/* Onaris Design System — Documentation styles */
@import url('./tokens.css');

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

html, body {
  font-family: var(--font-sans);
  font-size: var(--fs-md);
  color: var(--color-text);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
  line-height: var(--lh-normal);
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; }

/* ========= Doc shell ========= */
.ds-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.ds-sidebar {
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: 24px 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.ds-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 24px 24px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.ds-brand-mark { width: 28px; height: 28px; display: block; flex-shrink: 0; }

.ds-brand-sub {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-top: 2px;
}

.ds-nav {
  padding: 0 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.ds-nav-group-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  padding: 16px 12px 6px;
}

.ds-nav a {
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 10px;
}
.ds-nav a:hover { background: var(--color-leading-5); color: var(--color-text); }
.ds-nav a.active {
  background: var(--color-accent-soft);
  color: var(--color-text);
  font-weight: 600;
}
.ds-nav a.active::before {
  content: '';
  width: 3px;
  height: 16px;
  background: var(--color-accent);
  border-radius: 0 2px 2px 0;
  margin-left: -12px;
  margin-right: 9px;
}

.ds-nav-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--color-border);
  font-size: 11px;
  color: var(--color-text-tertiary);
}

.ds-main {
  padding: 48px 56px 96px;
  max-width: 1200px;
  width: 100%;
  min-width: 0;
}

/* ========= Page header ========= */
.ds-page-header {
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.ds-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  margin-bottom: 16px;
}

.ds-page-title {
  font-size: var(--fs-5xl);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-tight);
  margin-bottom: 12px;
}

.ds-page-subtitle {
  font-size: var(--fs-lg);
  color: var(--color-text-secondary);
  max-width: 640px;
  line-height: var(--lh-relaxed);
}

/* ========= Section ========= */
.ds-section {
  margin-bottom: 72px;
}

.ds-section-header {
  margin-bottom: 24px;
}

.ds-section-title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-snug);
  margin-bottom: 8px;
}

.ds-section-subtitle {
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
  max-width: 640px;
}

.ds-h3 {
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-snug);
  margin: 40px 0 16px;
}

.ds-h4 {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-normal);
  margin: 24px 0 12px;
  color: var(--color-text);
}

.ds-note {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  padding: 12px 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-sm);
  margin: 12px 0 20px;
  line-height: var(--lh-relaxed);
}

/* ========= Cards ========= */
.ds-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.ds-grid {
  display: grid;
  gap: 16px;
}
.ds-grid-2 { grid-template-columns: repeat(2, 1fr); }
.ds-grid-3 { grid-template-columns: repeat(3, 1fr); }
.ds-grid-4 { grid-template-columns: repeat(4, 1fr); }
.ds-grid-auto { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }

/* ========= Color swatch ========= */
.swatch {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}
.swatch:hover { border-color: var(--color-border-strong); box-shadow: var(--shadow-sm); }

.swatch-preview {
  height: 96px;
  border-bottom: 1px solid var(--color-border);
  position: relative;
}
.swatch-preview.has-checker {
  background-image:
    linear-gradient(45deg, var(--color-border) 25%, transparent 25%),
    linear-gradient(-45deg, var(--color-border) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--color-border) 75%),
    linear-gradient(-45deg, transparent 75%, var(--color-border) 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
}
.swatch-preview.has-checker::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--swatch-color);
}

.swatch-body {
  padding: 12px 14px;
}

.swatch-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 2px;
}

.swatch-hex {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-secondary);
  letter-spacing: 0.02em;
}

.swatch-token {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-tertiary);
  margin-top: 4px;
  letter-spacing: 0.02em;
  word-break: break-all;
}

/* ========= Type scale ========= */
.type-row {
  display: grid;
  grid-template-columns: 140px 1fr 120px;
  gap: 20px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}
.type-row:last-child { border-bottom: none; }

.type-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-tertiary);
}
.type-meta strong {
  display: block;
  color: var(--color-text);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 2px;
  font-family: var(--font-sans);
}

.type-sample {
  color: var(--color-text);
  line-height: 1.2;
}

.type-specs {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-tertiary);
  text-align: right;
  line-height: 1.6;
}

/* ========= Space ========= */
.space-row {
  display: grid;
  grid-template-columns: 100px 1fr 100px;
  gap: 20px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}
.space-row:last-child { border-bottom: none; }
.space-row-name {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text);
  font-weight: 500;
}
.space-row-val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-tertiary);
  text-align: right;
}
.space-bar {
  height: 18px;
  background: var(--color-accent);
  border-radius: 3px;
}

/* ========= Radius demo ========= */
.radius-demo {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.radius-card {
  flex: 1;
  min-width: 120px;
  text-align: center;
}
.radius-box {
  height: 80px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  margin-bottom: 8px;
}
.radius-card-name {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text);
  font-weight: 500;
}
.radius-card-val {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-tertiary);
  margin-top: 2px;
}

/* ========= Shadow demo ========= */
.shadow-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px;
  padding: 40px 20px;
  background: var(--color-background);
  border-radius: var(--radius-lg);
}
.shadow-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
}
.shadow-card-name {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text);
  font-weight: 500;
  margin-bottom: 4px;
}
.shadow-card-val {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-tertiary);
}

/* ========= Tables (spec) ========= */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 13px;
}
.spec-table th, .spec-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.spec-table th {
  background: var(--color-surface-subtle);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}
.spec-table tr:last-child td { border-bottom: none; }
.spec-table td code {
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--color-surface-subtle);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--color-text);
}

/* ========= Code ========= */
code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--color-surface-subtle);
  padding: 2px 6px;
  border-radius: 4px;
}

pre {
  background: var(--color-leading);
  color: #E8EAED;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  overflow-x: auto;
  margin: 12px 0 20px;
}
pre code { background: transparent; padding: 0; color: inherit; font-size: inherit; }

/* ========= Buttons documented (for use within docs) ========= */
.doc-btn {
  height: 34px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition);
}
.doc-btn-primary { background: var(--color-accent); color: #fff; }
.doc-btn-primary:hover { background: var(--color-accent-hover); }
.doc-btn-ghost { background: var(--color-surface); border: 1px solid var(--color-border); }
.doc-btn-ghost:hover { background: var(--color-surface-subtle); }

/* ========= Preview area ========= */
.preview {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}
.preview.align-start {
  justify-content: flex-start;
  align-items: flex-start;
}
.preview.stacked {
  flex-direction: column;
  align-items: stretch;
}
.preview.on-bg {
  background: var(--color-background);
}

.preview-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-tertiary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}

/* ========= Pill (status) ========= */
.ds-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.ds-pill-stable { background: var(--color-success-soft); color: var(--color-success-text); }
.ds-pill-draft  { background: var(--color-warning-soft); color: var(--color-warning-text); }
.ds-pill-new    { background: var(--color-accent-soft); color: var(--color-accent); }