:root {
  /* Palette: #18534F · #226D68 · #ECF8F6 · #FEEAA1 · #D6955B */
  --bg: #18534f;
  --bg-2: #124542;
  --ink: #0f3a37; /* deeper shade of --bg: panels + text on yellow/orange */
  --card: #0f3a37;
  --card-2: #226d68;
  --teal: #226d68;
  --border: #226d68;
  --border-soft: rgba(236, 248, 246, .12);
  --text: #ecf8f6;
  --text-dim: #b4d2cd;
  --white: #ecf8f6;
  --orange: #d6955b;
  --yellow: #feeaa1;
  --grad: linear-gradient(90deg, var(--orange), var(--yellow));
  --radius: 16px;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--orange); color: var(--ink); }
:focus-visible { outline: 2px solid var(--yellow); outline-offset: 3px; border-radius: 6px; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: linear-gradient(var(--orange), var(--yellow)); border-radius: 10px; border: 2px solid var(--bg); }

.container { width: min(1200px, 100% - 32px); margin-inline: auto; }

/* ============ BACKGROUND (static: nothing here animates or repaints) ============ */
.bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden;
  background:
    radial-gradient(60% 55% at 88% 0%, rgba(34, 109, 104, .85), transparent 70%),
    radial-gradient(45% 45% at 0% 50%, rgba(214, 149, 91, .09), transparent 70%),
    radial-gradient(45% 40% at 85% 100%, rgba(254, 234, 161, .06), transparent 70%);
}
.grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(236, 248, 246, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(236, 248, 246, .05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}
.bg-logo { position: absolute; height: auto; fill: currentColor; color: var(--white); opacity: .1; }
.bg-logo-line { fill: none; }
.bg-laptop { position: absolute; right: 24px; bottom: 28px; width: 640px; color: var(--white); opacity: .16; }
.lap-screen {
  position: relative; margin: 0 46px; height: 350px; padding: 26px 26px 0; overflow: hidden;
  border: 2px solid currentColor; border-bottom: 0; border-radius: 16px 16px 0 0;
}
.lap-screen::before {
  content: ""; position: absolute; top: 9px; left: 50%; margin-left: -3px; width: 6px; height: 6px;
  border-radius: 50%; background: currentColor;
}
.lap-screen pre { margin: 0; font: 400 .72rem/1.95 var(--mono); white-space: pre; }
.lap-screen b { font-weight: 400; color: var(--yellow); }
.lap-base { position: relative; height: 18px; border: 2px solid currentColor; border-radius: 4px 4px 18px 18px; }
.lap-base::before {
  content: ""; position: absolute; top: -2px; left: 50%; margin-left: -48px; width: 96px; height: 7px;
  border: 2px solid currentColor; border-top: 0; border-radius: 0 0 8px 8px;
}

/* ============ PROGRESS ============ */
.progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 100;
  background: var(--grad);
  transform: scaleX(0); transform-origin: left;
}

/* ============ NAV ============ */
.nav {
  position: sticky; top: 0; z-index: 50;
  transition: background .4s, border-color .4s, backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(24, 83, 79, .7);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom-color: var(--border-soft);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 14px; height: 76px; transition: height .4s var(--ease); }
.nav.scrolled .nav-inner { height: 64px; }
.nav.scrolled { box-shadow: 0 10px 30px -15px rgba(0, 0, 0, .6); }
.logo { margin-inline-end: auto; font-size: 1.6rem; font-weight: 800; color: var(--yellow); letter-spacing: -.02em; transition: letter-spacing .4s var(--ease); }
.logo:hover { letter-spacing: .02em; }
.logo span { color: var(--orange); display: inline-block; transition: transform .5s var(--ease-spring); }
.logo:hover span { transform: translateY(-6px) scale(1.4); }
.nav-links { position: relative; display: flex; gap: 4px; padding: 5px; border-radius: 99px; border: 1px solid transparent; transition: .4s; }
.nav.scrolled .nav-links { border-color: var(--border-soft); background: rgba(15, 58, 55, .6); }
.nav-links a {
  position: relative; z-index: 1; padding: 8px 16px; font-size: .8rem; text-transform: uppercase; letter-spacing: .1em;
  color: var(--white); border-radius: 99px; transition: color .3s;
}
.nav-links a:hover { color: var(--yellow); }
.nav-links a.active { color: var(--ink); font-weight: 600; }
.nav-indicator {
  position: absolute; top: 5px; bottom: 5px; left: 0; width: 0; border-radius: 99px; background: var(--grad);
  opacity: 0; transition: transform .5s var(--ease), width .5s var(--ease), opacity .3s;
  box-shadow: 0 4px 20px -4px rgba(214, 149, 91, .6);
}
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; margin: 5px 0; background: var(--white); transition: .35s var(--ease); }

