/* ============================================================
   David Govedarevic — Portfolio & Services
   Liquid Glass · refracted frosted surfaces, specular light,
   spring motion, morphing droplets
   light + dark · compact · scroll-reveal
   ============================================================ */

:root {
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --spring: cubic-bezier(.34, 1.56, .64, 1);

  --bg: #0a0c13;
  --ink: #f3f5fb;
  --ink-soft: #aab2c8;
  --ink-faint: #6e7691;
  --accent: #6d9bff;
  --accent-deep: #4c6fff;
  --violet: #a78bfa;

  --glass: rgba(255, 255, 255, .05);
  --glass-strong: rgba(255, 255, 255, .085);
  --glass-border: rgba(255, 255, 255, .13);
  --sheen: rgba(255, 255, 255, .32);
  --gloss: rgba(255, 255, 255, .09);
  --nav-glass: rgba(16, 19, 30, .5);
  --editor-glass: rgba(9, 11, 18, .8);
  --shadow: 0 10px 40px rgba(0, 0, 0, .30);
  --shadow-hover: 0 22px 60px rgba(0, 0, 0, .42), 0 0 0 1px rgba(109, 155, 255, .28), 0 0 34px rgba(109, 155, 255, .10);
  --gold: #ffd60a; --gold-bg: rgba(255, 214, 10, .11);
  --bronze: #e0a374; --bronze-bg: rgba(224, 163, 116, .11);
  --sel: rgba(109, 155, 255, .3);
  --input-bg: rgba(255, 255, 255, .045);
  --border: rgba(255, 255, 255, .1);
  --hairline: rgba(255, 255, 255, .08);
  --radius: 28px;
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #edf0f8;
  --ink: #10131d;
  --ink-soft: #49516a;
  --ink-faint: #7d859c;
  --accent: #2f6df6;
  --accent-deep: #1d4fd7;
  --violet: #7c5ce0;

  --glass: rgba(255, 255, 255, .42);
  --glass-strong: rgba(255, 255, 255, .62);
  --glass-border: rgba(255, 255, 255, .85);
  --sheen: rgba(255, 255, 255, .95);
  --gloss: color-mix(in srgb, var(--accent) 14%, transparent);
  --nav-glass: rgba(255, 255, 255, .52);
  --editor-glass: rgba(10, 12, 20, .85);
  --shadow: 0 10px 40px rgba(30, 45, 100, .12);
  --shadow-hover: 0 22px 60px rgba(30, 45, 100, .18), 0 0 0 1px rgba(47, 109, 246, .3);
  --gold: #b25e09; --gold-bg: rgba(255, 170, 60, .2);
  --bronze: #9a5a33; --bronze-bg: rgba(200, 130, 80, .16);
  --sel: rgba(47, 109, 246, .22);
  --input-bg: rgba(255, 255, 255, .6);
  --border: rgba(20, 30, 70, .1);
  --hairline: rgba(20, 30, 70, .07);
  color-scheme: light;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  transition: background .35s ease, color .35s ease;
  overflow-x: hidden;
}

/* ---------- aurora + liquid droplets backdrop ---------- */
.aurora {
  position: fixed; inset: -22%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(23% 31% at 22% 20%, color-mix(in srgb, var(--accent-deep) 36%, transparent), transparent 68%),
    radial-gradient(21% 27% at 80% 15%, color-mix(in srgb, var(--violet) 32%, transparent), transparent 66%),
    radial-gradient(27% 35% at 62% 84%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%),
    radial-gradient(17% 23% at 10% 74%, color-mix(in srgb, #f472b6 17%, transparent), transparent 66%);
  filter: blur(72px) saturate(1.35);
  animation: aur 28s ease-in-out infinite alternate;
}
[data-theme="light"] .aurora { opacity: .8; }
@keyframes aur {
  from { transform: translate3d(-1.5%, -1%, 0) rotate(0deg) scale(1); }
  40%  { transform: translate3d(1%, 1.5%, 0) rotate(1deg) scale(1.05); }
  to   { transform: translate3d(-1%, 2%, 0) rotate(-1deg) scale(1.02); }
}

