@font-face {
  font-family: "Inter Variable";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/fonts/inter-variable.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk Variable";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("/assets/fonts/space-grotesk-variable.woff2") format("woff2");
}

:root {
  color-scheme: dark;
  --font-sans: "Inter Variable", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Space Grotesk Variable", "Space Grotesk", var(--font-sans);
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --bg: #08111f;
  --bg-soft: #0f172a;
  --panel: rgba(15, 23, 42, 0.78);
  --panel-strong: rgba(15, 23, 42, 0.94);
  --text: #e5edf7;
  --muted: #9fb0c7;
  --line: rgba(148, 163, 184, 0.22);
  --accent: #38bdf8;
  --accent-strong: #0ea5e9;
  --accent-warm: #f59e0b;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --max: 1120px;
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #f8fafc;
  --bg-soft: #e2e8f0;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-strong: rgba(255, 255, 255, 0.96);
  --text: #0f172a;
  --muted: #475569;
  --line: rgba(15, 23, 42, 0.14);
  --accent: #0369a1;
  --accent-strong: #075985;
  --accent-warm: #b45309;
  --shadow: 0 24px 80px rgba(15, 23, 42, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.18), transparent 35rem),
    radial-gradient(circle at 80% 10%, rgba(245, 158, 11, 0.10), transparent 26rem),
    linear-gradient(180deg, var(--bg), var(--bg-soft));
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
p { margin: 0 0 1rem; }
h1, h2, h3 { line-height: 1.08; margin: 0; letter-spacing: -0.02em; }
h1, h2 { font-family: var(--font-display); font-weight: 600; }
h1 { font-size: clamp(2.6rem, 5.4vw, 4.6rem); max-width: 16ch; }
h2 { font-size: clamp(1.85rem, 3.4vw, 2.9rem); }
h3 { font-size: 1.25rem; font-weight: 700; }
ul { padding-left: 1.25rem; margin: 1rem 0 0; }
li + li { margin-top: 0.45rem; }

.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.section-pad { padding: 7rem 0; }
.border-top { border-top: 1px solid var(--line); }
.wide { max-width: 760px; }
.muted { color: var(--muted); }
.sr-only, .skip-link {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link:focus {
  width: auto;
  height: auto;
  clip: auto;
  z-index: 1000;
  left: 1rem;
  top: 1rem;
  padding: 0.7rem 1rem;
  background: var(--accent);
  color: #020617;
  border-radius: 999px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--line);
}
.nav { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: 0.75rem; font-weight: 800; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background:
    url('/assets/images/profile-photo.svg') center / cover no-repeat,
    linear-gradient(135deg, var(--accent), var(--accent-warm));
  color: #020617;
  overflow: hidden;
  box-shadow: 0 0 30px rgba(56, 189, 248, 0.24);
}
.nav-links { display: flex; align-items: center; gap: 1.1rem; color: var(--muted); font-size: 0.96rem; }
.nav-links a { padding: 0.5rem 0; }
.theme-toggle, .nav-toggle {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  border-radius: 999px;
  cursor: pointer;
}
.theme-toggle { padding: 0.58rem 0.85rem; }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 0.8rem; }
.nav-toggle span:not(.sr-only) { display: block; height: 2px; background: var(--text); margin: 5px 0; border-radius: 999px; }

.hero { min-height: calc(100vh - 74px); display: grid; align-items: center; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr); align-items: center; gap: 4rem; }
.eyebrow {
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.76rem;
  margin-bottom: 1rem;
}
.hero-lede { max-width: 720px; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); margin-top: 1.4rem; }
.hero-actions, .contact-actions, .card-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--line);
  font-weight: 800;
}
.button-primary { background: var(--accent); color: #020617; border-color: transparent; }
.button-primary:hover { background: var(--accent-strong); color: white; }
.button-secondary { background: var(--panel); color: var(--text); }
.signal-row { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 2rem; color: var(--muted); }
.signal-row span, .tag-row span {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border-radius: 999px;
  padding: 0.45rem 0.72rem;
  font-size: 0.84rem;
}

/* "Currently" status line */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1.2rem;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
}
.status-dot {
  width: 0.55rem;
  height: 0.55rem;
  flex: none;
  border-radius: 50%;
  background: #22c55e;
  animation: status-pulse 2.4s ease-out infinite;
}
@keyframes status-pulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5); }
  70% { box-shadow: 0 0 0 0.5rem rgba(34, 197, 94, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

/* Copy-to-clipboard email button */
.copy-email { font: inherit; font-weight: 800; cursor: pointer; }
.copy-email.is-copied { border-color: var(--accent); color: var(--accent); }

