/* Xeist Analyst Web UI — styles */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --sidebar-w: 200px;
  --bg: #f5f5f5;
  --sidebar-bg: #1a1a2e;
  --sidebar-fg: #e0e0e0;
  --sidebar-active: #0f3460;
  --accent: #0f3460;
  --card-bg: #ffffff;
  --border: #ddd;
  --text: #222;
  --text-muted: #666;
  --ok: #2ecc71;
  --warn: #f39c12;
  --error: #e74c3c;
  --band-low: #e74c3c;
  --band-moderate: #f39c12;
  --band-high: #2ecc71;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Code", "Fira Code", Menlo, monospace;
}

body { font-family: var(--font); color: var(--text); background: var(--bg); line-height: 1.5; }

.layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar { width: var(--sidebar-w); background: var(--sidebar-bg); color: var(--sidebar-fg);
           padding: 1rem 0; flex-shrink: 0; display: flex; flex-direction: column; }
.sidebar-header { padding: 0 1rem 1rem; border-bottom: 1px solid rgba(255,255,255,0.1); }
.sidebar-header h1 { font-size: 1.1rem; font-weight: 600; }
.sidebar-header h1 a { color: var(--sidebar-fg); text-decoration: none; }
.nav-list { list-style: none; margin-top: 0.5rem; flex: 1; }
.nav-list li a { display: block; padding: 0.5rem 1rem; color: var(--sidebar-fg);
                 text-decoration: none; font-size: 0.9rem; }
.nav-list li a:hover { background: rgba(255,255,255,0.05); }
.nav-list li a.active { background: var(--sidebar-active); font-weight: 600; }
.sidebar-footer { padding: 1rem; border-top: 1px solid rgba(255,255,255,0.1); margin-top: auto; }
.logout-link { color: var(--sidebar-fg); text-decoration: none; font-size: 0.85rem; opacity: 0.7; }
.logout-link:hover { opacity: 1; }

/* Content */
.content { flex: 1; padding: 1.5rem 2rem; max-width: 1200px; }
.content h2 { margin-bottom: 1rem; font-size: 1.4rem; }

/* Cards */
.card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 6px;
        padding: 1rem 1.25rem; margin-bottom: 1rem; }
.card h3 { font-size: 1rem; margin-bottom: 0.5rem; color: var(--text-muted); }
.topic-group { margin-bottom: 1.5rem; }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 0.4rem 0.75rem; border-bottom: 1px solid var(--border); }
th { font-weight: 600; color: var(--text-muted); font-size: 0.8rem;
     text-transform: uppercase; letter-spacing: 0.03em; }

/* Badges */
.badge { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 3px;
         font-size: 0.8rem; font-weight: 600; }
.badge-active { background: var(--ok); color: #fff; }
.badge-inactive { background: var(--warn); color: #fff; }
.badge-archived { background: #999; color: #fff; }
.badge-ok { background: var(--ok); color: #fff; }
.badge-muted { background: #ccc; color: #666; }
.badge-lg { font-size: 0.9rem; padding: 0.2rem 0.6rem; }
.badge-band-low { background: var(--band-low); color: #fff; }
.badge-band-moderate { background: var(--band-moderate); color: #fff; }
.badge-band-high { background: var(--band-high); color: #fff; }

/* Score bars */
.score-bar-container { display: flex; align-items: center; gap: 0.5rem; }
.score-bar { height: 8px; border-radius: 4px; background: var(--border); flex: 1; max-width: 120px; }
.score-bar-fill { height: 100%; border-radius: 4px; }
.score-bar-fill.band-low { background: var(--band-low); }
.score-bar-fill.band-moderate { background: var(--band-moderate); }
.score-bar-fill.band-high { background: var(--band-high); }
.score-value { font-size: 0.8rem; font-family: var(--mono); min-width: 3rem; }

