; color: var(--muted); }

/* ---------------------------------------------------------------- footer */
.ftr { position: relative; padding: 100px 0 28px; min-height: 100vh; display: flex; flex-direction: column; }
.ftr .wrap { flex: 1; display: flex; flex-direction: column; }
.ftr-top { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.ftr-social { display: flex; gap: 14px; align-self: start; }
.ftr-social svg { width: 18px; height: 18px; fill: none; stroke: #fff; stroke-width: 1.5; stroke-linejoin: round; transition: stroke .2s; }
.ftr-social a:hover svg { stroke: var(--pink); }
.ftr-cols { display: grid; grid-template-columns: 1fr 1.3fr; gap: 30px; }
.ftr-cols > div { display: flex; flex-direction: column; gap: 8px; font-size: 13px; }
.ftr-cols a:hover { color: var(--pink); }
.ftr-h { color: rgba(255, 255, 255, .55); margin-bottom: 6px; }
.ftr-cta { margin: auto 0 0 50%; padding: 120px 0 80px; max-width: 640px; }
.ftr-cta .h-cta { margin-bottom: 26px; }
.ftr-bottom {
  display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, .14); font-size: 13px;
}
.ftr-bottom div { display: flex; gap: 22px; }
.ftr-bottom a { font: 500 11px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .05em; }

/* ---------------------------------------------------------------- modal */
.modal {
  width: min(720px, calc(100% - 32px)); max-height: calc(100% - 48px); border: 0; padding: 0; border-radius: 10px;
  background: var(--light); color: var(--ink); overflow: auto;
}
.modal::backdrop { background: rgba(5, 3, 10, .62); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.modal[open] { animation: pop .45s var(--ease); }
@keyframes pop { from { opacity: 0; transform: translateY(18px) scale(.98); } }
.modal-close {
  position: sticky; top: 14px; float: right; margin: 14px 14px 0 0; z-index: 2; height: 34px; padding: 0 12px; border: 0; border-radius: 4px;
  background: #fff; cursor: pointer; font: 500 11px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .05em;
}
.modal-body { padding: 44px 40px 40px; }
.modal-body .label { margin-bottom: 18px; }
.modal-body h2 { font: 300 clamp(28px, 3.4vw, 40px)/1.08 var(--f-display); letter-spacing: -.02em; margin-bottom: 10px; }
.modal-body .client { color: var(--muted); font-size: 14px; margin-bottom: 22px; }
.modal-body .chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 26px; }
.modal-body ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.modal-body li { position: relative; padding-left: 22px; font-size: 14.5px; line-height: 1.6; }
.modal-body li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 8px; height: 2px; background: var(--pink); }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 1100px) {
  .nav-link { padding: 10px 9px; }
  .exp-list { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  :root { --gutter: 16px; --radius: 16px; }
  .nav-pill, .hdr-cta { display: none; }
  .menu-btn {
    display: flex; align-items: center; gap: 4px; height: 44px; padding: 0 6px 0 16px; border: 0; border-radius: 6px;
    background: rgba(16, 20, 33, .92); font: 500 12px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .04em; cursor: pointer;
  }
  .hdr { padding: 12px var(--gutter); }
  .brand-word { font-size: 22px; }
  .hero-inner { grid-template-columns: 1fr; gap: 24px; padding-bottom: 32px; }
  .hold-mobile { display: flex; }
  .hw-1 { left: 6%; top: 28%; } .hw-2 { left: 14%; top: 46%; } .hw-3 { left: 30%; top: 64%; right: auto; }
  .hero-dots { height: 26vh; }
  .rail { padding-top: 28px; }
  .rail-track { gap: 44px; }
  .panel-light { padding: 80px 0 90px; }
  .intro-grid { grid-template-columns: 1fr; margin-bottom: 70px; gap: 20px; }
  .why { grid-template-columns: 1fr; }
  .why-left { display: none; }
  .why-card { margin-bottom: 70px; }
  .vis { min-height: 320px; padding: 12px; }
  .bars-box { margin: auto 0 0; }
  .flow { margin: 50px 0 18px; }
  .flow-node svg { width: 42px; height: 42px; padding: 10px; }
  .json { margin: 0; font-size: 10.5px; }
  .term { margin: 34px 0 0; font-size: 9.5px; }
  .term .pb { width: 90px; }
  .sec-dark { padding: 100px 0; }
  .exp-grid { grid-template-columns: 1fr; gap: 50px; }
  .proj-grid { grid-template-columns: 1fr; }
  .proj { grid-template-columns: 76px 1fr; }
  .proj-ico { min-height: 90px; }
  .ind { flex-basis: 78vw; min-height: 360px; }
  .skills { grid-template-columns: 1fr; gap: 20px; margin-top: 100px; }
  .skill-grid { grid-template-columns: 1fr; }
  .edu { margin-top: 100px; }
  .edu-grid { grid-template-columns: 1fr; }
  .edu-head { flex-wrap: wrap; gap: 14px; }
  .ftr-top { grid-template-columns: 1fr; }
  .ftr-cols { grid-template-columns: 1fr; }
  .ftr-cta { margin-left: 0; padding: 80px 0 60px; }
  .ftr-bottom { flex-direction: column; align-items: flex-start; }
  .modal-body { padding: 34px 20px 28px; }
}
@media (prefers-reduced-motion: reduce) {
  .rail-track, .flow-line i, .loader-mark span { animation: none; }
  * { transition-duration: .01ms !important; }
}