/* ============================================================
   Diogo Calçada — personal site
   Techy / IDE-terminal aesthetic · JetBrains Mono + Inter
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --accent: #39c5cf;
  --accent-2: #3fb950;
  --accent-3: #58a6ff;
  --accent-4: #d29922;
  --accent-5: #f778ba;

  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1120px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 18px 40px -22px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 0 1px rgba(57, 197, 207, 0.25), 0 0 30px -6px rgba(57, 197, 207, 0.35);
}

/* Dark (default) */
[data-theme="dark"] {
  --bg: #0d1117;
  --bg-2: #010409;
  --surface: #161b22;
  --surface-2: #1c2128;
  --border: #30363d;
  --border-soft: #21262d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --text-subtle: #6e7681;
  --nav-bg: rgba(13, 17, 23, 0.72);
  --grid-line: rgba(139, 148, 158, 0.08);
  --hero-grid: rgba(57, 197, 207, 0.05);
}

/* Light */
[data-theme="light"] {
  --bg: #ffffff;
  --bg-2: #f6f8fa;
  --surface: #f6f8fa;
  --surface-2: #eef1f4;
  --border: #d0d7de;
  --border-soft: #e6e9ec;
  --text: #1f2328;
  --text-muted: #59636e;
  --text-subtle: #818b98;
  --nav-bg: rgba(255, 255, 255, 0.78);
  --grid-line: rgba(31, 35, 40, 0.06);
  --hero-grid: rgba(26, 167, 176, 0.06);
  --accent: #1aa7b0;
  --accent-2: #1a7f37;
  --accent-3: #0969da;
  --accent-4: #9a6700;
  --accent-5: #bf3989;
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 18px 40px -26px rgba(31, 35, 40, 0.25);
  --shadow-glow: 0 0 0 1px rgba(26, 167, 176, 0.3), 0 0 26px -8px rgba(26, 167, 176, 0.35);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
::selection { background: rgba(57, 197, 207, 0.3); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 1000;
  background: var(--surface); color: var(--text); padding: 10px 16px; border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* ---------- Layout ---------- */
.container { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }
.section { padding: clamp(4rem, 9vw, 7rem) 0; position: relative; }
.section--alt { background: var(--bg-2); border-block: 1px solid var(--border-soft); }

.text-accent { color: var(--accent); }

/* ---------- Section header ---------- */
.section__head { margin-bottom: clamp(2rem, 4vw, 3rem); }
.section__tag {
  display: inline-block; font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.02em;
  color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 0.3rem 0.7rem; border-radius: 7px; border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  margin-bottom: 1rem;
}
.section__title {
  font-family: var(--font-mono); font-weight: 800; font-size: clamp(1.8rem, 4.5vw, 2.7rem);
  letter-spacing: -0.02em; line-height: 1.1;
}
.section__kicker { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.9rem; margin-top: 0.5rem; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.nav.scrolled { border-bottom-color: var(--border); }
.nav__inner {
  width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto;
  height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.nav__logo { display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--font-mono); font-weight: 700; }
.nav__logo-brackets {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 9px;
  background: color-mix(in srgb, var(--accent) 16%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  color: var(--accent); font-size: 0.72rem; font-weight: 700;
}
.nav__logo-name { font-size: 0.95rem; }
.nav__links { display: flex; align-items: center; gap: 0.3rem; }
.nav__link {
  font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-muted);
  padding: 0.45rem 0.75rem; border-radius: 8px; transition: color 0.2s, background 0.2s;
}
.nav__link:hover { color: var(--text); background: var(--surface); }
.nav__link.active { color: var(--accent); }
.nav__link--cta {
  color: var(--text); border: 1px solid var(--border); background: var(--surface);
}
.nav__link--cta:hover { border-color: var(--accent); color: var(--accent); }
.nav__toggles { display: flex; align-items: center; gap: 0.5rem; margin-left: 0.5rem; padding-left: 0.5rem; border-left: 1px solid var(--border-soft); }

