/* ═══════════════════════════════════════════════════════════════
   hexsel.io — Main stylesheet
   Fonts: Fragment Mono + Plus Jakarta Sans (Google Fonts CDN)
   Theme: Terminal Intelligence — warm dark, coral accent
   ═══════════════════════════════════════════════════════════════ */

/* ── Design tokens ────────────────────────────────────────────── */
:root {
  /* Colors — dark (default) */
  --bg:          #0F0E0C;
  --surface:     #161412;
  --surface-2:   #1D1B18;
  --surface-3:   #252220;
  --text:        #EDE8E3;
  --text-2:      #8A8178;
  --border:      #2A2622;
  --border-2:    #332E2A;
  --accent:      #D4784A;
  --accent-dim:  rgba(212, 120, 74, 0.10);
  --accent-glow: rgba(212, 120, 74, 0.20);
  --green:       #7EB68A;
  --green-dim:   rgba(126, 182, 138, 0.10);
  --focus-ring:  #D4784A;

  /* Typography */
  --font-mono:   'Fragment Mono', 'Courier New', monospace;
  --font-body:   'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --s1:  0.25rem;
  --s2:  0.5rem;
  --s3:  0.75rem;
  --s4:  1rem;
  --s5:  1.25rem;
  --s6:  1.5rem;
  --s8:  2rem;
  --s10: 2.5rem;
  --s12: 3rem;
  --s16: 4rem;
  --s20: 5rem;
  --s24: 6rem;

  /* Type scale */
  --fs-xs:   0.6875rem;
  --fs-sm:   0.8125rem;
  --fs-base: 0.9375rem;
  --fs-md:   1.0625rem;
  --fs-lg:   1.25rem;
  --fs-xl:   1.625rem;
  --fs-2xl:  2.125rem;
  --fs-3xl:  2.75rem;
  --fs-hero: clamp(3rem, 7vw, 5.5rem);

  /* Radii */
  --r-sm:  4px;
  --r-md:  8px;
  --r-lg:  12px;

  /* Layout */
  --max-w: 1160px;
}

/* Light theme */
[data-theme="light"] {
  --bg:          #F6F1EB;
  --surface:     #FDFAF6;
  --surface-2:   #EDE9E2;
  --surface-3:   #E3DDD5;
  --text:        #1A1510;
  --text-2:      #6B6058;
  --border:      #DDD6CB;
  --border-2:    #CCC4B8;
  --accent:      #B55A2E;
  --accent-dim:  rgba(181, 90, 46, 0.08);
  --accent-glow: rgba(181, 90, 46, 0.16);
  --green:       #3A7042;
  --green-dim:   rgba(58, 112, 66, 0.08);
  --focus-ring:  #B55A2E;
}

/* ── Reset ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.65;
  transition: background-color 200ms, color 200ms;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4,h5,h6,p,ul,ol,dl,dd,figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: var(--accent); text-decoration: none; }
img, svg { display: block; }
button { border: none; background: none; cursor: pointer; font: inherit; }
pre, code { font-family: var(--font-mono); }

/* ── Utilities ───────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--s6);
}
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.no-print {}

/* ── Focus ring ──────────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ── Skip link ───────────────────────────────────────────────── */
.skip-link {
  position: absolute;
  inset-block-start: -48px;
  inset-inline-start: var(--s4);
  z-index: 200;
  background: var(--accent);
  color: #fff;
  padding: var(--s2) var(--s6);
  border-radius: var(--r-md);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  transition: inset-block-start 200ms;
}
.skip-link:focus { inset-block-start: var(--s3); }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s2);
  padding: 0.65rem var(--s6);
  border-radius: var(--r-md);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: 0.02em;
  transition: all 150ms ease;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn--primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn--primary:hover {
  background: #E0895D;
  border-color: #E0895D;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow);
}
.btn--ghost {
  background: transparent;
  color: var(--text-2);
  border-color: var(--border-2);
}
.btn--ghost:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}
.btn--outline {
  background: transparent;
  color: var(--text-2);
  border-color: var(--border);
}
.btn--outline:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.btn--sm { padding: var(--s2) var(--s4); font-size: var(--fs-xs); }