/* two morphing blobs — pure liquid shapes */
body::before, body::after {
  content: "";
  position: fixed;
  z-index: 0;
  pointer-events: none;
  filter: blur(58px);
  opacity: .55;
}
body::before {
  width: 44vmax; height: 44vmax;
  left: -16vmax; top: 12vh;
  background: radial-gradient(circle at 35% 35%, color-mix(in srgb, var(--accent) 26%, transparent), transparent 64%);
  border-radius: 58% 42% 55% 45% / 48% 55% 45% 52%;
  animation: morph 24s ease-in-out infinite alternate, floaty 34s ease-in-out infinite alternate;
}
body::after {
  width: 38vmax; height: 38vmax;
  right: -14vmax; bottom: 6vh;
  background: radial-gradient(circle at 60% 40%, color-mix(in srgb, var(--violet) 24%, transparent), transparent 64%);
  border-radius: 44% 56% 48% 52% / 56% 44% 52% 48%;
  animation: morph 28s ease-in-out infinite alternate-reverse, floaty 40s ease-in-out infinite alternate-reverse;
}
@keyframes morph {
  0%   { border-radius: 58% 42% 55% 45% / 48% 55% 45% 52%; }
  50%  { border-radius: 45% 55% 40% 60% / 58% 42% 58% 42%; }
  100% { border-radius: 60% 40% 52% 48% / 42% 58% 46% 54%; }
}
@keyframes floaty {
  from { transform: translate3d(0, 0, 0) rotate(-4deg); }
  to   { transform: translate3d(3vmax, -4vmax, 0) rotate(6deg); }
}

main, .site-header, .site-footer { position: relative; z-index: 1; }

/* ---------- section dots rail (right, left of the browser scrollbar) ---------- */
.section-dots {
  position: fixed; right: 20px; top: 16vh; bottom: 16vh;
  width: 16px;
  display: flex; flex-direction: column;
  justify-content: space-between; align-items: center;
  z-index: 90;
}
.sd-track, .sd-fill {
  position: absolute; left: 50%; top: 5px; bottom: 5px;
  width: 2px; margin-left: -1px;
  border-radius: 99px;
  pointer-events: none;
}
.sd-track { background: var(--glass-border); bottom: 9px; }
.sd-fill {
  bottom: auto; height: var(--fill, 0px);
  background: linear-gradient(180deg, var(--accent), var(--violet));
  box-shadow: 0 0 10px color-mix(in srgb, var(--accent) 55%, transparent);
  transition: height .55s var(--spring);
}
.sd-dot {
  position: relative; z-index: 1;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--ink-faint);
  opacity: .55;
  transition: transform .5s var(--spring), background .3s ease, opacity .3s ease, box-shadow .3s ease;
}
.sd-dot:hover { transform: scale(1.5); opacity: 1; }
.sd-dot.past { background: var(--accent); opacity: .6; }
.sd-dot.active {
  background: var(--accent);
  opacity: 1;
  transform: scale(1.4);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent), 0 0 14px color-mix(in srgb, var(--accent) 60%, transparent);
}
.sd-dot::after {
  content: attr(data-label);
  position: absolute; right: 20px; top: 50%;
  transform: translateY(-50%) translateX(6px);
  font-family: var(--mono);
  font-size: 10px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-soft);
  background: var(--nav-glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-radius: 8px;
  padding: 3px 9px;
  white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: opacity .25s ease, transform .4s var(--spring);
}
.sd-dot:hover::after { opacity: 1; transform: translateY(-50%) translateX(0); }

::selection { background: var(--sel); }

/* hide the browser's default scrollbar (page scroll stays fully functional:
   wheel, touch, keyboard, and the section-dot rail on the right) */
html { scrollbar-width: none; }                /* Firefox */
html::-webkit-scrollbar { display: none; }     /* Chrome, Edge, Safari */

/* ...except a micro-scrollbar inside the code editor, so overflow lines stay usable */
.ed-body { scrollbar-width: thin; scrollbar-color: color-mix(in srgb, var(--accent) 40%, transparent) transparent; }
.ed-body::-webkit-scrollbar { display: block; height: 5px; }
.ed-body::-webkit-scrollbar-track { background: transparent; }
.ed-body::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--accent) 35%, transparent); border-radius: 99px; }
.ed-body::-webkit-scrollbar-thumb:hover { background: var(--accent); }

.container { max-width: 980px; margin: 0 auto; padding: 0 26px; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code {
  font-family: var(--mono);
  font-size: .87em;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  padding: 2px 7px;
  border-radius: 9px;
}

/* ---------- liquid glass base + refraction ---------- */
/* backdrop-filter declared twice: fallback first, refracted upgrade second.
   Browsers that cannot resolve the SVG filter drop the second line. */