.lang { display: flex; gap: 2px; padding: 4px; border-radius: 99px; border: 1px solid var(--border-soft); background: rgba(15, 58, 55, .6); direction: ltr; }
.lang button {
  min-width: 34px; padding: 7px 8px; border: 0; border-radius: 99px; background: none; cursor: pointer;
  color: var(--text-dim); font: 600 .72rem/1 "Inter", system-ui, sans-serif; letter-spacing: .06em;
  transition: color .3s, background .3s;
}
.lang button:hover { color: var(--yellow); }
.lang button[aria-pressed="true"] { background: var(--grad); color: var(--ink); }

/* ============ INTRO / REVEAL ============ */
.intro {
  display: inline-block; opacity: 0; transform: translateY(28px);
  animation: introIn .9s var(--ease) forwards; animation-delay: calc(.1s + var(--d, 0) * .07s);
}
p.intro, div.intro, a.intro { display: flex; }
p.intro.lead { display: block; }
.tilt-wrap.intro { display: block; }
@keyframes introIn { to { opacity: 1; transform: none; } }
h1 .line { display: block; overflow: hidden; padding-bottom: .06em; }
h1 .line .intro { transform: translateY(110%); }

.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  transition-delay: calc(var(--d, 0) * .08s);
}
.reveal.visible { opacity: 1; transform: none; }

/* ============ HERO ============ */
.hero {
  position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center;
  min-height: calc(100svh - 76px); padding: 40px 0 100px;
}
.eyebrow {
  align-items: center; gap: 10px; margin: 0 0 24px; width: fit-content;
  padding: 7px 16px; border: 1px solid var(--border); border-radius: 99px;
  font-size: .8rem; color: var(--text-dim); background: rgba(15, 58, 55, .7);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--yellow); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(254, 234, 161, .6); } 70%, 100% { box-shadow: 0 0 0 10px rgba(254, 234, 161, 0); } }

h1 { margin: 0; font-size: clamp(2.1rem, 4.6vw, 3.6rem); line-height: 1.18; font-weight: 800; color: var(--white); letter-spacing: -.02em; }
.name {
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; white-space: nowrap;
}
.green { color: var(--yellow); text-shadow: 0 0 30px rgba(254, 234, 161, .35); }
.caret { color: var(--yellow); font-weight: 300; animation: blink 1s steps(1) infinite; margin-inline-start: 2px; }
@keyframes blink { 50% { opacity: 0; } }
.lead { margin: 24px 0 0; color: var(--text-dim); max-width: 520px; font-size: 1.08rem; }

.socials { gap: 14px; margin-top: 30px; }
.socials a {
  display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%;
  color: var(--orange); border: 1px solid var(--border-soft); background: rgba(15, 58, 55, .5);
  transition: color .3s, border-color .3s, box-shadow .3s, background .3s;
}
.socials a:hover { color: var(--bg); background: var(--yellow); border-color: var(--yellow); box-shadow: 0 0 24px rgba(254, 234, 161, .5); }
.socials svg { width: 20px; height: 20px; fill: currentColor; }