.hero-panel { position: relative; }
.panel-glow { position: absolute; inset: 10%; background: var(--accent); filter: blur(90px); opacity: 0.16; }
.terminal-card, .resume-card, .contact-card, .project-card, .skill-card, .timeline-item {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  backdrop-filter: blur(18px);
}
.terminal-card { position: relative; overflow: hidden; }
.terminal-bar { display: flex; gap: 0.4rem; padding: 1rem; border-bottom: 1px solid var(--line); }
.terminal-bar span { width: 12px; height: 12px; border-radius: 999px; background: var(--muted); opacity: 0.8; }
pre { overflow-x: auto; margin: 0; padding: 1.4rem; color: #dbeafe; font-size: 0.9rem; font-family: var(--font-mono); line-height: 1.5; }
code { font-family: var(--font-mono); }
[data-theme="light"] pre { color: #0f172a; }
.metrics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; margin-top: 0.9rem; }
.metrics-grid div { border: 1px solid var(--line); background: var(--panel); border-radius: 18px; padding: 1rem; }
.metrics-grid strong { display: block; font-size: 1.5rem; }
.metrics-grid span { display: block; color: var(--muted); font-size: 0.82rem; }

.split-section { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 4rem; align-items: start; }
.content-stack { color: var(--muted); font-size: 1.08rem; }
.section-heading { margin-bottom: 2.2rem; }

.project-filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }
.filter-chip {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}
.filter-chip:hover { color: var(--text); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.filter-chip.is-active { background: var(--accent); color: #020617; border-color: transparent; }
.project-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.project-card { overflow: hidden; min-height: 100%; transition: transform 180ms ease, border-color 180ms ease; }
.project-card:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.project-card.featured { grid-column: 1 / -1; display: grid; grid-template-columns: 0.85fr 1.15fr; }
.project-visual {
  min-height: 320px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle, rgba(56, 189, 248, 0.28), transparent 42%),
    linear-gradient(135deg, rgba(14, 165, 233, 0.10), rgba(245, 158, 11, 0.08));
  border-right: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.project-visual picture, .project-visual img { width: 100%; height: 100%; }
.project-visual img { object-fit: contain; padding: 1.25rem; }
.chip-icon {
  width: 142px;
  height: 142px;
  display: grid;
  place-items: center;
  border: 1px solid var(--accent);
  border-radius: 26px;
  background: rgba(2, 6, 23, 0.55);
  font-weight: 900;
  letter-spacing: 0.06em;
  box-shadow: 0 0 60px rgba(56, 189, 248, 0.26);
}
.flow-line { position: absolute; width: 72%; height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent); transform: rotate(-18deg); }
.card-content { padding: 1.5rem; }
.project-kicker, .timeline-date { color: var(--accent); font-weight: 800; font-size: 0.84rem; margin-bottom: 0.65rem; }
.tag-row { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1.2rem; }
.card-actions a { color: var(--accent); font-weight: 800; }

.timeline, .skills-grid { display: grid; gap: 1rem; }
.timeline-item, .skill-card, .resume-card, .contact-card { padding: 1.5rem; }
.skills-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.resume-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 4rem; align-items: start; }
.resume-card h3 + p { margin-top: 0.6rem; }
.resume-card h3:not(:first-child) { margin-top: 1.5rem; }
.contact-section { padding-top: 4rem; }
.contact-card { text-align: center; max-width: 900px; }
.contact-card .contact-actions { justify-content: center; }
.site-footer { border-top: 1px solid var(--line); padding: 1.4rem 0; color: var(--muted); }
.footer-grid { display: flex; justify-content: space-between; gap: 1rem; align-items: center; }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity 520ms ease, transform 520ms ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

.case-hero { padding: 6rem 0 3rem; }
.case-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 2rem; align-items: start; }
.case-panel { padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); box-shadow: var(--shadow); }
.case-panel dl { margin: 0; display: grid; gap: 1rem; }
.case-panel dt { color: var(--accent); font-weight: 800; }
.case-panel dd { margin: 0; color: var(--muted); }
.case-content { display: grid; gap: 1rem; }
.case-section { border: 1px solid var(--line); background: var(--panel); border-radius: var(--radius); padding: 1.5rem; }
.case-section p, .case-section li { color: var(--muted); }
.case-section h2 { margin-bottom: 0.4rem; }
.case-section strong { color: var(--text); }
.case-figure { margin: 1.4rem 0 0; }
.case-figure img { width: 100%; height: auto; display: block; border: 1px solid var(--line); border-radius: 16px; background: var(--bg-soft); }
.case-figure figcaption { margin-top: 0.6rem; color: var(--muted); font-size: 0.86rem; }
.case-section table { width: 100%; border-collapse: collapse; margin-top: 1.2rem; font-size: 0.92rem; }
.case-section th, .case-section td { text-align: left; padding: 0.55rem 0.7rem; border-bottom: 1px solid var(--line); color: var(--muted); vertical-align: top; }
.case-section th { color: var(--text); font-weight: 700; }
.back-link { display: inline-flex; margin-bottom: 1.5rem; color: var(--accent); font-weight: 800; }