/* toggles */
.toggle {
  display: inline-grid; place-items: center; position: relative;
  width: 38px; height: 34px; border-radius: 8px; color: var(--text-muted);
  border: 1px solid var(--border-soft); background: var(--surface);
  transition: color 0.2s, border-color 0.2s;
}
.toggle:hover { color: var(--text); border-color: var(--border); }
.toggle--lang { width: auto; padding: 0 4px; display: flex; gap: 0; overflow: hidden; }
.toggle__opt { font-family: var(--font-mono); font-size: 0.75rem; font-weight: 600; padding: 0 0.45rem; z-index: 1; transition: color 0.2s; color: var(--text-subtle); }
.toggle__opt.is-active { color: var(--bg); }
.toggle__thumb {
  position: absolute; top: 3px; left: 3px; height: calc(100% - 6px); width: calc(50% - 3px);
  background: var(--accent); border-radius: 6px; transition: transform 0.28s var(--ease);
}
.toggle--lang[data-active="en"] .toggle__thumb { transform: translateX(100%); }
.icon { width: 18px; height: 18px; }
.icon--moon { display: none; }
[data-theme="dark"] .icon--sun { display: none; }
[data-theme="dark"] .icon--moon { display: block; }

/* burger */
.nav__burger { display: none; width: 38px; height: 34px; flex-direction: column; justify-content: center; gap: 5px; border-radius: 8px; border: 1px solid var(--border-soft); }
.nav__burger span { display: block; height: 2px; width: 18px; margin-inline: auto; background: var(--text); border-radius: 2px; transition: transform 0.3s, opacity 0.3s; }
.nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; padding: clamp(3rem, 8vw, 6rem) 0 clamp(2rem, 5vw, 3rem); overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero__grid {
  position: absolute; inset: -2px;
  background-image:
    linear-gradient(var(--hero-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--hero-grid) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 60% 30%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 80% 60% at 60% 30%, #000 30%, transparent 75%);
}
.hero__glow { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.5; }
.hero__glow--1 { width: 420px; height: 420px; background: var(--accent); top: -120px; right: -60px; opacity: 0.22; }
.hero__glow--2 { width: 380px; height: 380px; background: var(--accent-3); bottom: -160px; left: -100px; opacity: 0.16; }

.hero__inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }

.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-muted);
  background: var(--surface); border: 1px solid var(--border-soft); padding: 0.35rem 0.75rem; border-radius: 999px; margin-bottom: 1.3rem;
}
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 0 var(--accent-2); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-2) 60%, transparent); } 70% { box-shadow: 0 0 0 8px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }

.hero__title { font-family: var(--font-mono); font-weight: 800; line-height: 1.05; margin-bottom: 1.2rem; }
.hero__comment { display: block; font-size: clamp(1rem, 2.4vw, 1.25rem); color: var(--text-subtle); font-weight: 500; }
.hero__typewriter { display: block; font-size: clamp(2rem, 6.2vw, 4rem); letter-spacing: -0.03em; background: linear-gradient(120deg, var(--text) 30%, var(--accent) 70%, var(--accent-3)); -webkit-background-clip: text; background-clip: text; color: transparent; min-height: 1.1em; }
.cursor, .cursor-inline { display: inline-block; width: 0.55em; height: 1em; background: var(--accent); vertical-align: -0.12em; animation: blink 1s steps(2) infinite; }
.cursor-inline { width: 8px; height: 1.05em; }
@keyframes blink { 50% { opacity: 0; } }

.hero__pitch { color: var(--text-muted); font-size: 1.05rem; max-width: 46ch; margin-bottom: 1.8rem; }

.hero__cta { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-bottom: 2rem; }
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--font-mono); font-size: 0.88rem; font-weight: 600;
  padding: 0.7rem 1.1rem; border-radius: 10px; border: 1px solid transparent; transition: transform 0.2s var(--ease), box-shadow 0.2s, background 0.2s, border-color 0.2s;
}
.btn .icon { width: 17px; height: 17px; }
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.btn--ghost { background: var(--surface); border-color: var(--border); color: var(--text); }
.btn--ghost:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--accent); }

.hero__socials { display: flex; flex-direction: column; gap: 0.55rem; }
.hero__socials li a, .hero__socials li .pin {
  display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-muted); transition: color 0.2s;
}
.hero__socials li a:hover { color: var(--accent); }
.hero__socials .icon { width: 16px; height: 16px; color: var(--text-subtle); }

