/* ================= Tokens ================= */
:root {
  --bg: #0E0D0C;
  --bg-alt: #13120F;
  --surface: #1A1816;
  --surface-2: #211F1C;
  --border: #2B2825;
  --border-strong: #3B3733;
  --text: #F2EEE8;
  --text-2: #B3ADA4;
  --text-3: #8A847C;
  --accent: #8FB3D9;     /* steel blue (light shade, readable on dark) */
  --accent-soft: rgba(143, 179, 217, .13);
  --accent-2: #C3D7EC;   /* lighter tint, used in glows */
  --accent-3: #5F87B3;   /* deeper shade, used in glows */
  --accent-text: #0E0D0C;
  --green: #4ADE80;
  --red: #F0503C;
  --shadow: 0 20px 50px -20px rgba(0, 0, 0, .6);
  --radius: 14px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --font-head: 'Inter Tight', 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #FAF8F5;
  --bg-alt: #F3EFEA;
  --surface: #FFFFFF;
  --surface-2: #F6F3EF;
  --border: #E8E3DC;
  --border-strong: #D7D0C6;
  --text: #1A1714;
  --text-2: #4F4943;
  --text-3: #7A736B;
  --accent: #2F5A85;     /* steel blue, chosen by Rino */
  --accent-soft: rgba(47, 90, 133, .1);
  --accent-2: #6A8FB5;
  --accent-3: #203F5F;
  --accent-text: #FFFFFF;
  --green: #15803D;
  --red: #DC2626;
  --shadow: 0 20px 50px -24px rgba(20, 20, 20, .25);
  color-scheme: light;
}

/* ================= Base ================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .3s, color .3s;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
::selection { background: var(--accent); color: var(--accent-text); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.mono { font-family: var(--font-mono); }
.accent { color: var(--accent); }
.muted { color: var(--text-3); }

h1, h2, h3 { font-family: var(--font-head); line-height: 1.1; letter-spacing: -.025em; font-weight: 600; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.75rem); }
h3 { font-size: 1.25rem; letter-spacing: -.015em; }

/* ================= Buttons ================= */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: 10px;
  font-weight: 500; font-size: .95rem;
  border: 1px solid transparent;
  transition: transform .2s, background .2s, border-color .2s, color .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--accent); color: var(--accent-text); }
.btn--primary:hover { filter: brightness(1.08); }
.btn--primary svg { transition: transform .2s; }
.btn--primary:hover svg { transform: translateX(3px); }
.btn--ghost { border-color: var(--border-strong); color: var(--text); }
.btn--ghost:hover { border-color: var(--text-2); background: var(--surface); }
.btn--sm { padding: 8px 14px; font-size: .875rem; }
.btn--lg { padding: 15px 26px; font-size: 1rem; }

.icon-btn {
  width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 10px; border: 1px solid var(--border);
  color: var(--text-2); transition: color .2s, border-color .2s;
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); }

.link-arrow { color: var(--text-2); font-weight: 500; font-size: .95rem; transition: color .2s; }
.link-arrow:hover { color: var(--accent); }

/* ================= Nav ================= */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background .3s, border-color .3s, backdrop-filter .3s;
}
.nav.is-scrolled {
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.nav__logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); font-weight: 600; font-size: 1.05rem; }
.nav__mark {
  width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center;
  background: var(--text); color: var(--bg); font-weight: 700;
}
.nav__links { display: flex; gap: 4px; }
.nav__links a {
  padding: 8px 14px; border-radius: 8px; color: var(--text-2);
  font-size: .925rem; font-weight: 500; transition: color .2s, background .2s;
}
.nav__links a:hover, .nav__links a.is-active { color: var(--text); background: var(--surface); }
.nav__actions { display: flex; align-items: center; gap: 10px; }
.nav__burger { display: none; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.nav__burger span { display: block; width: 16px; height: 1.5px; background: currentColor; transition: transform .25s; }
.nav__burger[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:last-child { transform: translateY(-3.25px) rotate(-45deg); }

[data-theme="dark"] .i-sun { display: block; }
[data-theme="dark"] .i-moon { display: none; }
[data-theme="light"] .i-sun { display: none; }
[data-theme="light"] .i-moon { display: block; }

