/* Studio refinement: keep the cream/orange identity and make every case readable. */
:root {
  --gutter: clamp(18px, 4vw, 56px);
  --sh: 5px 5px 0 var(--ink);
}

html { scroll-padding-top: calc(88px + env(safe-area-inset-top, 0px)); }
body {
  background-image: radial-gradient(rgba(22, 22, 22, .045) 1px, transparent 1.3px);
  text-rendering: optimizeLegibility;
}
section[id], .chapter[id] { scroll-margin-top: 20px; }

/* Keyboard navigation stays visible above the animated scene. */
.skip-link {
  position: fixed;
  z-index: 80;
  top: calc(12px + env(safe-area-inset-top, 0px));
  inset-inline-start: var(--gutter);
  padding: 10px 16px;
  border: var(--bw) solid var(--ink);
  border-radius: 10px;
  background: var(--marker);
  font: 700 14px var(--f-body);
  box-shadow: 4px 4px 0 var(--ink);
  transform: translateY(-160%);
  text-decoration: none;
}
.skip-link:focus { transform: none; }
nav:focus-within, nav.menu-open { transform: none; }
nav a:focus-visible, nav button:focus-visible,
#hud button:focus-visible, .project-index a:focus-visible,
.gallery-controls button:focus-visible, #track:focus-visible {
  outline: 3px solid var(--accent-d);
  outline-offset: 4px;
}
#hud button { min-height: 30px; }
#hud button:focus-visible span { opacity: 1; transform: none; }
nav .wrap { gap: 14px; }
nav ul a { display: inline-flex; align-items: center; min-height: 40px; }
.lang { min-height: 40px; }
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex: none;
  min-height: 40px;
  min-width: 44px;
  padding: 0 11px;
  border: var(--bw) solid var(--ink);
  border-radius: 10px;
  background: var(--paper);
  color: var(--ink);
  box-shadow: 2px 2px 0 var(--ink);
  font: 700 13px var(--f-body);
  cursor: pointer;
}
.menu-toggle[aria-expanded="true"] { background: var(--marker); }

/* A quieter backdrop gives the copy and the app windows room to lead. */
.hero { padding-block: clamp(108px, 15vh, 150px) clamp(56px, 9vh, 100px); }
.hero-grid { column-gap: clamp(32px, 5vw, 72px); }
.name { font-size: clamp(64px, 8.3vw, 132px); }
.h-tags { gap: 8px; }
.fullname { margin-top: 20px; }
.lede { margin-top: 14px; }
.cta-row { gap: 12px; margin-top: 28px; }
.btn-main, .btn-alt { min-height: 48px; }
.hero .links { margin-top: 24px; gap: 22px; }
.links a { padding-block: 5px; }
.h-photo { width: min(100%, 420px); }
.pf { box-shadow: 10px 10px 0 var(--accent); }
.stk { animation-duration: 5.8s; }
.chapter { padding-block: clamp(54px, 8vh, 100px) clamp(32px, 5vh, 64px); }
.chapter p { line-height: 1.7; }

.project-index {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 26px;
  max-width: 920px;
}
.project-index a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 7px 12px;
  border: 2px solid var(--ink);
  border-radius: 9px;
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  font: 700 13px/1.4 var(--f-body);
  box-shadow: 2px 2px 0 var(--ink);
  transition: background-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.project-index a span:first-child { font-variant-numeric: tabular-nums; }

/* Desktop retains the scroll-built exhibits, with a shorter path between cases. */
.proj { height: 210vh; }
.win { box-shadow: 8px 8px 0 var(--accent); }
.panel { padding: clamp(20px, 2.1vw, 28px); }
.panel p { display: block; font-size: 15px; line-height: 1.65; }
.idx { display: block; }
.panel h3 { line-height: 1.05; }
.steps { gap: 3px; }
.steps li { font-size: 14px; line-height: 1.5; }
.stack { display: flex; gap: 6px; }
.stack span { line-height: 1.6; }
.case { padding-block: clamp(44px, 7vh, 86px); }
.case .grid { padding: clamp(22px, 3vw, 34px); gap: clamp(20px, 2.4vw, 32px); }
.case p, .case li { line-height: 1.75; }
.case h5 { margin-bottom: 14px; }
.case-head { gap: 14px; margin-bottom: 20px; }