.cta { flex-wrap: wrap; gap: 16px; margin-top: 36px; }
.btn {
  position: relative; display: inline-flex; align-items: center; gap: 10px; cursor: pointer; overflow: hidden; isolation: isolate;
  padding: 15px 28px; border-radius: 99px; font: 600 .8rem/1 "Inter", sans-serif;
  text-transform: uppercase; letter-spacing: .1em; color: var(--ink); border: 0;
  transition: box-shadow .4s var(--ease), background .4s;
}
.btn svg { width: 16px; height: 16px; transition: transform .4s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn-gradient { background: var(--grad); background-size: 150% 100%; }
.btn-gradient:hover { background-position: 100% 0; box-shadow: 0 14px 40px -12px rgba(214, 149, 91, .8); }
.btn::after {
  content: ""; position: absolute; top: 0; left: -75%; width: 50%; height: 100%; z-index: -1;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .35), transparent);
  transform: skewX(-20deg); transition: left .7s var(--ease);
}
.btn:hover::after { left: 130%; }
.btn-outline { background: var(--bg); color: var(--white); box-shadow: inset 0 0 0 2px transparent; }
.btn-outline::before {
  content: ""; position: absolute; inset: 0; z-index: -2; border-radius: inherit; padding: 2px; background: var(--grad);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude;
}
.btn-outline:hover { background: rgba(254, 234, 161, .12); box-shadow: 0 14px 40px -14px rgba(254, 234, 161, .5); }

[data-magnetic] { transition: transform .5s var(--ease), color .3s, border-color .3s, box-shadow .4s, background .4s; will-change: transform; }

.scroll-hint {
  position: absolute; bottom: 28px; left: 50%; margin-left: -13px;
  width: 26px; height: 42px; border-radius: 20px; border: 2px solid var(--border); justify-content: center;
}
.scroll-hint span { width: 4px; height: 8px; border-radius: 4px; background: var(--orange); margin-top: 8px; animation: wheel 1.8s var(--ease) infinite; }
@keyframes wheel { 0% { transform: translateY(0); opacity: 1; } 80%, 100% { transform: translateY(14px); opacity: 0; } }

/* ============ GLOW BORDER (static gradient edge) ============ */
.glow-border { position: relative; }
.glow-border::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px; pointer-events: none; z-index: 2;
  background: linear-gradient(135deg, var(--orange), transparent 35%, transparent 65%, var(--yellow));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude;
}

/* ============ CODE CARD ============ */
.tilt-wrap { perspective: 1200px; }
.hero > *, .about-grid > *, .contact > *, .project > * { min-width: 0; }
.code-card {
  border-radius: var(--radius); overflow: hidden; transform-style: preserve-3d;
  background: linear-gradient(135deg, rgba(15, 58, 55, .96), rgba(18, 69, 66, .96));
  border: 1px solid var(--border);
  box-shadow: 0 40px 100px -40px rgba(254, 234, 161, .3), 0 0 0 1px rgba(255, 255, 255, .02) inset;
  transition: transform .6s var(--ease), box-shadow .6s var(--ease);
  animation: bob 6s ease-in-out infinite;
}
@keyframes bob { 50% { translate: 0 -10px; } }
.code-card:hover { animation-play-state: paused; }
.glare {
  position: absolute; inset: 0; z-index: 1; pointer-events: none; opacity: 0; transition: opacity .4s;
  background: radial-gradient(500px circle at var(--gx, 50%) var(--gy, 50%), rgba(255, 255, 255, .08), transparent 45%);
}
.code-card:hover .glare { opacity: 1; }
.code-bar { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-bottom: 1px solid var(--border-soft); background: rgba(255, 255, 255, .015); }
.c-dot { width: 12px; height: 12px; border-radius: 50%; }
.red { background: var(--orange); } .yellow { background: var(--yellow); } .green-d { background: var(--teal); }
.code-file { margin-left: auto; font: 500 .75rem var(--mono); color: var(--text-dim); }
.code {
  margin: 0; padding: 20px 18px 26px; overflow-x: auto;
  font: 400 .86rem/1.9 var(--mono); color: var(--white);
}
.ln { display: inline-block; width: 2.2em; color: #4f928b; user-select: none; }
.k { color: var(--orange); } .v { color: var(--white); } .o { color: var(--orange); }
.p { color: var(--yellow); } .s { color: var(--white); } .b { color: var(--orange); }
.f { color: var(--yellow); } .n { color: var(--orange); }