/* ================= Hero ================= */
.hero { position: relative; padding: 150px 0 72px; overflow: hidden; }
.hero__grid-bg {
  position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 20%, transparent 75%);
  opacity: .55;
}
.hero__grid-bg::after {
  content: ""; position: absolute; width: 520px; height: 520px; right: 8%; top: 4%;
  background: radial-gradient(circle, var(--accent-soft), transparent 65%);
  filter: blur(20px);
  animation: drift 16s ease-in-out infinite;
}
.hero__inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }

.status {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px 6px 10px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface);
  font-size: .85rem; color: var(--text-2); margin-bottom: 28px;
}
.status__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(34,197,94,.6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgba(34,197,94,0); } 100% { box-shadow: 0 0 0 0 rgba(34,197,94,0); } }

.hero__title { font-size: clamp(2.5rem, 5.6vw, 4.4rem); font-weight: 600; letter-spacing: -.04em; line-height: 1.04; }
.hero__rotator {
  color: var(--accent); display: inline-block; position: relative;
  transition: opacity .35s, transform .35s;
}
.hero__rotator.is-out { opacity: 0; transform: translateY(10px); }
.hero__lead { margin-top: 24px; max-width: 560px; font-size: 1.1rem; color: var(--text-2); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }

.socials { display: flex; gap: 8px; margin-top: 36px; }
.socials a {
  width: 40px; height: 40px; display: grid; place-items: center;
  border-radius: 10px; color: var(--text-2); border: 1px solid var(--border);
  transition: color .2s, border-color .2s, transform .2s;
}
.socials a:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }

.hero__visual { display: flex; justify-content: center; }

/* ---------- Animated portrait ---------- */
.portrait {
  --size: min(100%, 380px);
  position: relative; width: var(--size); aspect-ratio: 1;
  perspective: 900px;
}
/* Pulsing coloured glow behind the photo */
.portrait__glow {
  position: absolute; inset: 8%; border-radius: 50%; z-index: -2;
  background: conic-gradient(from 0deg, var(--accent), var(--accent-2), var(--accent-3), var(--accent));
  filter: blur(48px); opacity: .45;
  animation: glow-spin 10s linear infinite, glow-pulse 4s ease-in-out infinite;
}
@keyframes glow-spin { to { transform: rotate(360deg); } }
@keyframes glow-pulse { 50% { opacity: .25; scale: .92; } }

/* Tech labels orbiting the photo */
.portrait__orbit {
  position: absolute; inset: -13%; border-radius: 50%; z-index: -1;
  border: 1px dashed var(--border-strong);
  animation: glow-spin 28s linear infinite;
}
.orb {
  position: absolute; padding: 5px 10px; border-radius: 99px; font-size: .72rem; font-weight: 500;
  background: var(--surface); border: 1px solid var(--border); color: var(--accent);
  box-shadow: var(--shadow);
  animation: glow-spin 28s linear infinite reverse; /* counter-rotate so text stays upright */
}
.orb--1 { top: -12px; left: 50%; margin-left: -20px; }
.orb--2 { right: -14px; top: 50%; margin-top: -14px; }
.orb--3 { bottom: -12px; left: 50%; margin-left: -20px; }
.orb--4 { left: -14px; top: 50%; margin-top: -14px; }

/* The photo frame: animated gradient border + 3D tilt */
.portrait__frame {
  position: relative; width: 100%; height: 100%;
  border-radius: 32px; padding: 3px;
  background: conic-gradient(from var(--angle, 0deg), var(--border-strong), var(--accent), var(--accent-2), var(--border-strong) 40%, var(--border-strong));
  animation: spin-border 5s linear infinite, intro-reveal 1.4s cubic-bezier(.7,0,.2,1) both;
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.6);
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transform-style: preserve-3d;
  transition: transform .25s ease-out;
}
@property --angle { syntax: '<angle>'; initial-value: 0deg; inherits: false; }
@keyframes spin-border { to { --angle: 360deg; } }
@keyframes intro-reveal {
  from { clip-path: circle(0% at 50% 50%); filter: blur(10px); }
  to   { clip-path: circle(75% at 50% 50%); filter: blur(0); }
}
.portrait__media {
  position: relative; width: 100%; height: 100%; overflow: hidden;
  border-radius: 29px; background: var(--surface-2);
}
/* Slow cinematic zoom & pan (Ken Burns) */
.portrait__img, .portrait__video {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.portrait__img {
  transform-origin: 50% 30%;
  animation: ken-burns 16s ease-in-out infinite alternate, breathe 5s ease-in-out infinite;
}
@keyframes ken-burns {
  0%   { transform: scale(1.04) translate(0, 0); }
  50%  { transform: scale(1.14) translate(-2%, 1.5%); }
  100% { transform: scale(1.1) translate(2%, -1%); }
}
@keyframes breathe { 50% { filter: brightness(1.08) saturate(1.1); } }
.portrait__video { opacity: 0; transition: opacity .8s; }
.portrait__canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; opacity: 0; transition: opacity 1.2s ease; }
.portrait.has-canvas .portrait__canvas { opacity: 1; }
.portrait.has-canvas .portrait__img { animation: none; }
.portrait.has-canvas .portrait__scan { display: none; }
.portrait.has-video .portrait__canvas { opacity: 0; }
.portrait.has-video .portrait__video { opacity: 1; }
.portrait.has-video .portrait__img { opacity: 0; }