.hs { height: 290vh; }
.hs-head { margin-bottom: 24px; }
.card { gap: 11px; padding: 18px; }
.card p, .card .fix { line-height: 1.65; overflow-wrap: anywhere; }
.card .stack { padding-top: 10px; }
.card .gh { padding-block: 5px; }
.gallery-controls {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-block: 8px 20px;
}
.gallery-controls button, .gallery-prev, .gallery-next {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  min-height: 44px;
  padding: 0 13px;
  border: 2px solid var(--ink);
  border-radius: 10px;
  background: var(--paper);
  color: var(--ink);
  font: 700 15px var(--f-body);
  box-shadow: 3px 3px 0 var(--ink);
  cursor: pointer;
  transition: background-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.gallery-controls button:disabled {
  opacity: .4;
  box-shadow: none;
  cursor: default;
}
.svc-card, .cap-item { padding: 24px; }
.svc-card p, .cap-item p { line-height: 1.7; }
.svc-note { line-height: 1.7; }
.req { gap: 17px; }
.req-note, .req-hint { line-height: 1.65; }
.req input, .req select, .req textarea { font-size: 16px; }
.req .err { line-height: 1.5; }
.certs summary { min-height: 54px; gap: 16px; }

@media (hover: hover) and (pointer: fine) {
  .project-index a:hover {
    background: var(--marker);
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0 var(--ink);
  }
  .gallery-controls button:not(:disabled):hover { background: var(--marker); }
  .svc-card:hover { transform: translate(-2px, -2px); box-shadow: 7px 7px 0 var(--ink); }
  .card:hover { box-shadow: 7px 7px 0 var(--accent); }
}
@media (hover: none), (pointer: coarse) {
  .btn-main:hover, .btn-alt:hover, .btn:hover { transform: none; box-shadow: 4px 4px 0 var(--ink); }
  .navcta:hover { transform: none; box-shadow: 3px 3px 0 var(--ink); }
  .svc-card:hover { transform: none; box-shadow: var(--sh); }
  .card:hover { box-shadow: var(--sh); }
  .project-index a:hover { transform: none; box-shadow: 2px 2px 0 var(--ink); }
}

/* Compact laptops retain all of the project description in a scrollable panel. */
@media (min-width: 901px) and (max-height: 850px) {
  .panel { max-height: calc(100svh - 122px); overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--accent) var(--paper); }
  .panel p { display: block; font-size: 14px; margin-top: 10px; }
  .panel h3 { font-size: clamp(30px, 3.3vw, 44px); }
  .steps li { padding-block: 5px; font-size: 13.5px; }
  .panel .links { margin-top: 11px; }
  .win { height: min(calc(100svh - 130px), 600px); }
}