/* ---------- reveal animations ---------- */
.reveal {
  opacity: 0; transform: translateY(28px) scale(.985);
  transition: opacity .9s cubic-bezier(.16, 1, .3, 1) var(--d, 0s),
              transform .9s cubic-bezier(.16, 1, .3, 1) var(--d, 0s);
  will-change: opacity, transform;
}
.reveal.in { opacity: 1; transform: none; }

.mask { display: block; overflow: hidden; }
.mask > * { display: inline-block; transform: translateY(110%); transition: transform 1s cubic-bezier(.16, 1, .3, 1); }
.mask.p2 > * { transition-delay: .12s; }
.mask.p3 > * { transition-delay: .26s; }
.mask.p4 > * { transition-delay: .38s; }
body.loaded .mask > * { transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .mask > * { opacity: 1 !important; transform: none !important; transition: none !important; }
  .aurora, body::before, body::after { animation: none !important; }
}

/* ---------- header: floating liquid capsule ---------- */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 14px 16px 0; }
.header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  max-width: 940px; margin: 0 auto;
  padding: 9px 12px 9px 24px;
  border-radius: 999px;
  background: var(--nav-glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  backdrop-filter: blur(20px) saturate(1.8);
  backdrop-filter: blur(7px) url(#liquid-1) saturate(1.8) brightness(1.04);
  box-shadow: var(--shadow), inset 0 1px 0 var(--sheen);
  transition: box-shadow .4s ease;
}
.site-header.scrolled .header-inner { box-shadow: var(--shadow-hover), inset 0 1px 0 var(--sheen); }

.logo {
  font-family: var(--mono);
  font-weight: 700; font-size: 15px; color: var(--ink);
}
.logo:hover { text-decoration: none; color: var(--accent); }

.nav { display: flex; gap: 2px; }
.nav a {
  color: var(--ink-soft); font-size: 13px; font-weight: 500;
  padding: 7px 14px; border-radius: 999px;
  transition: color .25s, background .25s, transform .4s var(--spring);
}
.nav a:hover { color: var(--ink); text-decoration: none; background: var(--glass-strong); transform: scale(1.04); }
.nav a:active { transform: scale(.96); }

.controls { display: flex; align-items: center; gap: 8px; }

.nav-cta {
  font-size: 12px; font-weight: 600;
  color: #fff !important;
  background: linear-gradient(135deg, var(--accent-deep), var(--violet));
  padding: 8px 17px; border-radius: 999px;
  box-shadow: 0 4px 16px color-mix(in srgb, var(--accent-deep) 40%, transparent), inset 0 1px 0 rgba(255, 255, 255, .35);
  transition: transform .45s var(--spring), box-shadow .3s ease;
}
.nav-cta:hover { text-decoration: none; transform: translateY(-2px) scale(1.03); box-shadow: 0 8px 26px color-mix(in srgb, var(--accent-deep) 55%, transparent), inset 0 1px 0 rgba(255, 255, 255, .35); }
.nav-cta:active { transform: scale(.95); }

/* ---------- language dropdown ---------- */
.lang-menu { position: relative; }
.lang-btn {
  display: inline-flex; align-items: center; gap: 7px;
  appearance: none; cursor: pointer;
  font-family: var(--mono);
  font-size: 11.5px; font-weight: 600; letter-spacing: .04em;
  color: var(--ink-soft);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  padding: 7px 12px;
  box-shadow: inset 0 1px 0 var(--sheen);
  transition: color .25s, background .25s, transform .45s var(--spring);
}
.lang-btn:hover { color: var(--ink); background: var(--glass-strong); transform: scale(1.04); }
.lang-btn:active { transform: scale(.95); }
.lang-chev { transition: transform .35s var(--spring); }
.lang-menu.open .lang-chev { transform: rotate(180deg); }

.lang-list {
  position: absolute; top: calc(100% + 10px); right: 0;
  min-width: 160px;
  display: grid; gap: 3px;
  padding: 8px;
  border-radius: 22px;
  background: var(--nav-glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(26px) saturate(1.9);
  backdrop-filter: blur(26px) saturate(1.9);
  backdrop-filter: blur(12px) url(#liquid-2) saturate(1.9) brightness(1.05);
  box-shadow: var(--shadow-hover), inset 0 1px 0 var(--sheen);
  opacity: 0; transform: translateY(-10px) scale(.94);
  transform-origin: top right;
  pointer-events: none;
  transition: opacity .3s ease, transform .45s var(--spring);
  z-index: 110;
}
.lang-menu.open .lang-list { opacity: 1; transform: none; pointer-events: auto; }

