:root {
  --font-sans: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-display: "Syne", "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --space: clamp(1rem, 2.4vw, 2rem);
  --wide: 72rem;
  --radius: 1.1rem;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

:root[data-theme="dark"] {
  --bg: #0b0d10;
  --bg-elev: #13171c;
  --bg-soft: #1a2027;
  --ink: #efe8db;
  --ink-dim: #9a9386;
  --line: #2a323c;
  --accent: #7ee0b0;
  --accent-ink: #062016;
  --warn: #efc36a;
  --photo-wash: rgba(10, 16, 14, 0.12);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #f3eee4;
  --bg-elev: #fffdf8;
  --bg-soft: #e8e0d2;
  --ink: #16191e;
  --ink-dim: #5d584f;
  --line: #d4cbb8;
  --accent: #0f6b50;
  --accent-ink: #f3eee4;
  --warn: #8a5a12;
  --photo-wash: rgba(243, 238, 228, 0.08);
  --shadow: 0 18px 40px rgba(40, 32, 18, 0.08);
  color-scheme: light;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 500px at 10% -10%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 55%),
    linear-gradient(180deg, var(--bg), var(--bg));
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.18;
  mask-image: radial-gradient(ellipse at top, #000 20%, transparent 70%);
}

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

a {
  color: inherit;
}

button,
input,
textarea {
  font: inherit;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 20;
  padding: 0.5rem 0.75rem;
  background: var(--accent);
  color: var(--accent-ink);
}

.skip:focus {
  top: 0.75rem;
}

.top {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem var(--space);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.mark {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent);
}

.nav {
  display: flex;
  gap: 0.2rem 1rem;
  overflow-x: auto;
  margin-right: auto;
  scrollbar-width: none;
}

.nav::-webkit-scrollbar {
  display: none;
}

.nav a {
  text-decoration: none;
  color: var(--ink-dim);
  font-size: 0.92rem;
  white-space: nowrap;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--ink);
}

.controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lang {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}

.lang a {
  padding: 0.28rem 0.6rem;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-dim);
}

.lang a.is-on {
  background: var(--ink);
  color: var(--bg);
}

.theme {
  width: 2.3rem;
  height: 2.3rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-elev);
  color: var(--ink);
  cursor: pointer;
}

.theme-icon {
  display: block;
  width: 0.85rem;
  height: 0.85rem;
  margin: 0 auto;
  border-radius: 999px;
  box-shadow: inset 0 0 0 1.5px currentColor;
  background: transparent;
}

:root[data-theme="dark"] .theme-icon {
  box-shadow: 4px -3px 0 0 currentColor;
  background: transparent;
}

main {
  width: min(var(--wide), calc(100% - var(--space) * 2));
  margin: 0 auto;
  padding-bottom: 4rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(1.25rem, 4vw, 3.5rem);
  align-items: end;
  padding: clamp(1.5rem, 4vw, 3.5rem) 0 clamp(3rem, 8vw, 6rem);
}

.hero-photo {
  margin: 0;
}

.photo-chrome {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.75rem;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-bottom: 0;
  border-radius: 0.9rem 0.9rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-dim);
}

.dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--line);
}

.dot:nth-child(1) { background: #ff7b72; }
.dot:nth-child(2) { background: #efc36a; }
.dot:nth-child(3) { background: #7ee0b0; }

.photo-file {
  margin-left: 0.4rem;
}

.photo-stage {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0 0 0.9rem 0.9rem;
  box-shadow: var(--shadow);
  aspect-ratio: 3 / 4;
}

.photo-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 18%;
  filter: saturate(0.92) contrast(1.04);
}

.photo-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 55%, var(--photo-wash)),
    repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 0, 0, 0.04) 3px);
  pointer-events: none;
}

.prompt {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--ink-dim);
}

.host { color: var(--accent); }
.path { color: var(--warn); }

.caret {
  display: inline-block;
  width: 0.55rem;
  height: 1em;
  margin-left: 0.15rem;
  background: var(--accent);
  vertical-align: text-bottom;
  animation: blink 1.05s steps(1) infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.6rem;
  margin: 0 0 0.8rem;
  color: var(--ink-dim);
  font-size: 0.92rem;
}

.pulse {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent);
  animation: pulse 1.8s var(--ease) infinite;
}

@keyframes pulse {
  70% { box-shadow: 0 0 0 8px transparent; }
}

.sep { opacity: 0.45; }

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

h1 {
  margin: 0 0 0.35rem;
  font-size: clamp(2.6rem, 8vw, 5.4rem);
}

.role {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--accent);
}

.lead {
  max-width: 38rem;
  margin: 0 0 1.4rem;
  color: var(--ink-dim);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0.55rem 1.1rem;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
}