/* On phones and tablets, reading sets the pace; the models fit ordinary flow. */
@media (max-width: 900px) {
  .hero { padding-top: calc(98px + env(safe-area-inset-top, 0px)); padding-bottom: 38px; }
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .h-copy { display: contents; }
  .h-tags { order: 1; }
  .h-ar { order: 2; margin-top: 20px; }
  .name { order: 3; font-size: clamp(50px, 12.6vw, 104px); }
  html[lang="ar"] .name { font-size: clamp(76px, 18vw, 116px); }
  .fullname { order: 4; margin-top: 16px; font-size: clamp(18px, 3vw, 23px); }
  .lede { order: 5; max-width: 52ch; font-size: 17px; margin-top: 12px; }
  .cta-row { order: 6; margin-top: 22px; gap: 12px; }
  .hero .links { order: 7; margin-top: 20px; }
  .h-photo {
    order: 8;
    justify-self: center;
    width: min(70%, 300px);
    margin: 38px 0 14px;
    transform: none !important;
    will-change: auto;
  }
  .scrollcue { order: 9; justify-content: center; margin-top: 20px; }
  .pf { box-shadow: 7px 7px 0 var(--accent); }
  .pf figcaption { font-size: 10px; padding: 10px; gap: 6px; }
  .stk { font-size: 12px; padding: 5px 9px; }
  .stk.s1 { inset-inline-start: -20px; }
  .stk.s2 { inset-inline-end: -20px; }
  .stk.s3 { inset-inline-start: -14px; }
  .chapter { padding-block: 44px 32px; }
  .chapter h2 { font-size: clamp(45px, 9vw, 76px); }
  .chapter p { font-size: 16px; }
  .project-index { gap: 8px; margin-top: 22px; }
  .project-index a { font-size: 12px; padding-inline: 10px; }
  .proj { height: auto; min-height: 0; padding-block: 24px; }
  .proj .stick {
    position: relative;
    top: auto;
    height: auto;
    min-height: 0;
    padding: 0;
    align-items: stretch;
  }
  .proj .stick .wrap, .proj[data-side="right"] .stick .wrap {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }
  .proj[data-side="right"] .win { order: 0; }
  .win {
    height: clamp(270px, 54vw, 440px);
    border-radius: 16px;
    box-shadow: 6px 6px 0 var(--accent);
  }
  .win-bar { height: 36px; padding-inline: 12px; }
  .win-bar span { font-size: 11px; }
  .panel { max-height: none; overflow: visible; padding: 22px; border-radius: 16px; }
  .panel .idx { display: block; margin-bottom: 12px; }
  .panel p { display: block; font-size: 15px; line-height: 1.75; margin-top: 14px; }
  .panel h3 { font-size: clamp(32px, 7vw, 42px); margin-top: 14px; }
  .panel .top { gap: 7px; }
  .steps { gap: 5px; margin-top: 16px; }
  .steps li { font-size: 14px; line-height: 1.6; padding-block: 6px; padding-inline: 34px 0; }
  .steps li::before { width: 24px; height: 24px; top: 7px; font-size: 11px; }
  .panel .stack, .card .stack { display: flex; margin-top: 16px; }
  .stack span { font-size: 11px; padding: 3px 7px; }
  .panel .links { margin-top: 16px; }
  .pbar { height: 9px; margin-top: 18px; }
  .case { padding-block: 22px 42px; }
  .case .grid { padding: 24px; gap: 26px; border-radius: 16px; }
  .case-head { align-items: flex-start; gap: 8px; }
  .case-head .mono { font-size: 11px; }
  .case p, .case li { font-size: 15px; }
  .hs { height: auto; min-height: 0; padding-block: 54px; }
  .hs .stick {
    position: relative;
    top: auto;
    height: auto;
    min-height: 0;
    padding: 0;
    overflow: visible;
  }
  .hs-head { margin-bottom: 20px; align-items: flex-start; }
  .hs-head h2 { font-size: clamp(44px, 9vw, 76px); }
  #track {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: var(--gutter);
    gap: 18px;
    padding-block: 6px 24px;
    transform: none !important;
    will-change: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--accent) var(--cream2);
  }
  #track .card {
    flex: 0 0 min(82vw, 370px);
    scroll-snap-align: start;
    scroll-snap-stop: normal;
    transform: none !important;
    padding: 20px;
  }
  .gallery-controls { margin-block: 4px 16px; }
  section.flat { padding-block: 58px; }
  .svc-head { margin-bottom: 26px; }
  .svc-grid, .cap-grid { gap: 20px; }
  .svc-card, .cap-item { padding: 22px; }
  .about p.big { font-size: clamp(25px, 4.2vw, 34px); }
  .contact h2 { font-size: clamp(58px, 12vw, 90px); }
  .req { box-shadow: 6px 6px 0 var(--accent); }
}

@media (max-width: 720px) {
  nav .wrap { gap: 10px; height: 64px; position: relative; }
  nav .logo { margin-inline-end: auto; }
  nav .lang { margin-inline-start: 0; min-width: 42px; padding-inline: 8px; }
  nav .navcta { display: none; }
  nav .menu-toggle { display: inline-flex; }
  nav #nav-links { display: none; }
  nav.menu-open #nav-links {
    display: grid;
    position: absolute;
    top: 100%;
    inset-inline: 0;
    padding: 14px var(--gutter) 20px;
    margin: 0;
    gap: 7px;
    background: var(--bg);
    border-bottom: var(--bw) solid var(--ink);
    box-shadow: 0 10px 0 rgba(22, 22, 22, .08);
    max-height: calc(100svh - 80px - env(safe-area-inset-top, 0px));
    overflow-y: auto;
  }
  nav.menu-open #nav-links a {
    display: flex;
    min-height: 48px;
    padding: 10px 14px;
    border: 2px solid var(--ink);
    border-radius: 10px;
    background: var(--paper);
    font-size: 16px;
  }
  .h-tags .tag { font-size: 11.5px; padding: 4px 9px; white-space: normal; }
  .h-ar[dir="ltr"] { font-size: 12px; line-height: 1.6; }
  .scrollcue { font-size: 11px; }
  .rate { padding: 14px 18px; }
  .rec { padding-inline: 18px; }
  .certs li { grid-template-columns: minmax(0, 1fr); gap: 4px; }
}