/* ── Site header ─────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: background 200ms;
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--s6);
  padding-block: var(--s3);
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: var(--s2);
  font-family: var(--font-mono);
  font-size: var(--fs-base);
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}
.brand:hover .brand__text { color: var(--accent); }
.brand__sigil {
  color: var(--accent);
  font-size: var(--fs-sm);
}
.brand__text {
  transition: color 150ms;
}

/* Nav */
.nav { display: flex; align-items: center; flex: 1; justify-content: center; }
.nav__list { display: flex; gap: var(--s8); align-items: center; }
.nav__link {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-2);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 150ms;
  padding-block: var(--s1);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 200ms ease;
}
.nav__link:hover { color: var(--accent); }
.nav__link:hover::after { width: 100%; }

/* Mobile toggle */
.nav__toggle { display: none; color: var(--text); padding: var(--s2); min-width: 44px; min-height: 44px; }

/* Header actions */
.header-actions { display: flex; align-items: center; gap: var(--s3); flex-shrink: 0; }

/* Theme toggle */
.theme-toggle {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-2);
  border-radius: var(--r-sm);
  transition: color 150ms, background 150ms;
  position: relative; padding: 0;
}
.theme-toggle:hover { color: var(--accent); background: var(--accent-dim); }
.theme-toggle svg { position: absolute; transition: opacity 200ms, transform 200ms; }
.theme-toggle__sun  { opacity: 1; transform: rotate(0); }
.theme-toggle__moon { opacity: 0; transform: rotate(-45deg); }
[data-theme="light"] .theme-toggle__sun  { opacity: 0; transform: rotate(45deg); }
[data-theme="light"] .theme-toggle__moon { opacity: 1; transform: rotate(0); }

/* Mobile nav */
@media (max-width: 1023px) {
  .nav__toggle { display: flex; }
  .header-actions .btn--outline { display: none; }
  .site-header { position: sticky; }
  .site-header__inner { justify-content: space-between; }
  .nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column;
    justify-content: flex-start;
    z-index: 99;
  }
  .nav__list {
    flex-direction: column; gap: 0; width: 100%; align-items: stretch;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    overflow: hidden; max-height: 0;
    transition: max-height 300ms ease;
  }
  .nav__list.is-open { max-height: 360px; }
  .nav__link {
    display: block;
    padding: var(--s4) var(--s5);
    border-bottom: 1px solid var(--border);
    font-size: var(--fs-sm);
  }
  .nav__link::after { display: none; }
}

/* ── Hero ────────────────────────────────────────────────────── */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: var(--bg);
  position: relative;
}

/* Subtle noise grain overlay */
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.4;
}

.hero__inner {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s16);
  align-items: center;
  padding-block: var(--s24);
  width: 100%;
}
.hero__inner > * { min-width: 0; }

/* Hero text */
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s3);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-2);
  letter-spacing: 0.08em;
  margin-bottom: var(--s5);
}
.hero__status {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  display: inline-block;
  flex-shrink: 0;
  animation: blink-status 3s ease-in-out infinite;
}
@keyframes blink-status {
  0%, 90%, 100% { opacity: 1; }
  95% { opacity: 0.3; }
}

.hero__name {
  font-family: var(--font-mono);
  font-size: var(--fs-hero);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: var(--s6);
}

.hero__role {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: 400;
  color: var(--accent);
  letter-spacing: 0.01em;
  margin-bottom: var(--s4);
}

.hero__desc {
  font-size: var(--fs-sm);
  color: var(--text-2);
  line-height: 1.75;
  max-width: 400px;
  margin-bottom: var(--s8);
}

.hero__cta { display: flex; gap: var(--s3); flex-wrap: wrap; }

/* ── Terminal ────────────────────────────────────────────────── */
.terminal {
  background: #0A0908;
  color: #EDE8E3;
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.03),
    0 24px 48px rgba(0,0,0,0.55),
    0 0 80px rgba(212, 120, 74, 0.06);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.65;
}

.terminal__chrome {
  display: flex;
  align-items: center;
  gap: var(--s2);
  padding: 0.6rem var(--s5);
  background: #121110;
  border-bottom: 1px solid var(--border);
}

.terminal__dot {
  width: 11px; height: 11px;
  border-radius: 50%;
}
.terminal__dot--red    { background: #FF5F57; }
.terminal__dot--yellow { background: #FEBC2E; }
.terminal__dot--green  { background: #28C840; }

.terminal__title {
  flex: 1;
  text-align: center;
  font-size: 0.68rem;
  color: var(--text-2);
  letter-spacing: 0.03em;
  margin-left: -33px;
}