/* Conviction hero */
.conviction-hero { display: flex; align-items: baseline; gap: 0.75rem; margin-bottom: 0.75rem; }
.conviction-score { display: flex; align-items: baseline; }
.score-big { font-size: 2.5rem; font-weight: 700; line-height: 1; }
.score-max { font-size: 1rem; color: var(--text-muted); margin-left: 0.15rem; }
.band-text-low { color: var(--band-low); }
.band-text-moderate { color: var(--band-moderate); }
.band-text-high { color: var(--band-high); }
.delta { font-size: 1.1rem; font-weight: 600; }
.delta-up { color: var(--ok); }
.delta-up::before { content: '\25B2 '; font-size: 0.7rem; }
.delta-down { color: var(--error); }
.delta-down::before { content: '\25BC '; font-size: 0.7rem; }

/* Conviction meta */
.conviction-meta { border-top: 1px solid var(--border); padding-top: 0.75rem; }
.rationale { font-size: 0.95rem; margin-bottom: 0.5rem; }

/* Detail grid */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.conviction-card { grid-column: 1 / -1; }

/* Breadcrumb */
.breadcrumb { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1rem; }
.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* Meta list */
.meta-list { display: grid; grid-template-columns: auto 1fr; gap: 0.25rem 1rem; font-size: 0.9rem; }
.meta-list dt { font-weight: 600; color: var(--text-muted); }

/* Status actions */
.status-actions { display: flex; gap: 0.5rem; margin-top: 0.5rem; }

/* Buttons */
.btn { padding: 0.3rem 0.75rem; border: 1px solid var(--border); border-radius: 4px;
       cursor: pointer; font-size: 0.85rem; background: var(--card-bg); color: var(--text); }
.btn:hover { background: var(--bg); }
.btn-sm { padding: 0.2rem 0.5rem; font-size: 0.8rem; }
.btn-active { border-color: var(--ok); color: var(--ok); }
.btn-inactive { border-color: var(--warn); color: var(--warn); }
.btn-archived { border-color: #999; color: #999; }

/* Evidence */
.evidence-count { font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.link-arrow { font-size: 0.9rem; }
.link-arrow::after { content: ' \2192'; }

/* Evidence summary */
.evidence-summary { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap;
                     margin-bottom: 1rem; }

/* Evidence card detail layout */
.evidence-card-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.evidence-card-scores { grid-column: 1; }
.evidence-card-understanding { grid-column: 2; grid-row: 1 / 3; }
.evidence-card-meta { grid-column: 1; }

.evidence-score-grid { display: grid; grid-template-columns: 1fr; gap: 0.75rem; }
.evidence-score-item { display: flex; flex-direction: column; gap: 0.2rem; }
.evidence-score-item dt { font-weight: 600; font-size: 0.8rem; color: var(--text-muted);
                           text-transform: uppercase; letter-spacing: 0.03em; }
.evidence-llm-relevance { margin-top: 0.75rem; padding-top: 0.75rem;
                           border-top: 1px solid var(--border); }
.evidence-llm-relevance dt { font-weight: 600; font-size: 0.8rem; color: var(--text-muted);
                              text-transform: uppercase; letter-spacing: 0.03em;
                              margin-bottom: 0.25rem; }
.evidence-llm-relevance dd { display: flex; gap: 0.5rem; align-items: center; }

/* Direction badges */
.badge-direction-supports { background: var(--ok); color: #fff; }
.badge-direction-contradicts { background: var(--error); color: #fff; }
.badge-direction-context_only { background: #ccc; color: #666; }
.badge-danger { background: var(--error); color: #fff; }

/* Relevance decision badges */
.badge-relevance-highly_relevant { background: var(--ok); color: #fff; }
.badge-relevance-relevant { background: #7ec8a0; color: #fff; }
.badge-relevance-tangential { background: var(--warn); color: #fff; }
.badge-relevance-not_relevant { background: #ccc; color: #666; }

/* Understanding section (model-assisted, lighter weight) */
.understanding-section { margin-bottom: 0.75rem; }
.understanding-label { font-size: 0.8rem; font-weight: 600; color: var(--text-muted);
                        text-transform: uppercase; letter-spacing: 0.03em;
                        margin-bottom: 0.25rem; }
.understanding-text { font-size: 0.9rem; color: var(--text-muted); line-height: 1.5;
                       font-style: italic; }
.understanding-list { list-style: disc; padding-left: 1.25rem; font-size: 0.85rem;
                       color: var(--text-muted); }
.understanding-list li { margin-bottom: 0.25rem; }
.understanding-tags { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.understanding-footer { margin-top: 0.75rem; padding-top: 0.5rem;
                         border-top: 1px solid var(--border); font-size: 0.75rem; }