@media (max-width: 380px) {
  :root { --gutter: 16px; }
  .cta-row { gap: 10px; }
  .cta-row a { padding-inline: 14px; font-size: 14px; flex: 1; }
  .panel, .case .grid { padding: 18px; }
  .panel .tag { font-size: 11.5px; padding-inline: 8px; }
  .win-bar { gap: 5px; }
  .win-bar i { width: 10px; height: 10px; }
}

/* Reduced motion uses ordinary sections and a manually browsable card gallery. */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto !important; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .rv, .rv.pre { opacity: 1 !important; transform: none !important; }
  .split .w > span, .split.pre .w > span { transform: none !important; }
  .mk { background-size: 100% 40%; }
  .sw { color: var(--ink); }
  .h-photo, .name, .name span, .name::after, [data-magnetic] { transform: none !important; }
  #cursor, .ripple { display: none !important; }
  .fine body, .fine a, .fine button, .fine summary { cursor: auto; }
  .fine a, .fine button, .fine summary { cursor: pointer; }
  .proj { height: auto; min-height: 0; padding-block: 36px; }
  .proj .stick, .hs .stick {
    position: relative;
    top: auto;
    height: auto;
    min-height: 0;
    padding: 0;
    overflow: visible;
  }
  .panel { max-height: none; overflow: visible; }
  .panel p, .panel .idx { display: block; }
  .panel .stack { display: flex; }
  .win { height: clamp(270px, 54vw, 500px); }
  .hs { height: auto; min-height: 0; padding-block: 64px; }
  #track {
    width: 100%;
    overflow-x: auto;
    transform: none !important;
    will-change: auto;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: var(--gutter);
    padding-block: 6px 24px;
    scrollbar-color: var(--accent) var(--cream2);
  }
  #track .card { flex-basis: min(82vw, 370px); scroll-snap-align: start; transform: none !important; }
  .svc-card:hover, .btn-main:hover, .btn-alt:hover, .btn:hover { transform: none; }
}

/* Keep phone layouts free of desktop pointer decorations. */
@media (max-width: 900px) {
  #cursor, .ripple { display: none !important; }
  .fine, .fine body { cursor: auto !important; }
  .fine a, .fine button, .fine summary { cursor: pointer !important; }
  .fine .win-body { cursor: auto !important; }
}
.project-index a.is-active { background: var(--marker); }
.gallery-position { font: 600 12px var(--f-mono); min-width: 62px; text-align: center; direction: ltr; }

/* The supplied-photo portrait is rendered as crisp pixel art. */
.pf-img img { image-rendering: pixelated; object-fit: contain; object-position: center bottom; }

.message-preview { display: grid; gap: 8px; }
#reqPreview { background: var(--paper); font-size: 14px; line-height: 1.7; min-height: 220px; resize: vertical; }
.privacy-block { padding-block: 24px 40px; }
.privacy-block details { border: 2px solid var(--ink); border-radius: 12px; background: var(--paper); padding: 16px 20px; }
.privacy-block summary { cursor: pointer; font-weight: 700; }
.privacy-block p { font-size: 14px; line-height: 1.8; max-width: 85ch; }

/* Personal brand and sourced project context. */
.about{grid-template-columns:minmax(0,1fr) minmax(220px,.5fr);align-items:center}
.brand-card{margin:0;padding:24px;border:var(--bw) solid var(--ink);border-radius:24px;box-shadow:var(--sh);background:var(--paper);text-align:center}
.brand-card img{display:block;width:100%;height:auto}
.brand-card figcaption{font:600 14px/1.6 var(--f-body);margin-top:12px}
.reg-note{margin-top:28px;padding:22px;border:2px solid var(--ink);border-radius:16px;background:var(--blue);max-width:100%}
.reg-note h5{margin:0 0 10px;font:700 18px var(--f-display)}
.reg-note p{font:400 14px/1.85 var(--f-body);max-width:90ch}
.reg-note .proof{display:inline-block;margin-top:10px}
@media(max-width:900px){.about{grid-template-columns:minmax(0,1fr)}.brand-card{max-width:360px;justify-self:center;width:100%}}