/* --- Résumé page --- */
.resume-page { max-width: 820px; margin-inline: auto; }
.resume-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 2rem; }
.resume-toolbar .back-link { margin-bottom: 0; }
.resume-head { border-bottom: 1px solid var(--line); padding-bottom: 1.4rem; margin-bottom: 1.6rem; }
.resume-head h1 { font-size: clamp(2rem, 5vw, 3rem); }
.resume-tagline { color: var(--accent); font-weight: 700; margin: 0.6rem 0 0.4rem; }
.resume-contact { font-size: 0.95rem; }
.resume-contact a { color: var(--accent); }
.resume-summary { margin-top: 1rem; color: var(--muted); }
.resume-section { margin-bottom: 1.8rem; }
.resume-section > h2 { font-size: 1.05rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent); border-bottom: 1px solid var(--line); padding-bottom: 0.4rem; margin-bottom: 1rem; }
.resume-entry { margin-bottom: 1.1rem; }
.resume-entry-head { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; flex-wrap: wrap; }
.resume-entry-head h3 { font-size: 1.05rem; }
.resume-entry-head h3 a:hover { color: var(--accent); }
.resume-meta { color: var(--muted); font-size: 0.85rem; white-space: nowrap; }
.resume-entry p { color: var(--muted); margin: 0.35rem 0 0; }
.resume-entry ul { margin-top: 0.4rem; }
.resume-more { margin-top: 0.6rem; font-weight: 700; }
.resume-more a { color: var(--accent); }
.resume-skills { display: grid; gap: 0.7rem; margin: 0; }
.resume-skills dt { font-weight: 700; }
.resume-skills dd { margin: 0.15rem 0 0; color: var(--muted); }

/* --- Blog --- */
.post { max-width: 760px; margin-inline: auto; }
.post .hero-lede { margin-top: 1rem; }
.post-body { margin-top: 2rem; color: var(--muted); font-size: 1.08rem; }
.post-body h2 { font-size: 1.6rem; margin-top: 2rem; }
.post-body h3 { margin-top: 1.6rem; }
.post-body p { margin: 0 0 1.1rem; }
.post-body strong { color: var(--text); }
.post-body code { background: var(--panel); padding: 0.1rem 0.35rem; border-radius: 6px; font-size: 0.92em; border: 1px solid var(--line); }
.post-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; }
.post-list-item a { display: block; border: 1px solid var(--line); background: var(--panel); border-radius: var(--radius); padding: 1.5rem; transition: transform 180ms ease, border-color 180ms ease; }
.post-list-item a:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); color: inherit; }
.post-date { color: var(--accent); font-weight: 800; font-size: 0.84rem; }
.post-list-item h3 { margin: 0.4rem 0 0.3rem; }
.post-list-item p { color: var(--muted); margin: 0; }

@media print {
  :root { color-scheme: light; }
  body { background: #fff !important; color: #111 !important; }
  body::before { display: none !important; }
  .site-header, .site-footer, .resume-toolbar, .skip-link { display: none !important; }
  main.section-pad { padding: 0 !important; }
  .resume-page { max-width: none; }
  a, h1, h2, h3, .resume-tagline, .resume-section > h2, .resume-contact a, .resume-more a { color: #111 !important; }
  .muted, .resume-entry p, .resume-skills dd, .resume-meta, .resume-summary { color: #333 !important; }
  a { text-decoration: none; }
}

@media (max-width: 900px) {
  .section-pad { padding: 5rem 0; }
  .hero-grid, .split-section, .resume-grid, .case-grid { grid-template-columns: 1fr; gap: 2rem; }
  .project-card.featured { grid-template-columns: 1fr; }
  .project-visual { border-right: 0; border-bottom: 1px solid var(--line); min-height: 240px; }
  .skills-grid { grid-template-columns: 1fr; }
  .footer-grid { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 760px) {
  .brand-text { display: none; }
  .nav-toggle { display: inline-block; }
  .nav-links {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 82px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--panel-strong);
  }
  .nav-links.is-open { display: flex; }
  .metrics-grid { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
}

/* --- Interaction polish --- */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 8px; }
::selection { background: color-mix(in srgb, var(--accent) 32%, transparent); }
.skill-card, .timeline-item { transition: transform 180ms ease, border-color 180ms ease; }
.skill-card:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.button { transition: transform 160ms ease, background 160ms ease, color 160ms ease, border-color 160ms ease; }
.button:hover { transform: translateY(-2px); }
.brand-mark { transition: box-shadow 220ms ease, transform 220ms ease; }
.brand:hover .brand-mark { box-shadow: 0 0 36px rgba(56, 189, 248, 0.4); transform: translateY(-1px); }
.reveal.stagger > * { opacity: 0; transform: translateY(14px); transition: opacity 520ms ease, transform 520ms ease; }
.reveal.stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal.stagger.is-visible > *:nth-child(2) { transition-delay: 70ms; }
.reveal.stagger.is-visible > *:nth-child(3) { transition-delay: 140ms; }
.reveal.stagger.is-visible > *:nth-child(4) { transition-delay: 210ms; }

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