/* Diagonal light sweep */
.portrait__shine {
  position: absolute; inset: 3px; border-radius: 29px; overflow: hidden; pointer-events: none;
}
.portrait__shine::before {
  content: ""; position: absolute; top: -50%; left: -60%; width: 40%; height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.28), transparent);
  transform: rotate(20deg);
  animation: sweep 5.5s ease-in-out infinite;
}
@keyframes sweep { 0%, 55% { left: -60%; } 100% { left: 130%; } }

/* Faint video scanline + vignette for a "footage" feel */
.portrait__scan {
  position: absolute; inset: 3px; border-radius: 29px; pointer-events: none;
  background:
    radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,.35)),
    repeating-linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px 3px);
  mix-blend-mode: overlay;
}
.portrait__scan::after {
  content: ""; position: absolute; left: 0; right: 0; height: 30%;
  background: linear-gradient(to bottom, transparent, var(--accent-soft), transparent);
  animation: scan 4s linear infinite;
}
@keyframes scan { from { top: -30%; } to { top: 100%; } }

.portrait__badge {
  position: absolute; top: 18px; left: 18px; display: flex; align-items: center; gap: 6px;
  padding: 5px 10px; border-radius: 99px; font-size: .66rem; letter-spacing: .1em;
  background: rgba(10,11,13,.65); color: #fff; backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.portrait__badge b { width: 7px; height: 7px; border-radius: 50%; background: var(--red); animation: blink 1.2s steps(2) infinite; }
@keyframes blink { 50% { opacity: .2; } }

.chip {
  position: absolute; padding: 8px 14px; border-radius: 10px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  box-shadow: var(--shadow); font-size: .82rem; font-weight: 500;
  display: flex; align-items: center; gap: 6px; white-space: nowrap;
  animation: float 6s ease-in-out infinite;
}
.chip--a { bottom: 8%; left: -14%; animation-delay: -2s; }
.chip__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
@keyframes float { 50% { transform: translateY(-8px); } }

/* Slowly drifting glow behind the hero */
@keyframes drift {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(-80px, 60px) scale(1.15); }
  100% { transform: translate(0, 0) scale(1); }
}

.stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  margin-top: 88px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface); overflow: hidden;
}
.stats > div { padding: 22px 24px; border-right: 1px solid var(--border); }
.stats > div:last-child { border-right: 0; }
.stats dt { font-size: .82rem; color: var(--text-3); }
.stats dd { font-family: var(--font-head); font-size: 1.6rem; font-weight: 600; letter-spacing: -.02em; margin-top: 2px; }

/* ================= Sections ================= */
.section { padding: 110px 0; }
.section--alt { background: var(--bg-alt); border-block: 1px solid var(--border); }
.section__head { margin-bottom: 52px; max-width: 680px; }
.section__head--row { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; max-width: none; }
.eyebrow {
  font-family: var(--font-mono); font-size: .8rem; color: var(--accent);
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px;
}

/* About */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.about .section__head { margin-bottom: 0; }
.about__body p { color: var(--text-2); font-size: 1.05rem; margin-bottom: 18px; }
.about__body strong { color: var(--text); font-weight: 600; }
.facts { margin-top: 28px; border-top: 1px solid var(--border); }
.facts li { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--border); font-size: .95rem; }
.facts span { color: var(--text-3); }
.facts a:hover { color: var(--accent); }