/* hero right */
.hero__terminal-wrap { display: flex; flex-direction: column; align-items: center; gap: 1.2rem; }
.hero__photo-frame {
  position: relative; width: min(320px, 80%); border-radius: 20px; overflow: hidden;
  border: 1px solid var(--border); box-shadow: var(--shadow);
}
.hero__photo-frame::after {
  content: ""; position: absolute; inset: 0; border-radius: 20px; pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}
.hero__photo { width: 100%; height: auto; filter: saturate(1.05) contrast(1.03); }

.terminal {
  width: 100%; max-width: 420px; background: var(--bg-2); border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
  box-shadow: var(--shadow); font-family: var(--font-mono);
}
.terminal__bar { display: flex; align-items: center; gap: 6px; padding: 9px 12px; background: var(--surface); border-bottom: 1px solid var(--border-soft); }
.terminal__bar .dot { width: 11px; height: 11px; border-radius: 50%; }
.dot--r { background: #ff5f56; } .dot--y { background: #ffbd2e; } .dot--g { background: #27c93f; }
.terminal__title { margin-left: auto; font-size: 0.72rem; color: var(--text-subtle); }
.terminal__body { padding: 14px 16px; font-size: 0.8rem; line-height: 1.7; color: var(--text); white-space: pre-wrap; overflow-x: auto; }
.terminal__body code { font-family: inherit; }
.syn-prompt { color: var(--accent-2); }
.syn-cmd { color: var(--accent-3); }
.syn-out { color: var(--text-muted); }
.syn-key { color: var(--accent-5); }
.syn-str { color: var(--accent); }
.syn-num { color: var(--accent-4); }
.syn-bool { color: var(--accent-4); }

.hero__scroll {
  position: absolute; left: 50%; bottom: 1rem; transform: translateX(-50%);
  display: inline-flex; flex-direction: column; align-items: center; gap: 0.3rem;
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-subtle); text-transform: lowercase; letter-spacing: 0.1em;
  animation: floaty 2.6s ease-in-out infinite;
}
.hero__scroll .icon { width: 16px; height: 16px; }
@keyframes floaty { 50% { transform: translate(-50%, 6px); } }

/* ============================================================
   STATS
   ============================================================ */
.stats { padding: 0; margin-top: -1px; }
.stats__grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--border-soft); border-block: 1px solid var(--border-soft); border-radius: 0;
}
.stat { background: var(--bg); padding: clamp(1.4rem, 3vw, 2.2rem) 1.2rem; text-align: center; }
.stat__num {
  display: block; font-family: var(--font-mono); font-weight: 800; font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--accent); line-height: 1; letter-spacing: -0.02em;
}
.stat__label { display: block; font-size: 0.82rem; color: var(--text-muted); margin-top: 0.5rem; }

/* ============================================================
   ABOUT
   ============================================================ */
.about { display: grid; grid-template-columns: 1.6fr 1fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: start; }
.about__text p { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 1rem; }
.about__text p:last-child { margin-bottom: 0; }
.about__card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.4rem;
  box-shadow: var(--shadow); position: relative;
}
.about__card::before {
  content: "// profile"; position: absolute; top: -10px; left: 16px; font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--text-subtle); background: var(--bg); padding: 0 8px;
}
.kv { display: flex; flex-direction: column; gap: 0.8rem; }
.kv li { display: flex; justify-content: space-between; gap: 1rem; padding-bottom: 0.8rem; border-bottom: 1px dashed var(--border-soft); font-family: var(--font-mono); font-size: 0.82rem; }
.kv li:last-child { border-bottom: none; padding-bottom: 0; }
.kv span { color: var(--text-subtle); }
.kv strong { color: var(--text); font-weight: 600; text-align: right; }

/* ============================================================
   TIMELINE (experience)
   ============================================================ */
.timeline { position: relative; display: flex; flex-direction: column; gap: 0.5rem; padding-left: 2rem; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--accent), var(--border)); }
.timeline__item { position: relative; padding-bottom: clamp(1.5rem, 3vw, 2.5rem); }
.timeline__item:last-child { padding-bottom: 0; }
.timeline__dot {
  position: absolute; left: -2rem; top: 6px; width: 14px; height: 14px; border-radius: 50%;
  background: var(--bg); border: 3px solid var(--accent); transform: translateX(1px); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 14%, transparent);
}
.timeline__date { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent); margin-bottom: 0.6rem; letter-spacing: 0.01em; }