/* ============ SPOTLIGHT CARDS ============ */
.spot { position: relative; isolation: isolate; }
.spot::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: -1;
  opacity: 0; transition: opacity .4s;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), rgba(214, 149, 91, .16), transparent 45%);
}
.spot:hover::after { opacity: 1; }

/* ============ SECTIONS ============ */
.section { padding: 110px 0; }
.section-label { display: flex; align-items: center; justify-content: center; margin-bottom: 64px; }
.section-label::before, .section-label::after { content: ""; flex: 0 1 200px; height: 1px; }
.section-label::before { background: linear-gradient(90deg, transparent, var(--yellow)); }
.section-label::after { background: linear-gradient(90deg, var(--yellow), transparent); }
.section-label span {
  padding: 9px 22px; border-radius: 99px; background: var(--card-2); color: var(--white); border: 1px solid rgba(236, 248, 246, .18);
  font: 600 .85rem var(--mono); text-transform: uppercase; letter-spacing: .16em; min-width: 9ch; text-align: center;
  box-shadow: 0 0 30px -8px rgba(254, 234, 161, .35);
}

.kicker { margin: 0 0 20px; color: var(--yellow); font: 600 1rem var(--mono); text-transform: uppercase; letter-spacing: .12em; }
.kicker::before { content: "// "; color: var(--orange); }
.about-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 64px; align-items: center; }
.about-text { margin: 0 0 18px; color: var(--text); font-size: 1.07rem; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 36px; }
.stat {
  padding: 18px 20px; border-radius: 14px; background: rgba(15, 58, 55, .7); border: 1px solid var(--border-soft);
  transition: border-color .4s, transform .5s var(--ease);
}
.stat:hover { border-color: var(--yellow); transform: translateY(-4px); }
.stat strong { display: block; font-size: 1.9rem; line-height: 1.2; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { font-size: .8rem; color: var(--text-dim); }

.photo-wrap { justify-self: center; width: 100%; max-width: 360px; }
.photo-frame { border-radius: 22px; overflow: hidden; background: var(--card); box-shadow: 0 40px 80px -40px rgba(214, 149, 91, .5); }
.photo-frame::before { inset: 0; padding: 2px; }
.photo-frame img {
  width: 100%; height: auto; aspect-ratio: 5 / 6; object-fit: cover; object-position: top; scale: 1.12;
  filter: grayscale(1) contrast(1.05); transition: filter .8s var(--ease), scale .8s var(--ease);
}
.photo-frame:hover img { filter: none; scale: 1.18; }

/* ============ SKILLS ============ */
.skills-wrap { display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px; align-items: center; }
.skills-wrap > * { min-width: 0; }
.skills-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }
.skill-group {
  padding: 28px; border-radius: var(--radius); background: rgba(15, 58, 55, .75); border: 1px solid var(--border-soft);
  transition: border-color .4s, transform .6s var(--ease), box-shadow .6s var(--ease);
}
.skill-group:hover { border-color: rgba(254, 234, 161, .6); transform: translateY(-8px); box-shadow: 0 30px 60px -30px rgba(254, 234, 161, .3); }
.sg-icon {
  display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 16px; border-radius: 12px;
  font: 600 .95rem var(--mono); color: var(--orange); background: rgba(214, 149, 91, .1); border: 1px solid rgba(214, 149, 91, .25);
  transition: transform .6s var(--ease-spring);
}
.skill-group:hover .sg-icon { transform: rotate(-8deg) scale(1.1); }
.skill-group h3 { margin: 0 0 16px; color: var(--white); font-size: 1.05rem; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips span {
  padding: 5px 12px; border-radius: 99px; font: 500 .78rem var(--mono);
  color: var(--yellow); background: rgba(254, 234, 161, .07); border: 1px solid rgba(254, 234, 161, .2);
  transition: transform .4s var(--ease-spring), background .3s, color .3s, box-shadow .3s;
}
.chips span:hover { transform: translateY(-3px); background: var(--yellow); color: var(--bg); box-shadow: 0 8px 20px -6px rgba(254, 234, 161, .6); }