.terminal__body {
  padding: var(--s4) var(--s5);
  min-height: 260px;
  max-height: 360px;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
}
.terminal__body::-webkit-scrollbar { display: none; }

/* Terminal line types */
.t-line { display: block; white-space: pre-wrap; word-break: break-all; }
.t-prompt .t-ps  { color: #D4784A; user-select: none; }
.t-prompt .t-cmd { color: #EDE8E3; }
.t-out     { color: #7EB68A; }
.t-comment { color: #546E7A; }
.t-err     { color: #F87171; }
.t-blank   { display: block; height: 0.5em; }

/* Blinking block cursor */
.t-cursor {
  display: inline-block;
  width: 7px; height: 0.9em;
  background: #D4784A;
  margin-left: 1px;
  vertical-align: text-bottom;
  animation: cursor-blink 0.9s step-end infinite;
}
@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ── Sections ────────────────────────────────────────────────── */
.section { padding-block: var(--s24); }
.section--alt { background: var(--surface); }
.section--ai  { background: var(--surface); }

@media (max-width: 639px) {
  .section { padding-block: var(--s16); }
}

.section-header {
  display: flex;
  align-items: baseline;
  gap: var(--s4);
  margin-bottom: var(--s12);
  padding-bottom: var(--s5);
  border-bottom: 1px solid var(--border);
}

.section-tag {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--accent);
  letter-spacing: 0.06em;
  opacity: 0.7;
  flex-shrink: 0;
}

.section-title {
  font-family: var(--font-mono);
  font-size: var(--fs-2xl);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text);
}

/* ── About ───────────────────────────────────────────────────── */
.about__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s16);
  align-items: start;
  margin-bottom: var(--s10);
}
.about__body > * { min-width: 0; }
.about__lede {
  font-size: var(--fs-md);
  line-height: 1.8;
  color: var(--text-2);
  font-weight: 300;
}
.about__meta {
  display: flex;
  flex-direction: column;
  gap: var(--s3);
}
.meta-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: var(--s4);
  font-size: var(--fs-sm);
}
.meta-key {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--accent);
  letter-spacing: 0.04em;
  padding-top: 2px;
  opacity: 0.8;
}
.meta-val {
  color: var(--text-2);
  line-height: 1.5;
}

.chip-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
}
.chip {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px var(--s3);
  transition: all 150ms;
  white-space: nowrap;
}
.chip:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* ── AI section ──────────────────────────────────────────────── */
.ai__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s12);
  align-items: start;
}
.ai__body > * { min-width: 0; }

.ai__headline {
  font-family: var(--font-mono);
  font-size: var(--fs-3xl);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: var(--s6);
}

.ai__sub {
  font-size: var(--fs-base);
  color: var(--text-2);
  line-height: 1.75;
  max-width: 420px;
  margin-bottom: var(--s8);
}

.ai__features {
  display: flex;
  flex-direction: column;
  gap: var(--s6);
}

.ai__feature {
  display: flex;
  gap: var(--s4);
  align-items: flex-start;
}

.ai__feature-icon {
  color: var(--accent);
  font-size: 0.5rem;
  flex-shrink: 0;
  margin-top: 6px;
}

.ai__feature strong {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text);
  margin-bottom: var(--s1);
}

.ai__feature p {
  font-size: var(--fs-sm);
  color: var(--text-2);
  line-height: 1.65;
}

/* Code block */
.code-block {
  background: #0A0908;
  color: #EDE8E3;
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.7;
}

.code-block__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem var(--s5);
  background: #121110;
  border-bottom: 1px solid var(--border);
}

.code-block__lang {
  font-size: var(--fs-xs);
  color: #D4784A;
  letter-spacing: 0.06em;
  opacity: 0.8;
}

.code-block__file {
  font-size: var(--fs-xs);
  color: #8A8178;
  opacity: 0.8;
  letter-spacing: 0.02em;
}

.code-block__body {
  margin: 0;
  padding: var(--s5);
  overflow-x: auto;
  color: #EDE8E3;
  scrollbar-width: thin;
  scrollbar-color: #332E2A transparent;
}
.code-block__body code { color: inherit; }

