/* ═══════════════════════════════════════════════════════════
   Head of Knowledge — Morning Briefing
   Single-Column Feed · OX Dark Mode
   ═══════════════════════════════════════════════════════════ */

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

:root {
  --bg: #0a0a0a;
  --surface: #111827;
  --surface-alt: #0f172a;
  --border: #1e293b;
  --text: #c9d1d9;
  --text-secondary: #8b949e;
  --text-muted: #6b7280;
  --white: #f0f2f5;
  --white-soft: #d1d5db;
  --link: #a5b4fc;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono: 'SF Mono', 'Fira Code', monospace;
  --radius: 8px;

  /* Accents */
  --indigo: #818cf8; --indigo-dim: #6366f1;
  --blue: #60a5fa; --blue-dim: #3b82f6;
  --orange: #fb923c; --orange-dim: #f97316;
  --green: #34d399; --green-dim: #10b981;
  --red: #f87171; --red-dim: #ef4444;
  --amber: #fbbf24;
}

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

/* ── Floating TOC (right margin, Notion-style) ──────────── */

.toc {
  position: fixed;
  top: 50%;
  right: 32px;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 2px;
  z-index: 50;
}

.toc-link {
  font-size: 12.5px;
  color: var(--text-muted);
  text-decoration: none;
  padding: 5px 10px;
  border-radius: 6px;
  transition: all 0.15s;
  white-space: nowrap;
}
.toc-link:hover {
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
}
.toc-link.active {
  color: var(--white);
  background: rgba(99,102,241,0.1);
}

.toc-divider {
  height: 1px;
  background: var(--border);
  margin: 6px 10px;
}

/* ── Briefing Container ─────────────────────────────────── */

.briefing {
  max-width: 680px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* ── Header ─────────────────────────────────────────────── */

.briefing-header {
  text-align: center;
  margin-bottom: 48px;
  position: relative;
}

.briefing-logo { font-size: 36px; margin-bottom: 8px; }

.briefing-header h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}

.briefing-date {
  font-size: 14px;
  color: var(--text-muted);
}
.briefing-date strong { color: var(--text-secondary); }

.briefing-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.btn-refresh-all {
  background: none;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 7px 16px;
  font-size: 13px;
  font-family: var(--font);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-refresh-all:hover:not(:disabled) {
  border-color: var(--indigo-dim);
  color: var(--indigo);
}
.btn-refresh-all:disabled { opacity: 0.4; cursor: not-allowed; }

.refresh-spinner {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--indigo);
}

.btn-settings {
  background: none;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 7px 12px;
  font-size: 13px;
  font-family: var(--font);
  color: var(--text-muted);
  cursor: pointer;
}
.btn-settings:hover { border-color: var(--text-secondary); color: var(--text-secondary); }

/* ── Profile Panel ──────────────────────────────────────── */

.profile-panel {
  position: fixed; top: 0; right: -400px;
  width: 360px; max-width: 90vw; height: 100vh;
  background: var(--surface);
  border-left: 1px solid var(--border);
  z-index: 200;
  transition: right 0.25s ease;
  overflow-y: auto;
  box-shadow: -10px 0 40px rgba(0,0,0,0.5);
}
.profile-panel.open { right: 0; }
.profile-panel-inner { padding: 24px; }
.profile-top {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 6px;
}
.profile-top h2 { font-size: 16px; color: var(--white); }
.btn-close {
  background: none; border: none; color: var(--text-muted);
  font-size: 22px; cursor: pointer;
}
.btn-close:hover { color: var(--white); }
.profile-hint { font-size: 13px; color: var(--text-muted); margin-bottom: 20px; }
.profile-form { display: flex; flex-direction: column; gap: 14px; }
.profile-form label { display: flex; flex-direction: column; gap: 4px; }
.label-text {
  font-size: 11px; font-weight: 600; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.06em;
}
.profile-form input, .profile-form select {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 9px 12px;
  font-size: 14px; color: var(--white); font-family: var(--font);
}
.profile-form input:focus, .profile-form select:focus {
  outline: none; border-color: var(--indigo-dim);
}
.profile-form input::placeholder { color: var(--text-muted); }
.btn-save {
  background: var(--indigo-dim); color: var(--white);
  border: none; border-radius: var(--radius);
  padding: 10px; font-size: 14px; font-weight: 500;
  cursor: pointer;
}
.btn-save:hover { background: var(--indigo); }