.marquee {
  display: grid; gap: 16px; padding: 10px 0; overflow: hidden; rotate: -2deg; margin: 20px -20px;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track { display: flex; gap: 16px; width: max-content; animation: scroll 45s linear infinite; }
.marquee-track.reverse { animation-direction: reverse; animation-duration: 55s; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  display: inline-flex; align-items: center; gap: 12px; padding: 14px 26px; border-radius: 14px; white-space: nowrap;
  font-weight: 600; color: var(--white);
  background: linear-gradient(180deg, rgba(18, 69, 66, .9), rgba(15, 58, 55, .9)); border: 1px solid var(--border-soft);
}
.marquee-track span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--orange); }
.marquee-track.reverse span::before { background: var(--yellow); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ============ PROJECTS (sticky stack) ============ */
.projects { display: grid; gap: 48px; }
.project {
  position: sticky; top: calc(110px + var(--i, 0) * 18px);
  display: grid; grid-template-columns: 1fr 1.3fr; border-radius: 20px; overflow: hidden;
  background: linear-gradient(135deg, var(--ink), var(--bg-2)); border: 1px solid var(--border);
  box-shadow: 0 -20px 60px -30px rgba(0, 0, 0, .8), 0 30px 60px -40px rgba(214, 149, 91, .35);
  transform-origin: center top; will-change: transform;
}
.project::before {
  content: ""; position: absolute; inset: 0; z-index: 3; pointer-events: none;
  background: #071f1d; opacity: var(--dim, 0); will-change: opacity;
}
.project-info { position: relative; padding: 36px; display: flex; flex-direction: column; justify-content: center; border-inline-end: 1px solid var(--border-soft); }
.project-num { font: 600 .8rem var(--mono); color: var(--orange); letter-spacing: .1em; }
.project-num b { font-size: 3rem; line-height: 1; display: block; margin-bottom: 8px; font-weight: 800; color: transparent; -webkit-text-stroke: 1px rgba(214, 149, 91, .6); }
.project-info h3 { margin: 6px 0 12px; color: var(--white); font-size: 1.45rem; line-height: 1.3; }
.project-role {
  width: fit-content; margin: 0 0 16px; padding: 4px 12px; border-radius: 99px;
  font-size: .8rem; color: var(--yellow); background: rgba(254, 234, 161, .08); border: 1px solid rgba(254, 234, 161, .2);
}
.project-info p.desc { margin: 0; color: var(--text-dim); font-size: .95rem; }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.project-tags span { font: 500 .72rem var(--mono); color: var(--text-dim); padding: 3px 9px; border: 1px solid var(--border-soft); border-radius: 6px; }
.project .code { font-size: .8rem; white-space: pre-wrap; word-break: break-word; }
.project-code { background: rgba(0, 0, 0, .15); }