.lang-opt {
  appearance: none; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  font: inherit; font-size: 13px; font-weight: 500;
  color: var(--ink-soft);
  background: transparent;
  border-radius: 14px;
  padding: 9px 12px;
  text-align: left;
  transition: background .2s, color .2s, transform .35s var(--spring);
}
.lang-opt:hover { background: var(--glass-strong); color: var(--ink); transform: scale(1.03); }
.lang-opt:active { transform: scale(.97); }
.lang-opt.sel { color: var(--ink); background: var(--glass-strong); }
.lang-opt.sel::after {
  content: ""; width: 9px; height: 5px; margin-left: 8px;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg) translateY(-2px);
}

.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 31px; height: 31px;
  border: 1px solid var(--glass-border); border-radius: 50%;
  background: var(--glass); color: var(--ink-soft);
  cursor: pointer;
  box-shadow: inset 0 1px 0 var(--sheen);
  transition: color .25s, background .25s, transform .5s var(--spring);
}
.theme-toggle:hover { color: var(--ink); background: var(--glass-strong); transform: rotate(25deg) scale(1.08); }
.theme-toggle:active { transform: scale(.9); }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: none; }

.menu-toggle { display: none; background: none; border: none; cursor: pointer; width: 30px; }
.menu-toggle span { display: block; width: 16px; height: 2px; background: var(--ink); margin: 4px auto; border-radius: 2px; transition: transform .35s var(--spring); }
.menu-toggle.open span:first-child { transform: translateY(2.5px) rotate(45deg); }
.menu-toggle.open span:last-child { transform: translateY(-2.5px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero { padding: 150px 0 56px; position: relative; }

.hero-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 600; letter-spacing: .04em;
  color: var(--ink-soft);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(16px) saturate(1.7); backdrop-filter: blur(16px) saturate(1.7);
  border-radius: 999px;
  padding: 8px 17px;
  margin-bottom: 26px;
  box-shadow: inset 0 1px 0 var(--sheen);
  opacity: 0;
  animation: fadeup .9s cubic-bezier(.16, 1, .3, 1) .1s forwards;
}
.hero-kicker::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: #30d158;
  box-shadow: 0 0 0 0 rgba(48, 209, 88, .5);
  animation: pulse 2.2s infinite;
}
@keyframes fadeup { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes pulse { 70% { box-shadow: 0 0 0 7px rgba(48, 209, 88, 0); } 100% { box-shadow: 0 0 0 0 rgba(48, 209, 88, 0); } }

.hero-title {
  font-size: clamp(38px, 6.8vw, 76px);
  line-height: 1.05;
  letter-spacing: -.035em;
  font-weight: 700;
  margin-bottom: 20px;
}

.grad {
  background: linear-gradient(92deg, var(--accent) 8%, var(--violet) 58%, #f0a6d8 105%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero-sub {
  max-width: 560px;
  color: var(--ink-soft);
  font-size: clamp(15.5px, 1.9vw, 18.5px);
  line-height: 1.55;
  margin-bottom: 24px;
}

.hero-links a.link-arrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 15.5px; font-weight: 600;
  margin-right: 26px;
  color: var(--accent);
  transition: gap .3s var(--spring);
}
.hero-links a.link-arrow:hover { text-decoration: none; gap: 11px; }
.hero-links .link-quiet { color: var(--ink-soft); }
.hero-links .link-quiet:hover { color: var(--ink); }

.stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  margin-top: 54px;
  border-radius: var(--radius);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  backdrop-filter: blur(24px) saturate(1.8);
  backdrop-filter: blur(8px) url(#liquid-1) saturate(1.8) brightness(1.05);
  box-shadow: var(--shadow), inset 0 1px 0 var(--sheen);
  overflow: hidden;
}
.stat { padding: 26px 28px; }
.stat + .stat { border-left: 1px solid var(--hairline); }
.stat-value {
  display: block;
  font-size: clamp(32px, 4.6vw, 48px);
  font-weight: 700; letter-spacing: -.03em; line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  margin-bottom: 8px;
}
.stat-value sup { font-size: .42em; font-weight: 600; color: var(--accent); }
.stat-label { display: block; font-weight: 600; font-size: 14px; }
.stat-sub { display: block; font-size: 11.5px; color: var(--ink-faint); margin-top: 3px; font-family: var(--mono); }

/* ---------- sections ---------- */
.section { padding: 68px 0; }

.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.kicker .secnum {
  font-family: var(--mono); font-size: 11px;
  color: var(--ink-faint); letter-spacing: 0;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  padding: 3px 10px;
  border-radius: 999px;
  box-shadow: inset 0 1px 0 var(--sheen);
}