/* ── Sections ───────────────────────────────────────────── */

.section {
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}
.section:last-child { border-bottom: none; }

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section-head h2 {
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Accent colors on section headings */
.section-indigo h2 { color: var(--indigo); }
.section-blue h2 { color: var(--blue); }
.section-orange h2 { color: var(--orange); }
.section-green h2 { color: var(--green); }
.section-red h2 { color: var(--red); }

.section-icon { font-size: 18px; }
.section-count { font-weight: 400; font-size: 13px; color: var(--text-muted); text-transform: none; letter-spacing: 0; }

.section-actions {
  display: flex; align-items: center; gap: 8px;
}
.section-time { font-size: 11px; color: var(--text-muted); }

.btn-refresh {
  background: none; border: 1px solid var(--border);
  border-radius: 50%; width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--text-muted); cursor: pointer; font-size: 14px;
  transition: all 0.15s; padding: 0;
}
.btn-refresh:hover:not(:disabled) {
  border-color: var(--text-secondary); color: var(--text-secondary);
}
.btn-refresh:disabled { opacity: 0.3; cursor: not-allowed; }

.htmx-indicator { display: none; }
.htmx-request .htmx-indicator { display: inline-flex; }
.htmx-request .icon-refresh { display: none; }

.spinner {
  display: inline-block; width: 12px; height: 12px;
  border: 2px solid rgba(255,255,255,0.15);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Item List ──────────────────────────────────────────── */

.item-list {
  list-style: none;
  counter-reset: item-counter;
}

.item {
  padding: 14px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
  counter-increment: item-counter;
}
.item:first-child { border-top: none; padding-top: 0; }

.item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.item-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  text-decoration: none;
  line-height: 1.4;
  display: block;
}
.item-title:hover { color: var(--link); }

.item-meta {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-top: 3px;
}

.item-tldr {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin-top: 6px;
  line-height: 1.55;
  padding-left: 12px;
  border-left: 2px solid var(--indigo-dim);
}

.item-summary {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
  line-height: 1.5;
}

.item-compact { padding: 10px 0; }

.item-metrics {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  display: flex; gap: 6px;
}

.item-metrics-inline {
  display: inline;
  font-size: 12px;
  color: var(--text-muted);
  margin-left: 8px;
}

/* ── Tags ───────────────────────────────────────────────── */

.tag {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 3px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.tag-metaanalysis { background: rgba(16,185,129,0.12); color: var(--green); }
.tag-systematicreview { background: rgba(99,102,241,0.12); color: var(--indigo); }
.tag-randomizedcontrolledtrial { background: rgba(251,191,36,0.12); color: var(--amber); }
.tag-practiceguideline, .tag-guideline { background: rgba(59,130,246,0.12); color: var(--blue); }
.tag-clinicaltrial, .tag-review, .tag-journalarticle, .tag-article {
  background: rgba(255,255,255,0.05); color: var(--text-secondary);
}
.tag-showhn { background: rgba(249,115,22,0.12); color: var(--orange); }

/* ── Section States ─────────────────────────────────────── */

.section-empty {
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-pull-inline {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 5px 12px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
}
.btn-pull-inline:hover { border-color: var(--indigo-dim); color: var(--indigo); }
.btn-pull-inline:disabled { opacity: 0.3; cursor: not-allowed; }

.section-error {
  font-size: 13px;
  color: var(--amber);
  padding: 8px 12px;
  background: rgba(251,191,36,0.06);
  border-left: 2px solid var(--amber);
  border-radius: 0 6px 6px 0;
}

.section-more {
  display: block;
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
}
.section-more:hover { color: var(--link); }

/* ── Onboarding ─────────────────────────────────────────── */

.onboarding {
  text-align: center;
  padding: 24px;
  margin-bottom: 32px;
  background: rgba(251,191,36,0.06);
  border: 1px solid rgba(251,191,36,0.15);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--amber);
}
.onboarding strong { color: var(--white); }