/* ============ EDUCATION ============ */
.edu-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: center; }
.edu-grid > * { min-width: 0; }
/* Isometric scenes: static base layers + small cropped pieces animated with transform/opacity only */
.iso { position: relative; justify-self: center; width: 100%; max-width: 480px; aspect-ratio: 520 / 470; }
.iso svg { position: absolute; height: auto; overflow: visible; }
.iso .iso-base { inset: 0; width: 100%; height: 100%; }
.iso-float { animation: isoFloat var(--t, 5s) ease-in-out infinite alternate; }
.iso-spin { animation: isoSpin var(--t, 14s) linear infinite; }
.iso-rev { animation-direction: reverse; }
.iso-blink { animation: isoBlink var(--t, 1.6s) ease-in-out infinite alternate; }
.iso.is-off svg { animation-play-state: paused; }
@keyframes isoFloat { to { transform: translate(var(--dx, 0), var(--dy, -10px)); } }
@keyframes isoSpin { to { transform: rotate(360deg); } }
@keyframes isoBlink { to { opacity: .15; } }
.timeline { position: relative; list-style: none; margin: 0 auto; padding: 0; padding-inline-start: 36px; max-width: 780px; width: 100%; }
.timeline::before, .timeline::after { content: ""; position: absolute; inset-inline-start: 0; top: 0; bottom: 0; width: 2px; border-radius: 2px; }
.timeline::before { background: var(--card-2); }
.timeline::after { background: linear-gradient(var(--yellow), var(--orange), var(--yellow)); transform: scaleY(var(--tp, 0)); transform-origin: top; box-shadow: 0 0 12px var(--orange); }
.timeline li { position: relative; padding-bottom: 36px; }
.timeline li::before {
  content: ""; position: absolute; inset-inline-start: -43px; top: 5px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg); border: 3px solid var(--orange); box-shadow: 0 0 0 5px rgba(214, 149, 91, .15);
}
.t-date { font: 600 .85rem var(--mono); color: var(--yellow); }
.t-card {
  margin-top: 10px; padding: 24px 26px; border-radius: var(--radius); background: rgba(15, 58, 55, .75); border: 1px solid var(--border-soft);
  transition: border-color .4s, transform .6s var(--ease);
}
.t-card:hover { border-color: var(--orange); transform: translateX(8px); }
.t-card h3 { margin: 0 0 6px; color: var(--white); font-size: 1.12rem; }
.t-card p { margin: 0; color: var(--text-dim); }

/* ============ CONTACT ============ */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.big-title { margin: 0 0 20px; font-size: clamp(2rem, 4vw, 3rem); line-height: 1.15; font-weight: 800; color: var(--white); letter-spacing: -.02em; }
.contact .iso { max-width: 400px; margin-top: 44px; }
.contact-list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 18px; }
.contact-list li { display: flex; flex-direction: column; }
.contact-list span { font: 500 .72rem var(--mono); text-transform: uppercase; letter-spacing: .14em; color: var(--text-dim); }
.contact-list a, .contact-list p { margin: 0; color: var(--white); font-weight: 500; font-size: 1.05rem; width: fit-content; }
.u-link { background: linear-gradient(var(--orange), var(--orange)) no-repeat 100% 100% / 0 1.5px; transition: background-size .5s var(--ease), color .3s; }
.u-link:hover { background-position: 0 100%; background-size: 100% 1.5px; color: var(--orange) !important; }

.contact-form {
  display: grid; gap: 18px; padding: 32px; border-radius: 20px;
  background: rgba(15, 58, 55, .88); border: 1px solid var(--border);
}
.field { position: relative; }
.field input, .field textarea {
  width: 100%; padding: 22px 16px 10px; border-radius: 12px; font: inherit; font-size: .95rem;
  color: var(--white); background: rgba(24, 83, 79, .8); border: 1px solid var(--border-soft); resize: vertical;
  transition: border-color .3s, box-shadow .3s;
}
.field label {
  position: absolute; inset-inline-start: 16px; top: 16px; font-size: .92rem; color: var(--text-dim); pointer-events: none;
  transform-origin: left top; transition: transform .35s var(--ease), color .3s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 4px rgba(214, 149, 91, .12); }
.field input:focus + label, .field textarea:focus + label,
.field input:not(:placeholder-shown) + label, .field textarea:not(:placeholder-shown) + label {
  transform: translateY(-10px) scale(.75); color: var(--orange);
}
.contact-form .btn { justify-self: start; }
.contact-form .btn:disabled { opacity: .6; cursor: wait; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-status { margin: 0; min-height: 1.3em; font-size: .88rem; font-weight: 500; color: var(--yellow); }
.form-status.is-error { color: var(--orange); }
.form-note { margin: 0; font-size: .75rem; color: var(--text-dim); }