.big-h {
  font-size: clamp(27px, 4.4vw, 44px);
  line-height: 1.1;
  letter-spacing: -.03em;
  font-weight: 700;
  margin-bottom: 30px;
}
.big-h .muted { color: var(--ink-faint); }

.section-sub { color: var(--ink-soft); font-size: 16.5px; max-width: 640px; margin: -18px 0 32px; }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 210px; gap: 44px; align-items: start; }
.about-text p { color: var(--ink-soft); font-size: 15.5px; margin-bottom: 13px; }
.about-text p strong { color: var(--ink); }

.chips { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.chips li {
  font-size: 13px; font-weight: 600;
  color: var(--ink);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(14px) saturate(1.6); backdrop-filter: blur(14px) saturate(1.6);
  padding: 9px 17px;
  border-radius: 999px;
  text-align: center;
  box-shadow: var(--shadow), inset 0 1px 0 var(--sheen);
  transition: transform .5s var(--spring), background .3s ease;
}
.chips li:hover { transform: translateX(-6px) scale(1.03); background: var(--glass-strong); }

/* ---------- shared liquid card pseudo-layer ---------- */
.project, .service-card, .contact-card, .skill-card {
  position: relative;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(26px) saturate(1.9);
  backdrop-filter: blur(26px) saturate(1.9);
  backdrop-filter: blur(9px) url(#liquid-2) saturate(1.9) brightness(1.05);
  border-radius: var(--radius);
  box-shadow: var(--shadow), inset 0 1px 0 var(--sheen);
  transition: transform .55s var(--spring), box-shadow .45s ease, background .4s ease;
  overflow: hidden;
}
/* static top light-refraction sheen */
.project::before, .service-card::before, .contact-card::before, .skill-card::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  background: linear-gradient(160deg, rgba(255, 255, 255, .13) 0%, rgba(255, 255, 255, .04) 22%, transparent 42%);
  pointer-events: none;
  z-index: 0;
}
[data-theme="light"] .project::before, [data-theme="light"] .service-card::before,
[data-theme="light"] .contact-card::before, [data-theme="light"] .skill-card::before {
  background: linear-gradient(160deg, rgba(255, 255, 255, .55) 0%, rgba(255, 255, 255, .18) 24%, transparent 45%);
}
/* cursor-tracked gloss (vars set by JS) */
.project::after, .service-card::after, .contact-card::after, .skill-card::after {
  content: "";
  position: absolute; inset: -1px;
  border-radius: inherit;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 0%), var(--gloss), transparent 65%);
  opacity: 0;
  pointer-events: none;
  transition: opacity .45s ease;
  z-index: 0;
}
.project:hover, .service-card:hover, .contact-card:hover, .skill-card:hover {
  transform: translateY(-5px) scale(1.008);
  background: var(--glass-strong);
  box-shadow: var(--shadow-hover), inset 0 1px 0 var(--sheen);
}
.project:hover::after, .service-card:hover::after, .contact-card:hover::after, .skill-card:hover::after { opacity: 1; }
.project > *, .service-card > *, .contact-card > *, .skill-card > * { position: relative; z-index: 1; }

/* ---------- services ---------- */
.services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.service-card { padding: 26px 27px 22px; display: flex; flex-direction: column; }
.service-card.span-2 { grid-column: span 2; }
.svc-icon {
  color: var(--accent); margin-bottom: 14px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  border-radius: 15px; padding: 10px;
  width: 45px; height: 45px;
  box-shadow: inset 0 1px 0 var(--sheen);
}
.service-card h3 { font-size: 17px; letter-spacing: -.015em; margin-bottom: 6px; }
.service-card > p { color: var(--ink-soft); font-size: 14px; margin-bottom: 12px; }
.mini { list-style: none; margin-top: auto; }
.mini li { position: relative; padding-left: 17px; font-size: 12.5px; color: var(--ink-faint); margin-bottom: 5px; }
.mini li::before { content: ""; position: absolute; left: 0; top: .6em; width: 6px; height: 6px; border-radius: 50%; background: color-mix(in srgb, var(--accent) 60%, transparent); }

/* ---------- projects ---------- */
.projects-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.project { padding: 26px 28px; }
.project h3 { font-size: 18.5px; letter-spacing: -.02em; line-height: 1.25; margin: 10px 0 8px; }
.project > p, .project .bullets li { color: var(--ink-soft); font-size: 14px; }
.project > p { margin-bottom: 10px; }
.project > p strong { color: var(--ink); }