/* Fallback badge */
.evidence-fallback-badge { padding: 1rem 0; text-align: center; }
.evidence-understanding-pending { text-align: center; padding: 1rem 0; }

/* Evidence list — inline understanding preview */
.evidence-understanding-preview { font-size: 0.8rem; color: var(--text-muted);
                                    font-style: italic; max-width: 300px;
                                    overflow: hidden; text-overflow: ellipsis;
                                    white-space: nowrap; }

/* Filters */
.filters { display: flex; gap: 0.75rem; margin-bottom: 1rem; flex-wrap: wrap; align-items: end; }
.filters label { font-size: 0.8rem; color: var(--text-muted); display: flex;
                 flex-direction: column; gap: 0.2rem; }
.filters select, .filters input { padding: 0.3rem 0.5rem; border: 1px solid var(--border);
                                   border-radius: 4px; font-size: 0.85rem; }

/* Text utilities */
.text-muted { color: var(--text-muted); }
.mono { font-family: var(--mono); font-size: 0.85rem; }

/* Page header */
.page-header { display: flex; align-items: center; justify-content: space-between;
               margin-bottom: 1rem; }
.page-header h2 { margin-bottom: 0; }

/* Forms */
.form-card { max-width: 600px; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.85rem; color: var(--text-muted);
                    margin-bottom: 0.25rem; font-weight: 600; }
.form-group input[type="text"],
.form-group select,
.form-group textarea { width: 100%; padding: 0.5rem 0.75rem; border: 1px solid var(--border);
                        border-radius: 4px; font-size: 0.95rem; font-family: var(--font); }
.form-group textarea { resize: vertical; }
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea { border-color: var(--error); }
.field-error { display: block; font-size: 0.8rem; color: var(--error); margin-top: 0.2rem; }
.form-actions { display: flex; gap: 0.75rem; margin-top: 1.5rem; }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: var(--sidebar-bg); border-color: var(--sidebar-bg); }

/* Onboarding */
.onboarding-container { max-width: 700px; }
.onboarding-card { padding: 2rem; }
.onboarding-header { text-align: center; margin-bottom: 1.5rem; }
.onboarding-header h2 { font-size: 1.6rem; margin-bottom: 0.25rem; }
.onboarding-explainer { margin-bottom: 1.5rem; }
.onboarding-explainer h3,
.onboarding-example h3 { font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.03em;
                          color: var(--text-muted); margin-bottom: 0.5rem; }
.onboarding-explainer p { font-size: 0.95rem; line-height: 1.6; }
.onboarding-example { margin-bottom: 1.5rem; }
.onboarding-example ul { list-style: none; }
.onboarding-example li { padding: 0.4rem 0; font-size: 0.9rem; color: var(--text-muted);
                          font-style: italic; }
.onboarding-example li::before { content: '\201C'; color: var(--accent); margin-right: 0.2rem; }
.onboarding-form { margin-bottom: 1rem; }
.onboarding-dismiss { text-align: center; padding-top: 1rem;
                       border-top: 1px solid var(--border); }
.btn-link { background: none; border: none; cursor: pointer; font-size: 0.85rem;
            text-decoration: underline; }
.btn-lg { padding: 0.6rem 1.5rem; font-size: 1rem; }
.onboarding-next-steps { padding: 1.25rem; }
.onboarding-next-steps h3 { font-size: 0.9rem; text-transform: uppercase;
                              letter-spacing: 0.03em; margin-bottom: 0.75rem; }
.onboarding-next-steps ol { padding-left: 1.25rem; font-size: 0.9rem; }
.onboarding-next-steps li { margin-bottom: 0.5rem; }