.btn:hover,
.btn:focus-visible {
  filter: brightness(1.06);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line);
}

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin: 0;
  padding: 0.9rem 0 0;
  border-top: 1px dashed var(--line);
}

.stats dt,
.kicker,
.when,
.tag,
.idx,
.code,
.exit {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  color: var(--ink-dim);
}

.stats dd {
  margin: 0.15rem 0 0;
}

.block {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  border-top: 1px solid var(--line);
}

.block-head {
  max-width: 40rem;
  margin-bottom: 1.8rem;
}

.head-row {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  max-width: none;
}

.kicker {
  margin: 0 0 0.45rem;
  color: var(--accent);
}

h2 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.muted {
  color: var(--ink-dim);
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.4rem;
}

.timeline > li {
  position: relative;
  padding: 1.2rem 1.2rem 1.2rem 1.4rem;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.timeline > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.2rem;
  bottom: 1.2rem;
  width: 3px;
  background: var(--accent);
  border-radius: 99px;
}

.timeline h3,
.card h3,
.project h3,
.about h2,
.langs h3 {
  margin: 0.15rem 0 0.35rem;
}

.where {
  margin: 0 0 0.7rem;
  color: var(--ink-dim);
}

.timeline ul {
  margin: 0;
  padding-left: 1.1rem;
}

.timeline li + li {
  margin-top: 0;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.card,
.project,
.langs,
.form,
.about {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.card {
  padding: 1.1rem;
}

.chips,
.langs ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0.7rem 0 0;
  padding: 0;
}

.chips li,
.langs li {
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.langs {
  margin-top: 0.9rem;
  padding: 1.1rem;
}

.langs li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

.slider-nav button {
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-elev);
  color: var(--ink);
  cursor: pointer;
}

.slider {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(min(100%, 18.5rem), 22rem);
  gap: 0.9rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 0.4rem;
  outline: none;
}

.project {
  display: flex;
  flex-direction: column;
  min-height: 18rem;
  padding: 1.2rem;
  scroll-snap-align: start;
}

.idx {
  margin: 0 0 1.4rem;
  color: var(--accent);
}

.tag {
  margin: 0;
}

.project p:last-of-type {
  flex: 1;
  color: var(--ink-dim);
}

.project a {
  color: var(--accent);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.about {
  padding: clamp(1.4rem, 4vw, 2.2rem);
}

.about p:last-child {
  max-width: 42rem;
  color: var(--ink-dim);
}

.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
  padding: 1.2rem;
}

.form label {
  display: grid;
  gap: 0.35rem;
}

.form label span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-dim);
}

.form input,
.form textarea {
  width: 100%;
  padding: 0.75rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--bg);
  color: var(--ink);
}

.form input:focus,
.form textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.full,
.form-foot,
.form-msg {
  grid-column: 1 / -1;
}

.form-foot {
  display: grid;
  gap: 0.8rem;
  justify-items: start;
}

.fine {
  margin: 0;
  font-size: 0.85rem;
  color: var(--ink-dim);
}

.form-msg {
  margin: 0;
  padding: 0.7rem 0.8rem;
  border-radius: 0.7rem;
}

.form-msg.is-ok {
  background: color-mix(in srgb, var(--accent) 18%, var(--bg));
}

.form-msg.is-err {
  background: color-mix(in srgb, #e25c5c 16%, var(--bg));
}

.hp {
  position: absolute;
  left: -9999px;
  height: 0;
  overflow: hidden;
}

.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: 0.9rem 1.6rem;
  width: min(var(--wide), calc(100% - var(--space) * 2));
  margin: 0 auto;
  padding: 1.4rem 0 2rem;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
}

.foot p {
  margin: 0;
}

.imprint {
  margin: 0;
  font-style: normal;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.55rem;
  max-width: 42rem;
  color: var(--ink-dim);
  line-height: 1.55;
}

.imprint span:not(:last-child)::after {
  content: "·";
  margin-left: 0.55rem;
  opacity: 0.45;
}

.imprint-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  color: var(--accent);
}

.imprint-label::after {
  content: none !important;
}

.foot-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  color: var(--ink-dim);
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .hero-photo {
    max-width: 26rem;
  }

  .stack-grid,
  .form {
    grid-template-columns: 1fr;
  }

  .head-row {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .top {
    flex-wrap: wrap;
  }

  .nav {
    order: 3;
    width: 100%;
    padding-top: 0.2rem;
  }

  .controls {
    margin-left: auto;
  }

  h1 {
    font-size: clamp(2.3rem, 12vw, 3.4rem);
  }

  .stats {
    grid-template-columns: 1fr;
  }

  .hero-photo {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .caret,
  .pulse { animation: none; }
}