/* ================= Projects ================= */
.projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.project {
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px;
  overflow: hidden; transition: border-color .3s, transform .3s, box-shadow .3s;
}
.project:hover { border-color: var(--border-strong); transform: translateY(-4px); box-shadow: var(--shadow); }
.project--feature { grid-column: 1 / -1; display: grid; grid-template-columns: 1.2fr 1fr; }
.project__info { padding: 28px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.project--feature .project__info { padding: 44px; justify-content: center; }
.project--feature h3 { font-size: 1.9rem; }
.project__kind { font-family: var(--font-mono); font-size: .75rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .06em; }
.project__info > p:not(.project__kind) { color: var(--text-2); font-size: .95rem; }
.project__info em { color: var(--text); font-style: normal; font-weight: 500; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.tags li { font-family: var(--font-mono); font-size: .75rem; padding: 4px 10px; border-radius: 6px; background: var(--surface-2); border: 1px solid var(--border); color: var(--text-2); }
.project__links { margin-top: auto; padding-top: 8px; display: flex; gap: 18px; }
.project__links a { font-weight: 500; font-size: .92rem; color: var(--text); border-bottom: 1px solid var(--border-strong); padding-bottom: 2px; transition: color .2s, border-color .2s; }
.project__links a:hover { color: var(--accent); border-color: var(--accent); }

/* ---- CSS "screenshot" mockups ---- */
.mock {
  --m-bg: #141210; --m-panel: #1C1A17; --m-line: #2C2925; --m-dim: #3D3934;
  position: relative; background: linear-gradient(150deg, var(--accent-soft), transparent 60%), var(--surface-2);
  padding: 28px 28px 0; min-height: 230px; display: flex; flex-direction: column;
  border-bottom: 1px solid var(--border);
}
.project--feature .mock { border-bottom: 0; border-right: 1px solid var(--border); padding: 40px 0 0 40px; min-height: 340px; }
[data-theme="light"] .mock { --m-bg: #ffffff; --m-panel: #f4f4f5; --m-line: #e4e4e7; --m-dim: #d4d4d8; }
.mock__bar {
  display: flex; align-items: center; gap: 6px; padding: 10px 12px;
  background: var(--m-panel); border: 1px solid var(--m-line); border-bottom: 0;
  border-radius: 10px 10px 0 0;
}
.mock__bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--m-dim); }
.mock__bar span { margin-left: 10px; font-family: var(--font-mono); font-size: .68rem; color: var(--text-3); }
.mock__body { flex: 1; background: var(--m-bg); border: 1px solid var(--m-line); border-bottom: 0; display: flex; padding: 14px; gap: 14px; transition: transform .4s; }
.project--feature .mock__bar, .project--feature .mock__body { border-right: 0; }
.project--feature .mock__bar { border-radius: 10px 0 0 0; }
.project:hover .mock__body { transform: translateY(-4px); }
.mock__body--stack { flex-direction: column; }

.mock__side { width: 22%; display: flex; flex-direction: column; gap: 10px; }
.mock__side b { height: 10px; border-radius: 4px; background: var(--m-panel); }
.mock__side b:first-child { background: var(--accent); opacity: .8; width: 70%; }
.mock__main { flex: 1; display: flex; flex-direction: column; gap: 14px; }
.mock__row { display: flex; align-items: center; gap: 10px; }
.mock__row em { font-family: var(--font-mono); font-size: .7rem; color: var(--accent); font-style: normal; }
.mock__xp { flex: 1; height: 8px; border-radius: 99px; background: var(--m-panel); overflow: hidden; }
.mock__xp span { display: block; height: 100%; background: var(--accent); border-radius: inherit; }
.mock__cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mock__cards div { height: 64px; border-radius: 8px; background: var(--m-panel); border: 1px solid var(--m-line); }
.mock__score { display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: 10px; background: var(--m-panel); width: fit-content; }
.mock__score strong { font-family: var(--font-head); font-size: 2rem; color: var(--green); line-height: 1; }
.mock__score small { font-size: .7rem; color: var(--text-3); line-height: 1.3; }

.mock__tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.mock__tiles div { padding: 10px; border-radius: 8px; background: var(--m-panel); }
.mock__tiles small { display: block; font-size: .62rem; color: var(--text-3); }
.mock__tiles strong { font-family: var(--font-head); font-size: 1.3rem; }
.mock__tiles div:first-child strong { color: var(--accent); }
.mock__log { display: flex; flex-direction: column; gap: 3px; font-size: .64rem; color: var(--green); padding: 10px; border-radius: 8px; background: var(--m-panel); }

