/* Quickfire Cyber Bulletin — e-ink / off-white bulletin style
   Inspired by the original Quickfire Bulletin design identity.
   Deliberately minimal, sober, readable. No neon, no hacker clichés. */

/* ── Variables ─────────────────────────────────────────────────── */
:root {
  --bg:            #f5f4f0;
  --bg-card:       #faf9f7;
  --bg-sidebar:    #eceae6;
  --text:          #232323;
  --muted:         #5f5f5f;
  --border:        #2f2f2f;
  --border-light:  #c8c4b8;

  --priority-critical-bg:   #f5e8e8;
  --priority-critical-text: #7a1e1e;
  --priority-critical-bar:  #7a1e1e;

  --priority-high-bg:   #f5ede0;
  --priority-high-text: #7a4e1e;
  --priority-high-bar:  #7a4e1e;

  --priority-medium-bg:   #f5f2dc;
  --priority-medium-text: #5a4e10;
  --priority-medium-bar:  #8a7830;

  --priority-low-bg:        #f5f4f0;
  --priority-low-text:      #5f5f5f;
  --priority-low-bar:       #9a9a8a;

  --priority-informational-bg:   #f5f4f0;
  --priority-informational-text: #888;
  --priority-informational-bar:  #bbb;

  --font-headline: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body:     'Noto Sans', system-ui, -apple-system, sans-serif;
  --font-mono:     'Courier New', Courier, monospace;

  --max-width: 960px;
  --gap:       1.5rem;
}

/* ── Reset & base ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  font-family: var(--font-headline);
  font-weight: 900;
  line-height: 1.2;
  margin-top: 0;
}

p { margin-top: 0; }

ul, ol { padding-left: 1.4em; }

/* ── Layout ────────────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── Header ────────────────────────────────────────────────────── */
.site-header {
  border-bottom: 2px solid var(--border);
  padding: 1.25rem 0 1rem;
  background: var(--bg);
}

.header-inner {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.masthead-link {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.masthead-title {
  font-family: var(--font-headline);
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text);
  text-transform: uppercase;
}

.masthead-date {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.site-nav {
  display: flex;
  gap: 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.site-nav a {
  text-decoration: none;
  color: var(--text);
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
}

.site-nav a:hover { border-bottom-color: var(--border); }

/* ── Main content ──────────────────────────────────────────────── */
.site-main { padding: 2rem 0 3rem; }

/* ── Footer ────────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border-light);
  padding: 1.5rem 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.disclaimer {
  max-width: 680px;
  margin-bottom: 0.5rem;
}

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

/* ── Brief header ──────────────────────────────────────────────── */
.brief-header {
  border-bottom: 2px solid var(--border);
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
}

.brief-title {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  margin-bottom: 0.5rem;
}

.brief-intro {
  font-size: 0.925rem;
  color: var(--muted);
  max-width: 680px;
  margin-bottom: 0;
}

/* ── Brief sections ────────────────────────────────────────────── */
.brief-section {
  margin-bottom: 2.5rem;
}

.section-heading {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-body);
  color: var(--muted);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 0.4rem;
  margin-bottom: 1rem;
}

/* ── Brief items ───────────────────────────────────────────────── */
.brief-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--priority-informational-bar);
  padding: 1rem 1.125rem;
  margin-bottom: 0.75rem;
}

.brief-item.priority-critical { border-left-color: var(--priority-critical-bar); }
.brief-item.priority-high     { border-left-color: var(--priority-high-bar); }
.brief-item.priority-medium   { border-left-color: var(--priority-medium-bar); }
.brief-item.priority-low      { border-left-color: var(--priority-low-bar); }

.item-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.35rem;
}

.priority-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.15em 0.5em;
  border: 1px solid currentColor;
}

.priority-badge.priority-critical     { color: var(--priority-critical-text); background: var(--priority-critical-bg); }
.priority-badge.priority-high         { color: var(--priority-high-text);     background: var(--priority-high-bg); }
.priority-badge.priority-medium       { color: var(--priority-medium-text);   background: var(--priority-medium-bg); }
.priority-badge.priority-low          { color: var(--priority-low-text);      background: var(--priority-low-bg); }
.priority-badge.priority-informational{ color: var(--priority-informational-text); background: var(--priority-informational-bg); }

.item-cve-link {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px dotted var(--border-light);
}

.item-cve-link:hover { color: var(--text); }

.item-title {
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-body);
  margin-bottom: 0.4rem;
}

.item-title a { text-decoration: none; }
.item-title a:hover { text-decoration: underline; }

.item-why {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.item-why strong { font-weight: 600; }
.item-why p { margin: 0.25rem 0 0; }

.item-checks {
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.item-checks summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  user-select: none;
}

.item-checks ul {
  margin: 0.5rem 0 0;
  padding-left: 1.2em;
}

.item-checks li { margin-bottom: 0.25rem; }

.item-sources {
  font-size: 0.8rem;
  margin-top: 0.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}

.sources-label {
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.72rem;
}

.source-link {
  text-decoration: none;
  color: var(--muted);
  border-bottom: 1px dotted var(--border-light);
  font-size: 0.8rem;
}

.source-link:hover { color: var(--text); }

/* ── Vulnerability detail ──────────────────────────────────────── */
.vuln-detail { max-width: 860px; }

.vuln-header {
  border-bottom: 2px solid var(--border);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.vuln-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-family: var(--font-mono);
  letter-spacing: -0.01em;
  margin-bottom: 0.4rem;
}