/* Syntax tokens — fixed for dark background, never change with theme */
.ck { color: #C792EA; }   /* keyword  — violet  */
.cv { color: #82AAFF; }   /* variable — blue    */
.ct { color: #FFCB6B; }   /* type     — amber   */
.cs { color: #C3E88D; }   /* string   — green   */
.cc { color: #546E7A; font-style: italic; } /* comment — slate */

/* ── Services cards ──────────────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.card {
  background: var(--surface-2);
  padding: var(--s8) var(--s6);
  transition: background 200ms;
  position: relative;
}
.card:hover { background: var(--surface-3); }
.card:hover .card__num { color: var(--accent); opacity: 1; }

.card__num {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-2);
  letter-spacing: 0.08em;
  opacity: 0.5;
  margin-bottom: var(--s5);
  transition: color 200ms, opacity 200ms;
}

.card__title {
  font-family: var(--font-mono);
  font-size: var(--fs-base);
  font-weight: 400;
  color: var(--text);
  margin-bottom: var(--s3);
  letter-spacing: -0.01em;
}

.card__body {
  font-size: var(--fs-sm);
  color: var(--text-2);
  line-height: 1.7;
}

/* ── Experience timeline ─────────────────────────────────────── */
.timeline { margin-bottom: var(--s10); }

.timeline__item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--s8);
  padding-block: var(--s8);
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.timeline__item:last-child { border-bottom: none; }

.timeline__left {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
  padding-top: 3px;
}

.timeline__index {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--accent);
  letter-spacing: 0.06em;
  opacity: 0.6;
}

.timeline__date {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-2);
  letter-spacing: 0.02em;
  opacity: 0.7;
  display: block;
}

.timeline__role {
  font-family: var(--font-body);
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: var(--s2);
}

.timeline__company {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: var(--s3);
  opacity: 0.8;
}

.timeline__summary {
  font-size: var(--fs-sm);
  color: var(--text-2);
  line-height: 1.65;
}

.resume__cta { display: flex; gap: var(--s3); flex-wrap: wrap; }

/* ── Contact ─────────────────────────────────────────────────── */
.contact__body {
  padding-block: var(--s8);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s16);
  align-items: start;
}

.contact__invite {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--text-2);
  letter-spacing: 0.02em;
  margin-bottom: var(--s6);
}

.contact__email {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, var(--fs-lg));
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
  margin-bottom: var(--s6);
  transition: color 200ms;
  padding-bottom: var(--s1);
  border-bottom: 1px solid var(--border);
}
.contact__email:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.contact__links { display: flex; gap: var(--s3); flex-wrap: wrap; }

.contact__icon-link {
  display: inline-flex;
  align-items: center;
  gap: var(--s2);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-2);
  text-decoration: none;
  padding: var(--s3) var(--s4);
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: all 150ms;
  letter-spacing: 0.03em;
}
.contact__icon-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* Contact form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--s5);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
}

.form-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--accent);
  letter-spacing: 0.06em;
  opacity: 0.8;
}

.form-input {
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: var(--r-md);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  padding: var(--s3) var(--s4);
  transition: border-color 150ms, background 150ms;
  width: 100%;
  outline: none;
  -webkit-appearance: none;
}
.form-input::placeholder { color: var(--text-2); opacity: 0.5; }
.form-input:focus {
  border-color: var(--accent);
  background: var(--surface-3);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

/* Submit button states */
.form-submit { position: relative; align-self: flex-start; }
.form-submit__sending { display: none; }
.form-submit.is-sending .form-submit__text    { visibility: hidden; }
.form-submit.is-sending .form-submit__sending { display: inline; position: absolute; left: 50%; transform: translateX(-50%); }
.form-submit:disabled { opacity: 0.6; cursor: not-allowed; }

.form-success {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  min-height: 1.2em;
}
.form-success.is-ok  { color: var(--green); }
.form-success.is-err { color: #F87171; }

@media (max-width: 1023px) {
  .contact__body { grid-template-columns: 1fr; gap: var(--s10); }
}
@media (max-width: 639px) {
  .contact__email { font-size: var(--fs-base); word-break: break-all; }
}

/* ── Placeholder markers ─────────────────────────────────────── */
.fillin {
  border: 1px dashed var(--accent);
  border-radius: var(--r-sm);
  padding: 0 var(--s2);
  color: var(--text-2);
  font-style: italic;
  background: var(--accent-dim);
}
.fillin::before { content: "✎ "; color: var(--accent); font-style: normal; }

