/* Weekstart Brief — shared styles (Stackyard)
   Dark-friendly editorial look for operator tools.
   Relative paths only; works via file:// */

:root {
  --bg: #0b0f14;
  --bg-elev: #121821;
  --bg-card: #161e2a;
  --bg-card-hover: #1a2332;
  --border: #243044;
  --border-soft: #1c2636;
  --text: #e8eef7;
  --muted: #9aa8bc;
  --faint: #6b7a8f;
  --accent: #ff6b2c;
  --accent-soft: rgba(255, 107, 44, 0.14);
  --accent-2: #3dd6c6;
  --accent-2-soft: rgba(61, 214, 198, 0.12);
  --warn: #f0c14a;
  --warn-bg: #2a2410;
  --warn-border: #4a3f1a;
  --tag-bg: #1a2433;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --max: 920px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background:
    radial-gradient(1100px 560px at 8% -12%, #1a2740 0%, transparent 55%),
    radial-gradient(800px 480px at 100% 0%, #2a1a14 0%, transparent 48%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--accent-2);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
}

.wrap {
  width: min(var(--max), 92vw);
  margin: 0 auto;
}

/* Sample / local banner */
.banner {
  background: var(--warn-bg);
  color: var(--warn);
  text-align: center;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--warn-border);
}

.banner strong {
  color: #ffe08a;
}

/* Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  gap: 1rem;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border-soft);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
}

.logo img,
.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  flex-shrink: 0;
}

.logo-mark {
  background: linear-gradient(135deg, var(--accent), #ff9a5c);
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  color: #1a0c05;
  font-weight: 800;
}

.logo-text span {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

nav {
  display: flex;
  gap: 1.1rem;
  flex-wrap: wrap;
  font-size: 0.92rem;
}

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

nav a:hover,
nav a[aria-current="page"] {
  color: var(--text);
  text-decoration: none;
}

/* Hero */
.hero {
  padding: 2.75rem 0 2rem;
  display: grid;
  gap: 1.1rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.78rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  width: fit-content;
}

.pill strong {
  color: var(--accent);
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 5vw, 2.85rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  max-width: 18ch;
}

.tagline {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 44ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.35rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.2rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

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

.btn-primary {
  background: var(--accent);
  color: #1a0c05;
}

.btn-primary:hover {
  background: #ff824a;
  color: #1a0c05;
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--muted);
  background: var(--bg-elev);
}

.note-local {
  font-size: 0.85rem;
  color: var(--faint);
  max-width: 52ch;
}

/* Sections */
section {
  padding: 1.75rem 0;
}

.section-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--faint);
  font-weight: 600;
  margin-bottom: 0.6rem;
}

h2 {
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
}

h3 {
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin-bottom: 0.35rem;
}

.lede {
  color: var(--muted);
  max-width: 58ch;
  margin-bottom: 1.25rem;
}

/* Cards */
.grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  box-shadow: var(--shadow);
}

.card:hover {
  background: var(--bg-card-hover);
}

.card .icon {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--muted);
  font-size: 0.92rem;
}

.card strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--text);
}

/* Brief meta */
.brief-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.25rem;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.brief-meta time {
  font-variant-numeric: tabular-nums;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid rgba(255, 107, 44, 0.35);
}

.badge-teal {
  background: var(--accent-2-soft);
  color: var(--accent-2);
  border-color: rgba(61, 214, 198, 0.35);
}

/* Brief items */
.item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.3rem;
  margin-bottom: 1rem;
}

.item-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 0.85rem;
  margin-bottom: 0.55rem;
}

.category {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-2);
}

.item p {
  color: var(--muted);
  font-size: 0.95rem;
}

.item .summary {
  margin-bottom: 0.75rem;
}

.item-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-soft);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  font-size: 0.72rem;
  font-family: var(--mono);
  padding: 0.2rem 0.5rem;
  border-radius: 5px;
  background: var(--tag-bg);
  color: var(--muted);
  border: 1px solid var(--border);
}

.item-link {
  font-size: 0.88rem;
  font-weight: 600;
  margin-left: auto;
}

/* List of contents on landing */
.contains {
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.contains li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
}

.contains li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.contains strong {
  color: var(--text);
}

.contains span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
}

/* CTA band */
.cta-band {
  margin: 2rem 0 1rem;
  padding: 1.75rem 1.5rem;
  background: linear-gradient(135deg, #1a2332 0%, #1e1820 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: grid;
  gap: 0.85rem;
}

.cta-band h2 {
  margin-bottom: 0;
}

.cta-band p {
  color: var(--muted);
  max-width: 48ch;
}

/* Footer */
.site-footer {
  margin-top: 2.5rem;
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--border-soft);
  color: var(--faint);
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
}

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

/* Brief page specifics */
.brief-hero h1 {
  max-width: 22ch;
  font-size: clamp(1.75rem, 4vw, 2.4rem);
}

.toc {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  margin-bottom: 1.75rem;
}

.toc h2 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--faint);
  margin-bottom: 0.6rem;
}

.toc ol {
  margin-left: 1.15rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.toc a {
  color: var(--text);
}

.tldr {
  background: var(--accent-2-soft);
  border: 1px solid rgba(61, 214, 198, 0.25);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.75rem;
}

.tldr h2 {
  font-size: 0.95rem;
  color: var(--accent-2);
  margin-bottom: 0.5rem;
}

.tldr ul {
  margin-left: 1.15rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.tldr li + li {
  margin-top: 0.35rem;
}

@media (max-width: 560px) {
  .item-link {
    margin-left: 0;
  }

  .cta-band {
    padding: 1.35rem 1.1rem;
  }
}