.tag {
  display: inline-block;
  font-size: 10.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 999px;
  padding: 4px 12px;
}

.pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.pill {
  display: inline-block;
  font-size: 12px; font-weight: 600;
  border-radius: 999px;
  padding: 5px 14px;
  box-shadow: inset 0 1px 0 var(--sheen);
}
.pill-gold { color: var(--gold); background: var(--gold-bg); border: 1px solid color-mix(in srgb, var(--gold) 30%, transparent); }
.pill-bronze { color: var(--bronze); background: var(--bronze-bg); border: 1px solid color-mix(in srgb, var(--bronze) 30%, transparent); }

.bullets { list-style: none; margin-bottom: 12px; }
.bullets li { padding-left: 18px; position: relative; margin-bottom: 5px; }
.bullets li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 6px; height: 6px; border-radius: 50%; background: color-mix(in srgb, var(--accent) 60%, transparent); }

.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badges span {
  font-family: var(--mono);
  font-size: 11px; font-weight: 600;
  color: var(--ink-soft);
  background: var(--input-bg);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  padding: 4px 11px;
  box-shadow: inset 0 1px 0 var(--sheen);
  transition: border-color .3s, color .3s, transform .4s var(--spring);
}
.badges span:hover { border-color: var(--accent); color: var(--ink); transform: scale(1.06); }

.project-links { margin-top: 12px; font-size: 13.5px; }

.ask-link {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 14px;
  font-size: 13.5px; font-weight: 600;
  color: var(--accent);
  transition: gap .3s var(--spring);
}
.ask-link:hover { text-decoration: none; gap: 10px; }
.ask-link svg { transition: transform .3s var(--spring); }
.ask-link:hover svg { transform: translateX(2px); }

/* ---------- skills ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.skill-card { padding: 24px 22px; }
.skill-card h3 { font-size: 15px; letter-spacing: -.01em; color: var(--ink); margin-bottom: 14px; }

/* ---------- code editor ---------- */
.editor {
  margin-top: 18px;
  position: relative;
  background: var(--editor-glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(18px) saturate(1.5); backdrop-filter: blur(18px) saturate(1.5);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow), inset 0 1px 0 var(--sheen);
}

.ed-bar {
  display: flex; align-items: center; gap: 18px;
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
  background: rgba(255, 255, 255, .03);
}
.ed-dots { display: inline-flex; gap: 7px; }
.ed-dots i { width: 10px; height: 10px; border-radius: 50%; display: block; }
.ed-dots i:nth-child(1) { background: #ff5f57; }
.ed-dots i:nth-child(2) { background: #febc2e; }
.ed-dots i:nth-child(3) { background: #28c840; }

.ed-tabs { display: flex; gap: 4px; }
.ed-tab {
  appearance: none; border: 1px solid transparent; cursor: pointer;
  font-family: var(--mono);
  font-size: 11.5px; font-weight: 500;
  color: #7c85a0;
  background: transparent;
  padding: 5px 13px;
  border-radius: 999px;
  transition: color .3s, background .3s, transform .45s var(--spring);
}
.ed-tab:hover { color: #dfe4f2; transform: scale(1.05); }
.ed-tab:active { transform: scale(.95); }
.ed-tab.active { color: #eaf0ff; background: rgba(109, 155, 255, .16); border-color: rgba(109, 155, 255, .35); }

.ed-body {
  margin: 0;
  padding: 18px 22px;
  min-height: 168px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 12.3px;
  line-height: 1.75;
  color: #dbe1f0;
  tab-size: 2; -moz-tab-size: 2;
}
.ed-body code { font: inherit; background: none; border: none; padding: 0; }

.t-k { color: #ff9ecb; }
.t-s { color: #ffb0a3; }
.t-n { color: #e6d27f; }
.t-c { color: #667090; font-style: italic; }
.t-f { color: #8fd0ff; }
.t-y { color: #a8b6ff; }
.t-p { color: #7ce8ae; font-weight: 600; }

.ed-caret { display: inline-block; width: 7px; height: 15px; background: var(--accent); vertical-align: -2px; margin-left: 1px; animation: blink .9s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.ed-note {
  padding: 11px 22px;
  border-top: 1px solid rgba(255, 255, 255, .07);
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .03em;
  color: #667090;
}