/* card */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: clamp(1.1rem, 2.5vw, 1.6rem);
  box-shadow: var(--shadow); transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.card__head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin-bottom: 0.8rem; flex-wrap: wrap; }
.card__role { font-family: var(--font-mono); font-weight: 700; font-size: 1.15rem; }
.card__org { color: var(--text-muted); font-size: 0.9rem; margin-top: 0.15rem; }
.card p { color: var(--text-muted); margin-bottom: 0.8rem; }
.card p:last-of-type { margin-bottom: 0; }
.badge { display: inline-flex; align-items: center; gap: 0.4rem; font-family: var(--font-mono); font-size: 0.72rem; color: var(--accent-2); background: color-mix(in srgb, var(--accent-2) 12%, transparent); border: 1px solid color-mix(in srgb, var(--accent-2) 30%, transparent); padding: 0.25rem 0.6rem; border-radius: 999px; white-space: nowrap; }
.badge .status-dot { animation: none; }

/* chips */
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.6rem; }
.chips li {
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-muted);
  background: var(--bg); border: 1px solid var(--border-soft); padding: 0.25rem 0.55rem; border-radius: 6px;
  transition: color 0.2s, border-color 0.2s;
}
.chips li:hover { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.chips--sm li { font-size: 0.7rem; }

/* ============================================================
   PROJECTS
   ============================================================ */
.projects { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
.project {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: clamp(1.2rem, 2.5vw, 1.6rem);
  box-shadow: var(--shadow); position: relative; overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.project::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--accent); opacity: 0; transition: opacity 0.3s; }
.project:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.project:hover::before { opacity: 1; }
.project__meta { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.7rem; }
.project__year { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-muted); }
.project__tag { font-family: var(--font-mono); font-size: 0.68rem; font-weight: 600; padding: 0.2rem 0.55rem; border-radius: 999px; text-transform: uppercase; letter-spacing: 0.04em; }
.project__tag--green { color: var(--accent-2); background: color-mix(in srgb, var(--accent-2) 14%, transparent); }
.project__tag--cyan { color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); }
.project__tag--amber { color: var(--accent-4); background: color-mix(in srgb, var(--accent-4) 14%, transparent); }
.project__tag--blue { color: var(--accent-3); background: color-mix(in srgb, var(--accent-3) 14%, transparent); }
.project__tag--magenta { color: var(--accent-5); background: color-mix(in srgb, var(--accent-5) 14%, transparent); }
.project__tag--muted { color: var(--text-muted); background: var(--bg); border: 1px solid var(--border-soft); }
.project__name { font-family: var(--font-mono); font-weight: 700; font-size: 1.3rem; margin-bottom: 0.3rem; }
.project__sub { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-subtle); margin-bottom: 0.8rem; }
.project p { color: var(--text-muted); font-size: 0.95rem; }

.projects__subhead { margin-top: clamp(2.5rem, 5vw, 3.5rem); margin-bottom: 1.4rem; }
.projects__subtag {
  display: inline-block; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.02em;
  color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 0.25rem 0.6rem; border-radius: 6px; border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  margin-bottom: 0.6rem;
}
.projects__subtitle { font-family: var(--font-mono); font-weight: 700; font-size: clamp(1.3rem, 3vw, 1.7rem); letter-spacing: -0.02em; line-height: 1.1; }

/* ============================================================
   SKILLS
   ============================================================ */
.skills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.skill-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.3rem; box-shadow: var(--shadow); transition: border-color 0.3s, transform 0.3s var(--ease); }
.skill-card:hover { border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); transform: translateY(-3px); }
.skill-card__title { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-mono); font-size: 1rem; font-weight: 700; margin-bottom: 1rem; }
.skill-card__icon { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 7px; background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); }
.skill-card__icon svg { width: 17px; height: 17px; }
.skill-card--lang { grid-column: span 1; }
.langs { display: flex; flex-direction: column; gap: 0.6rem; }
.langs li { font-size: 0.92rem; color: var(--text-muted); padding-bottom: 0.6rem; border-bottom: 1px dashed var(--border-soft); }
.langs li:last-child { border-bottom: none; padding-bottom: 0; }
.langs strong { color: var(--text); }