/* ── Footer ──────────────────────────────────────────────────── */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding-block: var(--s8);
}
.site-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s6);
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-2);
  letter-spacing: 0.04em;
  opacity: 0.6;
}
.site-footer a { color: var(--text-2); }
.site-footer a:hover { color: var(--accent); }

/* ── Scroll-reveal ───────────────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  [data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 500ms cubic-bezier(0.16, 1, 0.3, 1),
                transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
  }
  [data-reveal].is-visible {
    opacity: 1;
    transform: none;
  }
  .hero__text[data-reveal].is-visible .hero__eyebrow  { transition-delay: 0ms; }
  .hero__text[data-reveal].is-visible .hero__name     { transition-delay: 80ms; }
  .hero__text[data-reveal].is-visible .hero__role     { transition-delay: 160ms; }
  .hero__text[data-reveal].is-visible .hero__desc     { transition-delay: 220ms; }
  .hero__text[data-reveal].is-visible .hero__cta      { transition-delay: 280ms; }
}

/* ── Responsive ──────────────────────────────────────────────── */

/* Tablet — 640px–1023px */
@media (max-width: 1023px) {
  .container { padding-inline: var(--s5); }

  .hero {
    min-height: auto;
  }
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--s8);
    padding-block: var(--s16);
  }
  .hero__desc { max-width: none; }

  /* Compact terminal on tablet */
  .terminal__body {
    min-height: 200px;
    max-height: 280px;
  }

  .about__body {
    grid-template-columns: 1fr;
    gap: var(--s8);
  }
  .ai__body {
    grid-template-columns: 1fr;
    gap: var(--s10);
  }
  .ai__sub { max-width: none; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile — up to 639px (iPhone 16 = 390px) */
@media (max-width: 639px) {
  :root {
    --fs-2xl: 1.75rem;
    --fs-3xl: 2.1rem;
  }

  .container { padding-inline: var(--s4); }

  /* Sections */
  .section { padding-block: var(--s12); }
  .section-header {
    flex-direction: column;
    gap: var(--s2);
    margin-bottom: var(--s8);
  }
  .section-title { font-size: 1.75rem; }

  /* Hero */
  .hero { min-height: auto; }
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--s8);
    padding-block: var(--s12);
  }
  .hero__name { font-size: clamp(2.75rem, 14vw, 3.5rem); }
  .hero__desc { max-width: none; font-size: var(--fs-sm); }
  .hero__cta { flex-direction: column; align-items: flex-start; gap: var(--s2); }
  .hero__cta .btn { width: 100%; justify-content: center; }

  /* Hide terminal on mobile — hero text is the focus */
  .hero__terminal-wrap { display: none; }

  /* About */
  .about__body { grid-template-columns: 1fr; gap: var(--s6); }
  .meta-row { grid-template-columns: 80px 1fr; gap: var(--s3); }

  /* AI section */
  .ai__body { grid-template-columns: 1fr; gap: var(--s8); }
  .ai__headline { font-size: 2rem; }
  .ai__sub { font-size: var(--fs-sm); }
  .ai__feature p { font-size: var(--fs-sm); }
  .code-block { font-size: 0.7rem; }
  .code-block__body { padding: var(--s4); }
  .code-block__header { padding: 0.5rem var(--s4); }

  /* Cards */
  .card-grid {
    grid-template-columns: 1fr;
    border-radius: 0;
    margin-inline: calc(-1 * var(--s4));
  }
  .card { padding: var(--s6) var(--s5); }

  /* Timeline */
  .timeline__item {
    grid-template-columns: 1fr;
    gap: var(--s3);
    padding-block: var(--s6);
  }
  .timeline__left { flex-direction: row; align-items: center; gap: var(--s4); }
  .timeline__role { font-size: var(--fs-base); }

  /* Resume CTA */
  .resume__cta { flex-direction: column; align-items: flex-start; }
  .resume__cta .btn { width: 100%; justify-content: center; }

  /* Contact */
  .contact__email { font-size: 1rem; word-break: break-all; }
  .contact__links { gap: var(--s2); }
  .contact__form { gap: var(--s4); }
  .form-submit { width: 100%; justify-content: center; }

  /* Footer */
  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--s2);
  }
}

@media (min-width: 1024px) {
  .card-grid { grid-template-columns: repeat(4, 1fr); }
}