.mock__alert { font-size: .66rem; font-weight: 600; color: #fff; background: var(--red); padding: 7px 10px; border-radius: 6px; letter-spacing: .02em; }
.mock__bins { flex: 1; display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; align-items: end; min-height: 90px; }
.mock__bins div { height: 100%; border-radius: 6px; background: var(--m-panel); display: flex; align-items: flex-end; overflow: hidden; }
.mock__bins span { width: 100%; background: var(--green); opacity: .85; }
.mock__bins span.hot { background: var(--red); }

.mock__course { display: flex; align-items: center; gap: 10px; padding: 10px; border-radius: 8px; background: var(--m-panel); }
.mock__course b { width: 32px; height: 32px; border-radius: 6px; background: var(--accent); opacity: .75; flex-shrink: 0; }
.mock__course div { flex: 1; height: 6px; border-radius: 99px; background: var(--m-line); overflow: hidden; }
.mock__course i { display: block; height: 100%; background: var(--accent); }

/* ================= Skills ================= */
.skills { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.skill-group { padding: 26px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); transition: border-color .3s; }
.skill-group:hover { border-color: var(--border-strong); }
.skill-group h3 { font-size: 1.05rem; display: flex; gap: 10px; align-items: baseline; margin-bottom: 18px; }
.skill-group h3 .mono { font-size: .75rem; }
.skill-group ul { display: flex; flex-wrap: wrap; gap: 8px; }
.skill-group li { font-size: .87rem; padding: 6px 12px; border-radius: 8px; background: var(--surface-2); border: 1px solid var(--border); color: var(--text-2); }

/* ================= Timeline ================= */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.two-col .section__head { margin-bottom: 36px; }
.two-col h2 { font-size: clamp(1.6rem, 2.6vw, 2rem); }
.timeline { border-left: 1px solid var(--border-strong); padding-left: 28px; display: flex; flex-direction: column; gap: 36px; }
.timeline > li { position: relative; }
.timeline > li::before {
  content: ""; position: absolute; left: -34px; top: 6px; width: 11px; height: 11px;
  border-radius: 50%; background: var(--bg-alt); border: 2px solid var(--accent);
}
.timeline__date { font-size: .78rem; color: var(--text-3); }
.timeline h3 { margin-top: 6px; }
.timeline__org { color: var(--text-2); font-size: .95rem; margin-top: 4px; }
.timeline ul { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.timeline ul li { position: relative; padding-left: 18px; color: var(--text-2); font-size: .95rem; }
.timeline ul li::before { content: "→"; position: absolute; left: 0; color: var(--accent); }

/* ================= Contact ================= */
.contact { text-align: center; }
.contact__inner { max-width: 760px; }
.contact__title { font-size: clamp(2.2rem, 5vw, 3.6rem); letter-spacing: -.035em; }
.contact__lead { color: var(--text-2); margin-top: 20px; font-size: 1.05rem; }
.contact__actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.contact__alt { display: flex; justify-content: center; flex-wrap: wrap; gap: 28px; margin-top: 36px; }
.contact__alt a { color: var(--text-2); font-weight: 500; transition: color .2s; }
.contact__alt a:hover { color: var(--accent); }

/* ================= Footer ================= */
.footer { border-top: 1px solid var(--border); padding: 28px 0; }
.footer__inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; color: var(--text-3); font-size: .9rem; }

/* ================= Toast ================= */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translate(-50%, 20px);
  padding: 10px 18px; border-radius: 10px; background: var(--text); color: var(--bg);
  font-size: .9rem; font-weight: 500; opacity: 0; pointer-events: none;
  transition: opacity .25s, transform .25s; z-index: 100;
}
.toast.is-show { opacity: 1; transform: translate(-50%, 0); }

/* ================= Reveal ================= */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ================= Responsive ================= */
@media (max-width: 1024px) {
  .projects { grid-template-columns: repeat(2, 1fr); }
  .skills { grid-template-columns: repeat(2, 1fr); }
  .chip--a { left: -6%; }
}