/* ---------- timeline ---------- */
.timeline { position: relative; margin-left: 8px; padding-left: 30px; border-left: 1px solid var(--glass-border); }
.tl-item { position: relative; padding-bottom: 26px; }
.tl-item::before {
  content: ""; position: absolute; left: -36px; top: 8px;
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent), inset 0 1px 0 rgba(255, 255, 255, .5);
}
.tl-period { font-size: 12px; font-weight: 700; color: var(--ink-faint); letter-spacing: .06em; text-transform: uppercase; margin-bottom: 4px; }
.tl-body h3 { font-size: 18px; letter-spacing: -.015em; }
.tl-org { font-size: 13.5px; color: var(--ink-faint); margin-bottom: 6px; }
.tl-body > p:last-child { color: var(--ink-soft); font-size: 14.5px; max-width: 640px; }

.awards-title { font-size: 18px; letter-spacing: -.02em; margin: 8px 0 16px; }
.awards { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.awards li {
  display: flex; align-items: center; gap: 14px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(16px) saturate(1.6); backdrop-filter: blur(16px) saturate(1.6);
  border-radius: 20px;
  padding: 13px 18px;
  font-size: 14px;
  color: var(--ink-soft);
  box-shadow: inset 0 1px 0 var(--sheen);
  transition: transform .5s var(--spring), background .3s ease;
}
.awards li:hover { transform: translateX(4px); background: var(--glass-strong); }
.awards-year { font-family: var(--mono); font-size: 12px; font-weight: 600; color: var(--ink-faint); min-width: 38px; }
.medal {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 34px; height: 34px; padding: 0 6px;
  border-radius: 50%;
  font-size: 12.5px; font-weight: 700;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4);
}
.medal-gold { color: var(--gold); background: var(--gold-bg); border: 1px solid color-mix(in srgb, var(--gold) 32%, transparent); }
.medal-bronze { color: var(--bronze); background: var(--bronze-bg); border: 1px solid color-mix(in srgb, var(--bronze) 32%, transparent); }
.medal-goal { color: var(--accent); background: color-mix(in srgb, var(--accent) 11%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent); font-size: 17px; }

/* ---------- contact ---------- */
.contact-form {
  position: relative;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(26px) saturate(1.9);
  backdrop-filter: blur(26px) saturate(1.9);
  backdrop-filter: blur(9px) url(#liquid-1) saturate(1.9) brightness(1.05);
  border-radius: var(--radius);
  padding: 26px;
  margin-bottom: 14px;
  box-shadow: var(--shadow), inset 0 1px 0 var(--sheen);
}
.cf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cf-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.cf-full { width: 100%; }
.cf-field span {
  font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-faint);
}
.cf-field input, .cf-field select, .cf-field textarea {
  font: inherit; font-size: 14.5px;
  color: var(--ink);
  background: var(--input-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 11px 15px;
  outline: none;
  width: 100%;
  box-shadow: inset 0 1px 0 var(--sheen);
  transition: border-color .25s, box-shadow .25s, background .25s;
}
.cf-field textarea { resize: vertical; min-height: 92px; }
/* make native dropdown popups follow the site theme (fallback for engines that ignore color-scheme here) */
.cf-field select option {
  background-color: var(--bg);
  color: var(--ink);
}
/* keep browser autofill from painting white boxes over dark glass */
.cf-field input:-webkit-autofill,
.cf-field input:-webkit-autofill:hover,
.cf-field input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px color-mix(in srgb, var(--bg) 88%, var(--accent) 6%) inset;
  -webkit-text-fill-color: var(--ink);
  caret-color: var(--ink);
  transition: background-color 9999s ease-in-out 0s;
}
.cf-field input:focus, .cf-field select:focus, .cf-field textarea:focus {
  border-color: var(--accent);
  background: var(--glass-strong);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}
.cf-field input.invalid, .cf-field textarea.invalid {
  border-color: #ff453a;
  box-shadow: 0 0 0 4px rgba(255, 69, 58, .14);
}
.cf-gotcha { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }
.cf-actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-top: 4px; }
.cf-send {
  appearance: none; border: none; cursor: pointer;
  background: linear-gradient(135deg, var(--accent-deep), var(--violet));
  color: #fff;
  font-size: 14.5px; font-weight: 600;
  padding: 12px 30px;
  border-radius: 999px;
  box-shadow: 0 8px 24px color-mix(in srgb, var(--accent-deep) 45%, transparent), inset 0 1px 0 rgba(255, 255, 255, .35);
  transition: transform .5s var(--spring), box-shadow .3s ease, opacity .2s;
}
.cf-send:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 14px 34px color-mix(in srgb, var(--accent-deep) 60%, transparent), inset 0 1px 0 rgba(255, 255, 255, .35); }
.cf-send:active { transform: scale(.94); }
.cf-send:disabled { opacity: .55; cursor: default; transform: none; }
.cf-msg { font-size: 13.5px; font-weight: 500; }
.cf-msg.ok { color: #30d158; }
.cf-msg.err { color: #ff453a; }

