/* ---------- Reset & base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial,
    sans-serif;
  font-feature-settings:
    "ss01" on,
    "cv11" on,
    "kern" on;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.55;
  min-height: 100dvh;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
}

ul,
ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* ---------- Tokens ---------- */
:root {
  --bg: #0b0c0f;
  --bg-elev: #111317;
  --surface: #14171c;
  --surface-2: #1a1d23;
  --border: #23262d;
  --border-strong: #30343c;

  --fg: #e8e9ee;
  --fg-muted: #a4a8b1;
  --fg-dim: #6b6f78;

  --accent: #f5a524;
  --accent-soft: rgba(245, 165, 36, 0.16);
  --accent-fg: #1a1306;

  --shadow-sm: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 30px 60px -30px rgba(0, 0, 0, 0.7);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --content: 760px;
  --wide: 1080px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="light"] {
  --bg: #fafaf7;
  --bg-elev: #ffffff;
  --surface: #ffffff;
  --surface-2: #f3f3ee;
  --border: #e6e5dd;
  --border-strong: #d3d2c8;

  --fg: #15171b;
  --fg-muted: #5a5e67;
  --fg-dim: #8a8e97;

  --accent: #b6791f;
  --accent-soft: rgba(182, 121, 31, 0.12);
  --accent-fg: #ffffff;

  --shadow-sm: 0 1px 0 rgba(0, 0, 0, 0.02) inset, 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 30px 60px -30px rgba(0, 0, 0, 0.18);
}

/* Subtle ambient gradient */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(1200px 600px at 80% -10%, var(--accent-soft), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(120, 130, 255, 0.06), transparent 60%);
  z-index: -1;
}

/* ---------- Skip link ---------- */
.skip {
  position: absolute;
  left: -9999px;
  top: 8px;
  background: var(--fg);
  color: var(--bg);
  padding: 6px 10px;
  border-radius: 6px;
  z-index: 100;
}
.skip:focus {
  left: 12px;
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px max(20px, env(safe-area-inset-left));
  max-width: var(--wide);
  margin: 0 auto;
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
}
.nav::after {
  content: "";
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  z-index: -1;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--fg);
  color: var(--bg);
  font-family:
    ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.brand-name {
  font-size: 15px;
}
@media (max-width: 540px) {
  .brand-name {
    display: none;
  }
}

.nav-links {
  display: flex;
  gap: 4px;
  align-items: center;
  font-size: 14px;
}
.nav-links a {
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--fg-muted);
  transition:
    color 160ms var(--ease),
    background-color 160ms var(--ease);
}
.nav-links a:hover {
  color: var(--fg);
  background: var(--surface-2);
}
@media (max-width: 640px) {
  .nav-links a:nth-child(1),
  .nav-links a:nth-child(3) {
    display: none;
  }
}

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--fg-muted);
  transition:
    color 160ms var(--ease),
    border-color 160ms var(--ease),
    background-color 160ms var(--ease);
}
.icon-btn:hover {
  color: var(--fg);
  border-color: var(--border-strong);
  background: var(--surface);
}
.icon-btn .icon {
  position: absolute;
  transition:
    opacity 200ms var(--ease),
    transform 200ms var(--ease);
}
[data-theme="dark"] .icon-sun {
  opacity: 0;
  transform: rotate(-30deg) scale(0.85);
}
[data-theme="light"] .icon-moon {
  opacity: 0;
  transform: rotate(30deg) scale(0.85);
}

/* ---------- Layout ---------- */
main {
  max-width: var(--content);
  margin: 0 auto;
  padding: 0 max(20px, env(safe-area-inset-left)) 80px;
}

.section {
  padding: 80px 0 8px;
  border-top: 1px dashed var(--border);
}

.section-head {
  margin-bottom: 28px;
}
.kicker {
  display: inline-block;
  font-family:
    ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--fg-dim);
  margin-bottom: 14px;
  text-transform: none;
}
.section-head h2 {
  font-size: clamp(28px, 4vw, 36px);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0;
  font-weight: 600;
}

/* ---------- Hero ---------- */
.hero {
  padding: 56px 0 32px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--fg-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 12px;
  width: fit-content;
}
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 0 4px color-mix(in srgb, #4ade80 20%, transparent);
}

.display {
  font-size: clamp(34px, 6.2vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 600;
  margin: 0;
}
.accent {
  color: var(--accent);
  font-weight: inherit;
}