@media (max-width: 860px) {
  .nav__links {
    position: fixed; top: 68px; left: 0; right: 0;
    flex-direction: column; gap: 0; padding: 12px 16px 20px;
    background: var(--bg); border-bottom: 1px solid var(--border);
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity .25s, transform .25s;
  }
  .nav__links.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .nav__links a { padding: 14px 12px; font-size: 1rem; }
  .nav__burger { display: flex; }
  .nav__resume { display: none; }

  .hero { padding-top: 120px; }
  .hero__inner { grid-template-columns: 1fr; gap: 56px; }
  .hero__visual { justify-content: flex-start; }
  .hero__visual { justify-content: center; padding: 24px 0; }
  .portrait { --size: min(68vw, 320px); }
  .br-desktop { display: none; }

  .stats { grid-template-columns: repeat(2, 1fr); margin-top: 64px; }
  .stats > div:nth-child(2) { border-right: 0; }
  .stats > div:nth-child(-n+2) { border-bottom: 1px solid var(--border); }

  .about, .two-col { grid-template-columns: 1fr; gap: 36px; }
  .project--feature { grid-template-columns: 1fr; }
  .project--feature .mock { border-right: 0; border-bottom: 1px solid var(--border); padding: 28px 28px 0; min-height: 260px; }
  .project--feature .mock__bar { border-radius: 10px 10px 0 0; border-right: 1px solid var(--m-line); }
  .project--feature .mock__body { border-right: 1px solid var(--m-line); }
  .project--feature .project__info { padding: 28px; }
  .section { padding: 84px 0; }
}

@media (max-width: 600px) {
  .container { padding: 0 16px; }
  .projects, .skills { grid-template-columns: 1fr; }
  .section__head--row { flex-direction: column; align-items: flex-start; }
  .chip--a { left: -2%; bottom: 4%; }
  .stats dd { font-size: 1.3rem; }
  .hero__cta .btn { flex: 1; justify-content: center; }
  .contact__actions .btn { width: 100%; justify-content: center; }
  .footer__inner { flex-direction: column; text-align: center; }
  .mock { padding: 20px 20px 0; }
}

.hero__role { color: var(--text); font-weight: 600; }

/* =====================================================================
   Work section — upgraded: live mini-dashboards, real metrics,
   filters, 3D hover with a soft spotlight
   ===================================================================== */
.work-tools { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.filters { display: inline-flex; padding: 4px; gap: 4px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); }
.filter {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px;
  font-size: .85rem; font-weight: 500; color: var(--text-2); transition: color .2s, background-color .25s;
}
.filter span { font-family: var(--font-mono); font-size: .7rem; color: var(--text-3); }
.filter:hover { color: var(--text); }
.filter.is-on { background: var(--text); color: var(--bg); }
.filter.is-on span { color: var(--bg); opacity: .6; }

.projects { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.project { position: relative; isolation: isolate; transition: border-color .3s, transform .5s cubic-bezier(.2,.8,.2,1), box-shadow .5s, opacity .4s; }
.project > * { position: relative; z-index: 1; }
/* soft spotlight that follows the pointer inside the card */
.project::before {
  content: ""; position: absolute; inset: 0; z-index: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(420px circle at var(--px, 50%) var(--py, 50%), var(--accent-soft), transparent 60%);
  opacity: 0; transition: opacity .4s;
}
.project:hover::before { opacity: 1; }
.project--feature { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); }
.project--flip .project__media { order: 2; border-right: 0; border-left: 1px solid var(--border); padding: 40px 40px 0 0; }
.project--flip .mock__bar { border-radius: 0 10px 0 0; border-left: 0; border-right: 1px solid var(--m-line); }
.project--flip .mock__body { border-left: 0; border-right: 1px solid var(--m-line); }

/* 3D tilt of the preview */
.project__media { perspective: 1000px; }
.mock__body, .mock__bar { transition: transform .6s cubic-bezier(.2,.8,.2,1); }
.project:hover .mock__bar, .project:hover .mock__body {
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(-4px);
}
.mock__bar { transform-origin: 50% 100%; }

.project__no { color: var(--accent); margin-right: 8px; }
.mock__live { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: .6rem; font-weight: 500; letter-spacing: .1em; color: var(--text-3); }
.mock__live::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--green); animation: pulse 2s infinite; }