/* ============ FOOTER ============ */
.footer { border-top: 1px solid var(--border-soft); padding: 28px 0; margin-top: 40px; background: rgba(15, 58, 55, .6); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: .9rem; }
.footer p { margin: 0; }
.footer a.u-link { color: var(--orange); }
.to-top {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  background: var(--grad); color: var(--ink); font-weight: 700; box-shadow: 0 10px 30px -10px rgba(214, 149, 91, .8);
}

/* ============ RTL / ARABIC ============ */
/* code, tech keywords and illustrations always read left-to-right */
.bg, .code-card, .project-code, .marquee, .iso { direction: ltr; }
[dir="rtl"] .progress { transform-origin: right; }
[dir="rtl"] .t-card:hover { transform: translateX(-8px); }
[dir="rtl"] .field label { transform-origin: right top; }
[dir="rtl"] .contact-form .btn svg { scale: -1 1; }
html[lang="ar"] body, html[lang="ar"] .btn,
html[lang="ar"] :is(.section-label span, .kicker, .contact-list span, .project-num) {
  font-family: "IBM Plex Sans Arabic", "Inter", system-ui, sans-serif;
}
/* letter-spacing breaks Arabic letter joining */
html[lang="ar"] :is(h1, .big-title, .nav-links a, .btn, .section-label span, .kicker, .contact-list span, .project-num) { letter-spacing: 0; }
html[lang="ar"] h1 { line-height: 1.45; }
html[lang="ar"] h1 .line { padding-bottom: .14em; }
html[lang="ar"] :is(.nav-links a, .btn, .section-label span) { font-size: .92rem; }
html[lang="ar"] .contact-list span { font-size: .82rem; }

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .intro, .reveal, h1 .line .intro { opacity: 1; transform: none; animation: none; transition: none; }
  .marquee-track, .caret, .dot, .code-card, .scroll-hint span, .iso svg { animation: none; }
  .project { position: relative; top: 0; }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1500px) {
  .bg-logo { opacity: .07; }
  .bg-laptop { opacity: .12; }
}
@media (max-width: 960px) {
  .hero, .about-grid, .contact, .project, .edu-grid, .skills-wrap { grid-template-columns: 1fr; }
  .iso, .contact .iso { max-width: 360px; margin-inline: auto; }
  .skills-wrap .iso { order: -1; }
  .hero { min-height: 0; padding: 32px 0 80px; }
  .hero .scroll-hint { display: none; }
  .project { position: relative; top: 0; }
  .project-info { border-inline-end: 0; border-bottom: 1px solid var(--border-soft); }
  .photo-wrap { order: -1; max-width: 280px; }
  .bg-laptop { width: 420px; right: -60px; bottom: 16px; }
  .lap-screen { height: 230px; margin: 0 30px; padding: 22px 18px 0; }
  .lap-screen pre { font-size: .6rem; }
  .bg-logo { scale: .75; }
}
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; top: calc(100% + 8px); left: 12px; right: 12px; flex-direction: column; gap: 0;
    padding: 10px; border-radius: 18px; background: rgba(15, 58, 55, .96) !important; border: 1px solid var(--border-soft) !important;
    backdrop-filter: blur(16px); transform: translateY(-12px) scale(.98); opacity: 0; pointer-events: none;
    transition: transform .45s var(--ease), opacity .3s;
  }
  .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 14px 16px; border-radius: 12px; }
  .nav-links a.active { background: var(--grad); }
  .nav-indicator { display: none; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .lang { order: 1; }
  .nav-toggle { order: 2; }
}
@media (max-width: 720px) {
  .section { padding: 72px 0; }
  .section-label::before, .section-label::after { flex-basis: 40px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:last-child { grid-column: span 2; }
  .code { font-size: .74rem; }
  .project-info { padding: 26px; }
  .contact-form { padding: 22px; }
}