:root {
  --bg: #f7f6f3;
  --surface: #ffffff;
  --border: #e2e0db;
  --border-light: #eceae6;
  --text: #1a1a1a;
  --muted: #6b6b6b;
  --muted-light: #9a9a9a;
  --radius: 2px;
  --font: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Segoe UI", sans-serif;
  --mono: "SF Mono", "Menlo", "Consolas", monospace;
  --max-width: 72rem;
  --section-gap: 5rem;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: -0.01em;
}

a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: opacity 0.2s ease;
}

a:hover {
  opacity: 0.55;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 3rem);
}

/* —— Header —— */

header {
  padding: clamp(4rem, 12vw, 7rem) 0 clamp(3rem, 8vw, 5rem);
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  display: block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin-bottom: 1.25rem;
  max-width: 14ch;
}

.subtitle {
  color: var(--muted);
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: -0.015em;
  max-width: 36rem;
}

.subtitle strong {
  color: var(--text);
  font-weight: 500;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0 2rem;
  margin-top: 2.5rem;
  font-size: 0.8125rem;
  color: var(--muted-light);
  letter-spacing: 0.02em;
}

.meta span:not(:last-child)::after {
  content: none;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem 2rem;
  margin-top: 2.5rem;
}

.btn {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.btn:hover {
  opacity: 0.55;
  text-decoration: none;
}

.btn-primary {
  background: var(--text);
  color: var(--surface);
  padding: 0.75rem 1.75rem;
  border-radius: 980px;
  text-decoration: none;
}

.btn-ghost {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
  padding: 0;
  background: none;
  border: none;
}

/* —— Sections —— */

main {
  padding-bottom: var(--section-gap);
}

section {
  padding: var(--section-gap) 0 0;
}

section + section {
  margin-top: 0;
}

h2 {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2rem;
}

p {
  color: var(--muted);
  margin-bottom: 1rem;
  max-width: 38rem;
  font-size: 0.9375rem;
  line-height: 1.65;
}

.section-intro {
  margin-bottom: 2.5rem;
  max-width: 38rem;
}

/* —— Skills grid (functionalist) —— */

.skills {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}

.skill-card {
  padding: 1.75rem 1.5rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.skill-card strong {
  display: block;
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--muted-light);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.75rem;
}

.skill-card {
  font-size: 0.9375rem;
  color: var(--text);
  line-height: 1.5;
}

/* —— Projects —— */

.projects {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.project {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2.5rem;
  margin-top: -1px;
}

.project:first-child {
  margin-top: 0;
}

.project-live {
  border-left: 3px solid var(--text);
}

.project-header {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: 1rem 2rem;
  margin-bottom: 1.25rem;
}

.project-title {
  font-size: 1.375rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.2;
  color: var(--text);
}

.project-domain {
  font-size: 0.8125rem;
  color: var(--muted-light);
  margin-top: 0.35rem;
  letter-spacing: 0.01em;
}

.project p {
  margin-bottom: 0;
}

.project-links {
  margin-top: 2rem;
}

/* —— Status (text only, no pills) —— */

.status {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.status-live {
  color: var(--text);
}

.status-live::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--text);
  border-radius: 50%;
  margin-right: 0.5rem;
  vertical-align: middle;
  position: relative;
  top: -1px;
}

/* —— Tags (inline, functional) —— */

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0;
  margin-top: 1.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-light);
}

.tag {
  font-size: 0.8125rem;
  color: var(--muted);
  background: none;
  border: none;
  padding: 0;
}

.tag:not(:last-child)::after {
  content: "·";
  margin: 0 0.625rem;
  color: var(--border);
}

/* —— Table (Bauhaus grid) —— */

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  background: var(--surface);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

th,
td {
  text-align: left;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
}

tr:last-child td {
  border-bottom: none;
}

th {
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--muted-light);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

td {
  color: var(--text);
}

td:first-child {
  font-variant-numeric: tabular-nums;
  color: var(--muted);
  width: 7rem;
  white-space: nowrap;
}

td:nth-child(2) {
  color: var(--muted);
}

td:last-child {
  width: 9rem;
  text-align: right;
}

td:last-child .status {
  display: block;
  text-align: right;
}

/* —— Timeline —— */

.timeline {
  list-style: none;
  border-top: 1px solid var(--border);
}

.timeline li {
  display: grid;
  grid-template-columns: 1.5rem 1fr;
  gap: 0 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border-light);
  align-items: start;
}

.timeline li:last-child {
  border-bottom: none;
}

.check {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted-light);
  padding-top: 0.15rem;
  font-variant-numeric: tabular-nums;
}

.check-done {
  color: var(--text);
}

.check-wip {
  color: var(--muted);
}

.check-todo {
  color: var(--border);
}

.timeline-text strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: 0.25rem;
}

.timeline-text span {
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.55;
}

/* —— Diagram —— */

.diagram {
  background: var(--bg);
  border: 1px solid var(--border-light);
  padding: 1.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  overflow-x: auto;
  white-space: pre;
  line-height: 1.6;
  margin: 1.75rem 0 0;
  letter-spacing: 0;
}

/* —— Footer —— */

footer {
  padding: 3rem 0 4rem;
  border-top: 1px solid var(--border);
  font-size: 0.8125rem;
  color: var(--muted-light);
  letter-spacing: 0.01em;
}

footer a {
  color: var(--muted);
}

/* —— Responsive —— */

@media (max-width: 900px) {
  .skills {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  :root {
    --section-gap: 3.5rem;
  }

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

  .project {
    padding: 1.75rem 1.25rem;
  }

  .project-header {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .status {
    justify-self: start;
  }

  th,
  td {
    padding: 0.875rem 1rem;
    font-size: 0.8125rem;
  }

  td:last-child {
    text-align: left;
  }

  td:last-child .status {
    text-align: left;
  }

  .cta {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
}