/* Metrics */
.metrics { display: flex; flex-wrap: wrap; gap: 10px 28px; padding: 14px 0; margin: 4px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.metric { display: flex; flex-direction: column; }
.metric strong { font-family: var(--font-head); font-size: 1.6rem; font-weight: 600; letter-spacing: -.02em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.metric span { font-size: .78rem; color: var(--text-3); }

/* Minio mock */
.mock__xp span { width: 0; transition: width 1.2s cubic-bezier(.2,.8,.2,1); }
.mock__steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.step { position: relative; height: 64px; padding: 10px; border-radius: 8px; background: var(--m-panel); border: 1px solid var(--m-line); transition: border-color .4s, background-color .4s; }
.step small { font-size: .64rem; color: var(--text-3); }
.step i { position: absolute; right: 10px; bottom: 10px; width: 16px; height: 16px; border-radius: 50%; border: 1.5px solid var(--m-dim); transition: background-color .3s, border-color .3s; }
.step.is-done { border-color: color-mix(in srgb, var(--green) 50%, transparent); }
.step.is-done i { background: var(--green); border-color: var(--green); }
.step.is-active { border-color: var(--accent); }
.step.is-active i { border-color: var(--accent); animation: pulse 1.6s infinite; }
.mock__foot { display: flex; gap: 10px; }
.mock__streak { display: flex; flex-direction: column; justify-content: center; padding: 14px; border-radius: 10px; background: var(--m-panel); }
.mock__streak small { font-size: .64rem; color: var(--text-3); }
.mock__streak strong { font-family: var(--font-head); font-size: 1.2rem; color: var(--accent); }

/* Occupancy mock */
.mock__tiles u { display: block; height: 4px; margin-top: 6px; border-radius: 99px; background: var(--m-line); overflow: hidden; text-decoration: none; }
.mock__tiles s { display: block; height: 100%; width: 0; background: var(--green); transition: width .6s, background-color .4s; }
.mock__tiles s.is-busy { background: var(--accent); }
.mock__tiles strong { font-variant-numeric: tabular-nums; transition: color .3s; }
.mock__tiles strong.is-bump { color: var(--accent); }
.mock__log { height: 94px; overflow: hidden; justify-content: flex-end; }
.mock__log span { white-space: nowrap; animation: logIn .4s ease both; }
.mock__log span.exit { color: var(--text-3); }
@keyframes logIn { from { opacity: 0; transform: translateY(6px); } }

/* Waste mock */
.mock__alert { opacity: 0; transform: translateY(-6px); transition: opacity .35s, transform .35s; }
.mock__alert.is-on { opacity: 1; transform: none; animation: flash 1s steps(2) 3; }
@keyframes flash { 50% { filter: brightness(1.25); } }
.mock__bins div { position: relative; }
.mock__bins span { transition: height 1s cubic-bezier(.2,.8,.2,1), background-color .3s; }
.mock__bins span.is-full { background: var(--red); }
.mock__bins em { position: absolute; top: 4px; left: 0; right: 0; text-align: center; font-family: var(--font-mono); font-size: .55rem; font-style: normal; color: var(--text-3); }

/* LearnFlow mock */
.mock__course i { width: 0; transition: width 1.4s cubic-bezier(.2,.8,.2,1); }
.mock__course em { width: 34px; text-align: right; font-family: var(--font-mono); font-size: .62rem; font-style: normal; color: var(--text-3); }
.mock__toast { align-self: flex-start; padding: 6px 10px; border-radius: 6px; font-size: .66rem; font-weight: 600; color: var(--green); background: color-mix(in srgb, var(--green) 14%, transparent); opacity: 0; transform: translateY(6px); transition: opacity .4s, transform .4s; }
.mock__toast.is-on { opacity: 1; transform: none; }

/* Filtering */
.project.is-leaving { opacity: 0; transform: scale(.97); }
.project.is-hidden { display: none; }
.project.is-entering { animation: cardIn .5s cubic-bezier(.2,.8,.2,1) both; }
@keyframes cardIn { from { opacity: 0; transform: translateY(14px) scale(.98); } }
/* When filtering leaves two "half" cards or a lone feature, keep the grid tidy */
.projects.is-filtered .project:not(.project--feature) { grid-column: auto; }