.vuln-subtitle {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.vuln-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 680px) {
  .vuln-grid { grid-template-columns: 1fr; }
}

.vuln-section { margin-bottom: 1.75rem; }
.vuln-section h2 {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-body);
  color: var(--muted);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 0.3rem;
  margin-bottom: 0.75rem;
}

.signal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.signal-table td {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
}

.signal-label {
  width: 9rem;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.kev-yes { color: var(--priority-critical-text); }

.sidebar-card {
  background: var(--bg-sidebar);
  border: 1px solid var(--border-light);
  padding: 0.875rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
}

.sidebar-card h3 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-body);
  color: var(--muted);
  margin-bottom: 0.6rem;
}

.sidebar-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-links li { margin-bottom: 0.35rem; }
.sidebar-links a { text-decoration: none; border-bottom: 1px dotted var(--border-light); }
.sidebar-links a:hover { text-decoration: none; border-bottom-color: var(--border); }

.disclaimer-card { font-size: 0.8rem; color: var(--muted); }

.source-list {
  font-size: 0.9rem;
  list-style: none;
  padding: 0;
}

.source-list li {
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: baseline;
}

.source-name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

/* ── Archive ───────────────────────────────────────────────────── */
.archive-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.archive-table th {
  text-align: left;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  font-weight: 600;
  padding: 0 0 0.5rem;
  border-bottom: 2px solid var(--border);
}

.archive-table td {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border-light);
}

.archive-date {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--muted);
  width: 10rem;
}

/* ── Prose pages (about, architecture) ─────────────────────────── */
.prose { max-width: 720px; }

.prose-section {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-light);
}

.prose-section:last-child { border-bottom: none; }

.prose-section h2 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.prose-section ul, .prose-section ol {
  margin-top: 0.5rem;
}

.prose-section li { margin-bottom: 0.25rem; }

.disclaimer-box {
  background: var(--bg-sidebar);
  border: 1px solid var(--border-light);
  padding: 1rem 1.25rem;
}

.source-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.source-table th {
  text-align: left;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 600;
  padding: 0.3rem 0.5rem 0.3rem 0;
  border-bottom: 1px solid var(--border);
}

.source-table td {
  padding: 0.4rem 0.5rem 0.4rem 0;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
}

.arch-diagram {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.45;
  background: var(--bg-sidebar);
  border: 1px solid var(--border-light);
  padding: 1rem;
  overflow-x: auto;
  white-space: pre;
}

/* ── Admin ─────────────────────────────────────────────────────── */
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 2px solid var(--border);
  padding-bottom: 0.75rem;
  margin-bottom: 1.5rem;
}

.admin-section { margin-bottom: 2.5rem; }
.admin-section h2 {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-body);
  color: var(--muted);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 0.35rem;
  margin-bottom: 0.75rem;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.admin-table th {
  text-align: left;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  padding: 0.3rem 0.75rem 0.3rem 0;
  border-bottom: 1px solid var(--border);
}

.admin-table td {
  padding: 0.4rem 0.75rem 0.4rem 0;
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}

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

.status-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.15em 0.5em;
  border: 1px solid;
}

.status-draft     { color: var(--muted); border-color: var(--border-light); }
.status-published { color: var(--priority-medium-text); border-color: var(--priority-medium-bar); }

.run-status { font-size: 0.78rem; font-weight: 600; }
.run-success { color: #2a6a2a; }
.run-failed  { color: var(--priority-critical-text); }
.run-running { color: var(--priority-medium-text); }

.admin-login {
  max-width: 360px;
  margin: 3rem auto;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.login-form label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.login-form input[type="password"] {
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.5rem 0.75rem;
  width: 100%;
}

.login-form input[type="password"]:focus {
  outline: 2px solid var(--border);
  outline-offset: 1px;
}

.form-error {
  color: var(--priority-critical-text);
  font-size: 0.875rem;
  border: 1px solid var(--priority-critical-bar);
  background: var(--priority-critical-bg);
  padding: 0.5rem 0.75rem;
}

.code-block {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background: var(--bg-sidebar);
  border: 1px solid var(--border-light);
  padding: 0.875rem 1rem;
  overflow-x: auto;
  white-space: pre;
  line-height: 1.7;
}

/* ── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.4em 0.85em;
  border: 1px solid var(--border);
  background: var(--text);
  color: var(--bg);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover { opacity: 0.85; text-decoration: none; }

.btn-sm { font-size: 0.72rem; padding: 0.3em 0.65em; }
.btn-muted { background: transparent; color: var(--muted); border-color: var(--border-light); }
.btn-publish { background: var(--priority-medium-text); border-color: var(--priority-medium-bar); color: #fff; }

/* ── Misc ──────────────────────────────────────────────────────── */
.muted { color: var(--muted); }

.page-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  border-bottom: 2px solid var(--border);
  padding-bottom: 0.6rem;
  margin-bottom: 1.5rem;
}

.back-link {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--muted);
  margin-bottom: 1rem;
}

.back-link:hover { color: var(--text); }

.brief-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.empty-state {
  padding: 3rem 0;
  text-align: center;
}

.empty-title {
  font-size: 1.5rem;
  color: var(--muted);
}

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .header-inner { flex-direction: column; gap: 0.75rem; }
  .site-nav { gap: 1rem; }
  .masthead-title { font-size: 1.4rem; }
  .brief-item { padding: 0.75rem; }
  .signal-label { width: 7rem; }
}