.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 16px; }
.contact-card { display: flex; flex-direction: column; gap: 2px; padding: 20px 22px; color: var(--ink); }
.contact-card:hover { text-decoration: none; }
.cc-icon { color: var(--accent); margin-bottom: 10px; }
.cc-label { font-size: 10.5px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.cc-value { font-family: var(--mono); font-size: 13.5px; font-weight: 600; word-break: break-all; margin-top: 2px; }

.location-note { display: inline-flex; align-items: center; gap: 7px; color: var(--ink-soft); font-size: 13.5px; }
.location-note svg { color: var(--accent); }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--hairline); padding: 22px 0 30px; }
.site-footer p { color: var(--ink-faint); font-size: 12.5px; }

/* ---------- responsive ---------- */
@media (max-width: 820px) {
  .site-header { padding: 10px 12px 0; }
  .header-inner { padding: 8px 10px 8px 18px; }
  .section-dots { right: 13px; top: 20vh; bottom: 20vh; }
  .sd-dot::after { display: none; }
  .nav {
    display: flex; flex-direction: column; gap: 2px;
    position: fixed; top: 68px; left: 12px; right: 12px;
    background: var(--nav-glass);
    -webkit-backdrop-filter: blur(28px) saturate(1.9); backdrop-filter: blur(28px) saturate(1.9);
    border: 1px solid var(--glass-border);
    border-radius: 26px;
    padding: 10px;
    box-shadow: var(--shadow-hover), inset 0 1px 0 var(--sheen);
    opacity: 0; transform: translateY(-12px) scale(.96); pointer-events: none;
    transition: opacity .3s ease, transform .5s var(--spring);
    z-index: 99;
  }
  .nav.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav a { padding: 12px 16px; font-size: 15px; border-radius: 18px; }
  .menu-toggle { display: block; }
  .nav-cta { display: none; }
  .stats { grid-template-columns: 1fr; }
  .stat + .stat { border-left: none; border-top: 1px solid var(--hairline); }
  .stat { padding: 18px 22px; }
  .skills-grid, .contact-grid, .about-grid, .projects-grid, .services-grid, .cf-row { grid-template-columns: 1fr; }
  .service-card.span-2 { grid-column: auto; }
  .hero { padding: 126px 0 36px; }
  .section { padding: 48px 0; }
  .project { padding: 22px 20px; }
  .ed-body { font-size: 11px; padding: 14px 14px 16px; }
  .ed-dots { display: none; }
  .ed-bar { gap: 10px; padding: 10px 12px; }
  body::before, body::after { opacity: .4; }
}

/* ---------- print ---------- */
@media print {
  :root, [data-theme="dark"] { --bg: #fff; --ink: #111; --ink-soft: #333; --ink-faint: #666; --accent: #1d4fd7; --glass: #fff; --glass-strong: #fff; --glass-border: #ddd; --hairline: #eee; --shadow: none; --shadow-hover: none; --input-bg: #fff; --sheen: transparent; }
  .aurora, body::before, body::after, .site-header, .hero-links, .editor, .contact-form, .section-dots { display: none !important; }
  body { font-size: 11.5px; line-height: 1.45; background: #fff; }
  .hero { padding: 0 0 10px; }
  .hero-title { font-size: 28px; margin-bottom: 6px; }
  .hero-kicker { animation: none; opacity: 1; margin-bottom: 10px; }
  .hero-sub { font-size: 12px; margin-bottom: 12px; }
  .section { padding: 14px 0; border-top: 1px solid #ddd; }
  .kicker { margin-bottom: 4px; }
  .big-h { font-size: 15px; margin-bottom: 12px; }
  .stats { border: 1px solid #ddd; }
  .stat-value { font-size: 18px; }
  .projects-grid, .services-grid { grid-template-columns: 1fr 1fr; }
  .project, .service-card { break-inside: avoid; padding: 10px 12px; border-radius: 10px; backdrop-filter: none; overflow: visible; }
  .project::before, .project::after, .service-card::before, .service-card::after { display: none; }
  .project h3 { font-size: 13px; }
  .tl-item { break-inside: avoid; padding-bottom: 10px; }
  a { color: #111; }
  .reveal, .mask > * { opacity: 1 !important; transform: none !important; transition: none !important; }
}