/* Thesis cards (topic detail view) */
.thesis-counts { margin-bottom: 1rem; font-size: 0.9rem; }
.thesis-cards { display: flex; flex-direction: column; gap: 0.75rem; }
.thesis-card { padding: 1rem 1.25rem; }
.thesis-card-header { display: flex; align-items: center; justify-content: space-between;
                       margin-bottom: 0.5rem; }
.thesis-card-title { font-size: 1rem; font-weight: 600; text-decoration: none; }
.thesis-card-title:hover { text-decoration: underline; }
.thesis-card-desc { font-size: 0.85rem; margin-bottom: 0.5rem; }
.thesis-card-meta { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.thesis-card-actions { display: flex; gap: 0.5rem; padding-top: 0.5rem;
                        border-top: 1px solid var(--border); }
.onboarding-inline { text-align: center; padding: 2rem; }
.onboarding-inline h3 { margin-bottom: 0.5rem; }
.onboarding-inline p { margin-bottom: 1rem; }

/* Empty state */
.empty-state { text-align: center; padding: 2rem; color: var(--text-muted); }

/* Links */
a { color: var(--accent); }
a:hover { text-decoration: underline; }

/* Alerts */
.alert { padding: 0.75rem 1rem; border-radius: 4px; margin-bottom: 1rem; font-size: 0.9rem; }
.alert-error { background: #fde8e8; color: var(--error); border: 1px solid #fca5a5; }

/* Login page */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 8px;
              padding: 2rem; width: 100%; max-width: 400px; text-align: center; }
.login-card h1 { font-size: 1.8rem; color: var(--sidebar-bg); margin-bottom: 0.25rem; }
.login-card .tagline { color: var(--accent); margin-bottom: 1.5rem; font-size: 0.95rem; }
.login-card form { text-align: left; }
.login-card label { display: block; font-size: 0.85rem; color: var(--text-muted);
                    margin-bottom: 0.25rem; }
.login-card input[type="email"],
.login-card input[type="password"],
.login-card input[type="text"] { width: 100%; padding: 0.6rem 0.75rem;
                                  border: 1px solid var(--border); border-radius: 4px;
                                  font-size: 1rem; margin-bottom: 1rem; }
.login-card button { width: 100%; padding: 0.7rem; background: var(--accent); color: #fff;
                     border: none; border-radius: 4px; font-size: 1rem; font-weight: 600;
                     cursor: pointer; }
.login-card button:hover { background: var(--sidebar-bg); }
.signup-link { margin-top: 1rem; font-size: 0.85rem; color: var(--text-muted); }
.verify-message { text-align: left; margin-bottom: 1rem; }
.verify-message p { margin-bottom: 0.75rem; font-size: 0.95rem; }
.alert-success { background: #e8f8ef; color: #1a7f37; border: 1px solid #a3d9b1; }

/* Sidebar footer link stacking */
.sidebar-footer a { display: block; padding: 0.3rem 0; color: var(--sidebar-fg);
                     text-decoration: none; font-size: 0.85rem; }

/* First-topic wizard */
.ftw { max-width: 540px; margin: 3rem auto; text-align: center; }
.ftw h2 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.ftw .text-muted { margin-bottom: 1.25rem; }
.ftw-icon, .ftw-done-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.ftw-hidden { display: none !important; }
.ftw-step { animation: ftw-fade-in 0.35s ease-out; }
@keyframes ftw-fade-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* Step 1: name input */
.ftw-input-wrap { max-width: 400px; margin: 0 auto 1.5rem; }
.ftw-input-wrap input { width: 100%; padding: 0.75rem 1rem; font-size: 1.1rem;
                         border: 2px solid var(--border); border-radius: 8px;
                         text-align: center; transition: border-color 0.2s; }
.ftw-input-wrap input:focus { outline: none; border-color: var(--accent); }

/* Step 2: signal cards */
.ftw-signals { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
               max-width: 400px; margin: 0 auto; }
.ftw-signal-card { display: flex; flex-direction: column; align-items: center; gap: 0.25rem;
                   padding: 1.5rem 1rem; background: var(--card-bg); border: 2px solid var(--border);
                   border-radius: 10px; cursor: pointer; transition: border-color 0.2s, transform 0.15s; }
.ftw-signal-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.ftw-signal-card.ftw-signal-selected { border-color: var(--accent); background: #eef2f7; }
.ftw-signal-icon { font-size: 2rem; margin-bottom: 0.25rem; }
.ftw-signal-card strong { font-size: 1rem; }
.ftw-signal-card .text-muted { font-size: 0.8rem; margin-bottom: 0; }