/* ── Footer ─────────────────────────────────────────────── */

.briefing-footer {
  text-align: center;
  padding: 20px;
  color: var(--text-muted);
  font-size: 12px;
  border-top: 1px solid var(--border);
  max-width: 680px;
  margin: 0 auto;
}

/* ── Detail View ────────────────────────────────────────── */

.main-detail {
  max-width: 680px;
  margin: 0 auto;
  padding: 24px;
}

.detail-meta-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.meta-pill {
  font-size: 12px; padding: 4px 10px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; color: var(--text-secondary);
}
.sources-bar {
  padding: 8px 14px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); font-size: 12px; color: var(--text-muted); margin-bottom: 16px;
}
.source-badge {
  margin-left: 6px; padding: 2px 6px; background: var(--surface-alt);
  border: 1px solid var(--border); border-radius: 3px;
  color: var(--text-secondary); font-size: 11px; font-family: var(--mono);
}
.detail-studies { display: flex; flex-direction: column; gap: 16px; }
.study-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 20px;
}
.study-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; flex-wrap: wrap; gap: 8px; }
.study-type-badge {
  display: inline-block; padding: 3px 8px; border-radius: 4px;
  font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
}
.study-type-badge.type-metaanalysis { background: rgba(16,185,129,0.12); color: var(--green); }
.study-type-badge.type-systematicreview { background: rgba(99,102,241,0.12); color: var(--indigo); }
.study-type-badge.type-randomizedcontrolledtrial { background: rgba(251,191,36,0.12); color: var(--amber); }
.study-type-badge.type-tool { background: rgba(249,115,22,0.12); color: var(--orange); }
.study-type-badge.type-clinicaltrial, .study-type-badge.type-review,
.study-type-badge.type-journalarticle, .study-type-badge.type-article,
.study-type-badge.type-practiceguideline, .study-type-badge.type-guideline {
  background: rgba(59,130,246,0.12); color: var(--blue);
}
.study-metrics { display: flex; gap: 8px; font-size: 12px; color: var(--text-muted); }
.metric { white-space: nowrap; }
.metric-oa { color: var(--green); }
.study-title { font-size: 15px; font-weight: 600; color: var(--white); line-height: 1.4; margin-bottom: 6px; }
.study-meta { font-size: 12.5px; color: var(--text-muted); margin-bottom: 10px; }
.study-sep { margin: 0 4px; color: var(--text-muted); }
.study-authors { color: var(--text-secondary); }
.study-journal em { font-style: italic; color: var(--text-secondary); }
.study-tldr {
  background: var(--surface-alt); border-left: 2px solid var(--indigo-dim);
  padding: 10px 14px; border-radius: 0 6px 6px 0; margin-bottom: 10px;
}
.tldr-label { font-size: 10px; font-weight: 700; letter-spacing: 0.08em; color: var(--indigo); margin-bottom: 2px; display: block; }
.study-tldr p { font-size: 13.5px; color: var(--white-soft); line-height: 1.5; }
.study-abstract { font-size: 13px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 10px; }
.study-actions { display: flex; gap: 12px; font-size: 13px; }
.study-link { color: var(--link); text-decoration: none; font-weight: 500; }
.study-link:hover { color: var(--white); text-decoration: underline; }
.study-link-oa { color: var(--green); }
.detail-empty { text-align: center; padding: 48px; color: var(--text-muted); }

.back-link {
  color: var(--text-secondary); text-decoration: none; font-size: 13px;
  padding: 6px 10px; border-radius: var(--radius);
}
.back-link:hover { background: var(--surface); color: var(--white); }

.header { background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
.header-inner { max-width: 680px; margin: 0 auto; padding: 12px 24px; display: flex; align-items: center; justify-content: space-between; }
.header-left { display: flex; align-items: center; gap: 10px; }
.header-icon { font-size: 22px; }
.header-title { font-size: 16px; font-weight: 700; color: var(--white); }
.header-subtitle { font-size: 12px; color: var(--text-muted); }
.header-right { display: flex; align-items: center; gap: 10px; }
.header-profile { font-size: 12px; color: var(--text-secondary); }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 1100px) {
  /* TOC verschwindet wenn kein Platz im Margin */
  .toc { display: none; }
}
@media (max-width: 600px) {
  .briefing { padding: 24px 16px 60px; }
  .briefing-header h1 { font-size: 20px; }
}