/* ============================================================
   EDUCATION
   ============================================================ */
.edu { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
.edu__period { font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent); margin-bottom: 0.5rem; }
.edu__degree { font-family: var(--font-mono); font-weight: 700; font-size: 1.1rem; margin-bottom: 0.4rem; }
.edu__school { color: var(--text-muted); font-size: 0.92rem; }
.edu__note { color: var(--text-subtle); font-size: 0.82rem; margin-top: 0.3rem; }
.edu__grades { display: flex; gap: 1.5rem; margin-top: 1rem; flex-wrap: wrap; }
.edu__grades div { display: flex; flex-direction: column; gap: 0.1rem; font-family: var(--font-mono); font-size: 0.78rem; }
.edu__grades span { color: var(--text-subtle); }
.edu__grades strong { color: var(--accent-2); font-size: 1.1rem; }

/* ============================================================
   ACHIEVEMENTS
   ============================================================ */
.ach { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
.ach__title { font-family: var(--font-mono); font-weight: 700; font-size: 1.05rem; margin-bottom: 0.7rem; }
.ach__card p { color: var(--text-muted); margin-bottom: 0.6rem; }
.ach__link { font-family: var(--font-mono); font-size: 0.85rem; color: var(--accent); }
.ach__link:hover { text-decoration: underline; }
.courses { display: flex; flex-direction: column; gap: 0.6rem; }
.courses li { font-size: 0.92rem; color: var(--text-muted); padding-bottom: 0.6rem; border-bottom: 1px dashed var(--border-soft); display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.courses li:last-child { border-bottom: none; padding-bottom: 0; }
.courses strong { color: var(--text); font-weight: 600; }
.courses span { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-subtle); white-space: nowrap; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact { text-align: center; }
.contact__inner { display: flex; flex-direction: column; align-items: center; gap: 0.7rem; }
.contact__title { font-family: var(--font-mono); font-weight: 800; font-size: clamp(1.8rem, 5vw, 3rem); letter-spacing: -0.02em; }
.contact__pitch { color: var(--text-muted); font-size: 1.05rem; max-width: 50ch; margin-bottom: 0.6rem; }
.contact__actions { display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: center; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { border-top: 1px solid var(--border-soft); background: var(--bg-2); padding: 2rem 0; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer__brand { font-family: var(--font-mono); font-weight: 700; font-size: 0.9rem; }
.footer__meta { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-muted); }
.footer__top { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-muted); }
.footer__top:hover { color: var(--accent); }

/* ============================================================
   Reveal animation
   ============================================================ */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
  .skills { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav__links {
    position: fixed; inset: 64px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--nav-bg); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border); padding: 0.6rem; transform: translateY(-130%); transition: transform 0.35s var(--ease);
    height: auto;
  }
  .nav__links.open { transform: translateY(0); }
  .nav__link { padding: 0.8rem 0.6rem; border-radius: 8px; border-bottom: 1px solid var(--border-soft); }
  .nav__link--cta { border: none; }
  .nav__toggles { border-left: none; padding: 0.6rem 0 0; margin-left: 0; justify-content: flex-start; }
  .nav__burger { display: flex; }

  .hero__inner { grid-template-columns: 1fr; text-align: left; }
  .hero__terminal-wrap { order: -1; align-self: center; }
  .hero__photo-frame { width: min(240px, 60%); }
  .hero__scroll { display: none; }

  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .about { grid-template-columns: 1fr; }
  .projects, .skills, .edu, .ach { grid-template-columns: 1fr; }
}
@media (max-width: 460px) {
  .skills { grid-template-columns: 1fr; }
  .stat { padding: 1.2rem 0.6rem; }
}

/* ============================================================
   Print (acts as a clean CV export)
   ============================================================ */
@media print {
  :root { --bg: #fff; --bg-2: #fff; --surface: #fff; --text: #000; --text-muted: #333; --border: #ccc; }
  .nav, .hero__bg, .hero__scroll, .hero__terminal-wrap .terminal, .footer__top, .hero__cta .btn--ghost, .toggle, .nav__burger, .skip-link { display: none !important; }
  .hero { padding: 0 0 1rem; }
  .hero__photo-frame { width: 120px; border-radius: 10px; }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__terminal-wrap { display: contents; }
  .section { padding: 1.2rem 0; page-break-inside: avoid; }
  .card, .project, .skill-card { box-shadow: none; border-color: #ccc !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .chips li { border: 1px solid #ccc; }
  body { font-size: 11pt; line-height: 1.4; }
  a { color: #000; }
}