@media (max-width: 1024px) {
  .projects { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .project--feature, .project--flip { grid-template-columns: 1fr; }
  .project--flip .project__media { order: 0; border-left: 0; border-bottom: 1px solid var(--border); padding: 28px 28px 0; }
  .project--flip .mock__bar { border-radius: 10px 10px 0 0; border-left: 1px solid var(--m-line); }
  .project--flip .mock__body { border-left: 1px solid var(--m-line); }
  .section__head--row { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 600px) {
  .projects { grid-template-columns: 1fr; }
  .work-tools { width: 100%; }
  .filters { width: 100%; justify-content: space-between; }
  .filter { flex: 1; justify-content: center; }
  .metric strong { font-size: 1.35rem; }
}
@media (prefers-reduced-motion: reduce) {
  .project:hover .mock__bar, .project:hover .mock__body { transform: none; }
}

/* Certificate Finder live preview (illustrative, placeholder data only) */
.mock--cert .mock__body { gap: 9px; }
.cert__title { font-family: var(--font-head); font-size: .95rem; font-weight: 600; text-align: center; padding: 2px 0 4px; }
.cert__select, .cert__search {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  height: 30px; padding: 0 10px; border-radius: 6px;
  background: var(--m-panel); border: 1px solid var(--m-line);
  font-size: .7rem; color: var(--text-2);
}
.cert__select i { font-style: normal; color: var(--text-3); }
.cert__search { justify-content: flex-start; gap: 2px; font-family: var(--font-mono); color: var(--text); }
.cert__caret { width: 6px; height: 13px; background: var(--accent); animation: caret 1s steps(2) infinite; }
@keyframes caret { 50% { opacity: 0; } }
.cert__btn {
  height: 30px; display: grid; place-items: center; border-radius: 6px;
  background: var(--accent); color: var(--accent-text); font-size: .7rem; font-weight: 600;
  transition: transform .15s, filter .15s;
}
.cert__btn.is-press { transform: scale(.97); filter: brightness(1.15); }
.cert__result {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 8px;
  background: color-mix(in srgb, var(--green) 12%, transparent); border: 1px solid color-mix(in srgb, var(--green) 35%, transparent);
  opacity: 0; transform: translateY(6px); transition: opacity .4s, transform .4s;
}
.cert__result.is-on { opacity: 1; transform: none; }
.cert__icon { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; background: var(--green); color: #0E0D0C; font-size: .7rem; font-weight: 700; flex-shrink: 0; }
.cert__result strong { display: block; font-size: .72rem; }
.cert__result small { display: block; font-size: .62rem; color: var(--text-3); }
.cert__result em { margin-left: auto; font-style: normal; font-size: .66rem; font-weight: 600; color: var(--accent); }
@media (prefers-reduced-motion: reduce) { .cert__caret { animation: none; } }

/* LearnHub live preview (illustrative, placeholder labels only) */
.mock--hub .mock__body { gap: 10px; }
.hub__search {
  display: flex; align-items: center; gap: 2px; height: 34px; padding: 0 4px 0 10px; border-radius: 8px;
  background: var(--m-panel); border: 1px solid var(--m-line); font-size: .7rem; color: var(--text);
}
.hub__q { white-space: nowrap; overflow: hidden; }
.hub__go {
  margin-left: auto; padding: 5px 10px; border-radius: 6px; font-style: normal; font-size: .64rem; font-weight: 600;
  background: var(--accent); color: var(--accent-text); transition: transform .15s, filter .15s;
}
.hub__go.is-press { transform: scale(.95); filter: brightness(1.15); }
.hub__results { display: flex; flex-direction: column; gap: 6px; }
.hub__row {
  display: grid; grid-template-columns: 18px 52px 1fr auto; align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: 8px; background: var(--m-panel); border: 1px solid var(--m-line);
  opacity: 0; transform: translateY(6px); transition: opacity .4s, transform .4s;
}
.hub__results.is-on .hub__row { opacity: 1; transform: none; }
.hub__results.is-on .hub__row:nth-child(2) { transition-delay: .12s; }
.hub__results.is-on .hub__row:nth-child(3) { transition-delay: .24s; }
.hub__rank { font-family: var(--font-mono); font-size: .62rem; color: var(--accent); }
.hub__type { font-size: .62rem; color: var(--text-3); }
.hub__row i { height: 6px; width: var(--w); border-radius: 99px; background: var(--m-line); }
.hub__row b { font-size: .58rem; font-weight: 600; color: var(--green); white-space: nowrap; }