.lede {
  font-size: clamp(16px, 2.1vw, 19px);
  color: var(--fg-muted);
  max-width: 64ch;
  margin: 0;
}

.link {
  color: var(--fg);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 60%, transparent);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  transition: text-decoration-color 160ms var(--ease);
}
.link:hover {
  text-decoration-color: var(--accent);
}

.nowrap {
  white-space: nowrap;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  border-radius: 10px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--fg);
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: -0.005em;
  transition:
    transform 120ms var(--ease),
    background-color 160ms var(--ease),
    border-color 160ms var(--ease);
}
.btn:hover {
  transform: translateY(-1px);
  background: var(--surface-2);
}
.btn-primary {
  background: var(--fg);
  color: var(--bg);
  border-color: var(--fg);
}
.btn-primary:hover {
  background: color-mix(in srgb, var(--fg) 90%, var(--accent) 10%);
}

/* ---------- About / prose ---------- */
.prose p,
.prose-lg {
  color: var(--fg-muted);
  font-size: 16.5px;
  max-width: 64ch;
  margin: 0 0 16px;
}
.prose-lg {
  font-size: 18px;
  color: var(--fg);
  margin-bottom: 24px;
}

/* ---------- Timeline ---------- */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.role {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition:
    border-color 200ms var(--ease),
    transform 200ms var(--ease),
    background-color 200ms var(--ease);
}
.role:hover {
  border-color: var(--border-strong);
  background: var(--bg-elev);
}
.role-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 2px;
}
.dates {
  font-family:
    ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 12.5px;
  color: var(--fg);
  letter-spacing: 0.01em;
}
.locale {
  font-size: 12.5px;
  color: var(--fg-dim);
}

.role-body h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.role-body .title {
  color: var(--fg);
}
.role-body .company {
  color: var(--accent);
  font-weight: 500;
  font-size: 15px;
}
.role-body p {
  color: var(--fg-muted);
  margin: 0 0 10px;
}
.role-body ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}
.role-body ul li {
  position: relative;
  padding-left: 18px;
  color: var(--fg-muted);
  font-size: 15px;
}
.role-body ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.7em;
  width: 6px;
  height: 1.5px;
  background: var(--fg-dim);
  border-radius: 1px;
}

@media (max-width: 720px) {
  .role {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 18px;
  }
  .role-meta {
    flex-direction: row;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
  }
  .locale::before {
    content: "·";
    margin-right: 8px;
    color: var(--fg-dim);
  }
}

/* ---------- Expertise grid ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
@media (max-width: 640px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.card {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition:
    border-color 200ms var(--ease),
    transform 200ms var(--ease),
    background-color 200ms var(--ease);
}
.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}
.card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.card p {
  color: var(--fg-muted);
  font-size: 14.5px;
  margin: 0 0 14px;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.tags li {
  font-family:
    ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 11.5px;
  letter-spacing: 0.01em;
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--fg-muted);
}

/* ---------- Connect ---------- */
.connect {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface);
}
.connect li + li {
  border-top: 1px solid var(--border);
}
.connect-row {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  transition: background-color 160ms var(--ease);
}
.connect-row:hover {
  background: var(--surface-2);
}
.connect-label {
  font-family:
    ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
}
.connect-value {
  color: var(--fg);
  font-size: 15.5px;
  letter-spacing: -0.005em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.connect-arrow {
  color: var(--fg-dim);
  transition:
    color 160ms var(--ease),
    transform 160ms var(--ease);
}
.connect-row:hover .connect-arrow {
  color: var(--accent);
  transform: translateX(2px);
}
@media (max-width: 540px) {
  .connect-row {
    grid-template-columns: 1fr auto;
  }
  .connect-label {
    grid-column: 1 / -1;
    margin-bottom: -6px;
  }
}

/* ---------- Footer ---------- */
.footer {
  max-width: var(--content);
  margin: 0 auto;
  padding: 32px max(20px, env(safe-area-inset-left)) 56px;
  border-top: 1px dashed var(--border);
}
.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13.5px;
  color: var(--fg-muted);
}
.muted {
  color: var(--fg-dim);
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 600ms var(--ease),
    transform 600ms var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ---------- Focus ---------- */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: var(--accent);
  color: var(--accent-fg);
}