/* Step 3: evidence card */
.ftw-evidence-card { text-align: left; background: var(--card-bg); border: 1px solid var(--border);
                     border-radius: 8px; padding: 1.25rem; margin: 1.25rem auto 1.5rem;
                     max-width: 440px; box-shadow: 0 4px 16px rgba(0,0,0,0.08); }
.ftw-card-enter { animation: ftw-card-pop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1); }
@keyframes ftw-card-pop { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }
.ftw-ev-header { display: flex; justify-content: space-between; align-items: center;
                 margin-bottom: 0.75rem; }
.ftw-ev-time { font-size: 0.8rem; }
.ftw-ev-body { margin-bottom: 0.75rem; }
.ftw-ev-body strong { display: block; margin-bottom: 0.3rem; }
.ftw-ev-body p { font-size: 0.85rem; line-height: 1.5; margin-bottom: 0; }
.ftw-ev-footer { display: flex; justify-content: space-between; align-items: center;
                 border-top: 1px solid var(--border); padding-top: 0.6rem; font-size: 0.8rem; }
.ftw-ev-tag { background: var(--bg); padding: 0.15rem 0.5rem; border-radius: 3px;
              font-weight: 600; font-size: 0.75rem; }
.ftw-ev-score strong { color: var(--ok); }
.ftw-cta { display: inline-block; margin-top: 0.5rem; text-decoration: none; }

/* Progress dots */
.ftw-dots { display: flex; justify-content: center; gap: 0.5rem; margin-top: 2rem; }
.ftw-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--border);
           transition: background 0.3s; }
.ftw-dot-active { background: var(--accent); }

/* Admin users */
.admin-header { display: flex; align-items: center; justify-content: space-between;
                margin-bottom: 1rem; }
.user-actions { display: flex; gap: 0.5rem; }
.badge-admin { background: var(--accent); color: #fff; }
.badge-verified { background: var(--ok); color: #fff; }
.badge-unverified { background: var(--warn); color: #fff; }
.confirm-action { font-size: 0.8rem; color: var(--error); }

/* Mobile responsive */
@media (max-width: 768px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; padding: 0.5rem 0;
             align-items: center; position: sticky; top: 0; z-index: 100; }
  .sidebar-header { padding: 0 1rem; border-bottom: none; }
  .sidebar-header h1 { font-size: 1rem; }
  .nav-list { display: flex; margin-top: 0; flex: 1; }
  .nav-list li a { padding: 0.5rem 0.75rem; font-size: 0.85rem;
                   min-height: 44px; display: flex; align-items: center; }
  .sidebar-footer { padding: 0 0.75rem; border-top: none; margin-top: 0;
                    display: flex; gap: 0.75rem; flex-direction: row; }
  .sidebar-footer a { min-height: 44px; display: flex; align-items: center;
                      padding: 0; font-size: 0.8rem; }
  .content { padding: 1rem; }
  .content h2 { font-size: 1.2rem; }
  .detail-grid { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; align-items: stretch; gap: 0.5rem; }
  .filters { flex-direction: column; }
  .status-actions { flex-wrap: wrap; }

  /* Touch-friendly tap targets */
  .btn, .btn-sm { min-height: 44px; min-width: 44px; display: inline-flex;
                  align-items: center; justify-content: center; }
  .nav-list li a, .sidebar-footer a, a.link-arrow { min-height: 44px;
                                                     display: flex; align-items: center; }
  table { font-size: 0.8rem; }
  th, td { padding: 0.5rem 0.4rem; }

  /* Evidence card responsive */
  .evidence-card-layout { grid-template-columns: 1fr; }
  .evidence-card-understanding { grid-column: 1; grid-row: auto; }

  /* Wizard responsive */
  .ftw { margin: 1.5rem auto; }
  .ftw-signals { grid-template-columns: 1fr; max-width: 280px; }
  .ftw-signal-card { min-height: 44px; }
  .ftw-input-wrap input { font-size: 1rem; }
}