:root {
  --bg: #0f1117;
  --surface: #161b27;
  --surface2: #1e2a3a;
  --accent: #2563eb;
  --accent2: #10b981;
  --text: #e2e8f0;
  --text-dim: #6b7a96;
  --border: #2a3a52;
  --radius: 6px;
}

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

body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Site header ──────────────────────────────────────────────────────────── */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .55rem 1.25rem;
  gap: 1rem;
}

.site-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent2);
  text-decoration: none;
  letter-spacing: -.01em;
}
.site-logo:hover { text-decoration: none; opacity: .85; }

.site-header-right { display: flex; align-items: center; gap: .75rem; }

/* ── Auth button ──────────────────────────────────────────────────────────── */
.auth-btn {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .35rem .85rem;
  border-radius: var(--radius);
  font-size: .82rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity .15s;
  white-space: nowrap;
  background: var(--accent);
  color: #fff;
}
.auth-btn:hover { opacity: .85; text-decoration: none; }

/* ── User menu ────────────────────────────────────────────────────────────── */
.user-menu { position: relative; }

.user-menu-btn {
  display: flex;
  align-items: center;
  gap: .4rem;
  background: none;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  padding: .2rem .45rem .2rem .2rem;
  color: var(--text);
  font-family: inherit;
  transition: border-color .15s, background .15s;
}
.user-menu-btn:hover, .user-menu.open .user-menu-btn {
  background: var(--surface2);
  border-color: var(--border);
}

.user-menu-avatar { width: 26px; height: 26px; border-radius: 50%; }
.user-menu-name {
  font-size: .85rem;
  font-weight: 500;
  white-space: nowrap;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.user-menu-caret { font-size: .6rem; opacity: .7; }

.user-menu-dropdown {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 4px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,.4);
  z-index: 500;
  min-width: 160px;
  padding: .25rem 0;
}
.user-menu.open .user-menu-dropdown { display: block; }

.user-menu-item {
  display: flex;
  align-items: center;
  gap: .55rem;
  padding: .4rem .75rem;
  color: var(--text-dim);
  text-decoration: none;
  font-size: .85rem;
  transition: background .12s, color .12s;
  white-space: nowrap;
}
.user-menu-item:hover { background: var(--surface2); color: var(--text); text-decoration: none; }

/* ── Page wrapper ─────────────────────────────────────────────────────────── */
.page { max-width: 1180px; margin: 0 auto; padding: 2rem 1rem 3rem; flex: 1; }
.page-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--accent2);
  text-align: center;
  margin-bottom: 1.5rem;
}

/* ── Admin nav ────────────────────────────────────────────────────────────── */
.admin-nav {
  text-align: center;
  font-size: .85rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}
.admin-nav a { color: var(--accent2); margin: 0 .4rem; }

/* ── Kanban ───────────────────────────────────────────────────────────────── */
.kanban-board {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  overflow-x: auto;
  padding: .5rem 0 1.5rem;
}

.kanban-col {
  flex: 0 0 220px;
  background: var(--surface);
  border-radius: 10px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.kanban-col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1rem .6rem;
  border-bottom: 1px solid var(--border);
}

.kanban-col-title {
  color: var(--text-dim);
  font-weight: 700;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.kanban-col-count {
  background: var(--border);
  color: var(--text-dim);
  font-weight: 700;
  font-size: .75rem;
  border-radius: 999px;
  padding: 0 .5rem;
  line-height: 1.6;
  min-width: 1.4rem;
  text-align: center;
}

.kanban-cards {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  padding: .75rem;
}

.kanban-card {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: .65rem .75rem;
  gap: .35rem;
  transition: box-shadow .15s;
}
.kanban-card:hover { box-shadow: 0 2px 8px rgba(0,0,0,.35); }

.kanban-card-active  { border-left: 3px solid var(--accent2); }
.kanban-card-review  { border-left: 3px solid #7ec8e3; }
.kanban-card-done    { opacity: .55; }

.kanban-id {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .04em;
  border-radius: 4px;
  padding: .1rem .4rem;
  width: fit-content;
}
.kanban-id-f { background: rgba(100,160,255,.15); color: #7eb8f7; }
.kanban-id-b { background: rgba(255,100,100,.15);  color: #f77e7e; }
.kanban-id-d { background: rgba(100,220,150,.15);  color: #7eeaaa; }

.kanban-desc { margin: 0; font-size: .82rem; color: var(--text); line-height: 1.4; }
.kanban-assignee { font-size: .75rem; color: var(--accent2); margin-top: .1rem; }

.kanban-legend {
  margin-bottom: 1.25rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .4rem .75rem;
  max-width: 560px;
}
.kanban-legend summary {
  font-size: .8rem;
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
}
.kanban-legend-table {
  margin-top: .5rem;
  border-collapse: collapse;
  font-size: .8rem;
  width: 100%;
}
.kanban-legend-table th {
  text-align: left;
  padding: .25rem .5rem;
  color: var(--text-dim);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  border-bottom: 1px solid var(--border);
}
.kanban-legend-table td {
  padding: .3rem .5rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.kanban-legend-table tr:last-child td { border-bottom: none; }
.kanban-empty { font-size: .8rem; color: var(--text-dim); text-align: center; padding: .75rem 0; font-style: italic; }

/* ── Milestones ───────────────────────────────────────────────────────────── */
.milestone-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.25rem 1.1rem;
  margin-bottom: 1.25rem;
}

.milestone-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: .6rem;
  margin-bottom: .75rem;
}

.milestone-number {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.milestone-title { font-size: 1.05rem; font-weight: 600; color: var(--text); flex: 1; }

.milestone-payment {
  background: rgba(16,185,129,.12);
  color: var(--accent2);
  font-weight: 700;
  font-size: .8rem;
  border-radius: 999px;
  padding: .15rem .65rem;
}

.milestone-items { list-style: none; margin: 0; padding: 0; }

.milestone-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .1rem .6rem;
  font-size: .88rem;
  color: var(--text);
  padding: .35rem 0;
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.milestone-item:last-child { border-bottom: none; }

.milestone-card--planned {
  border-style: dashed;
  opacity: .85;
}
.milestone-number--planned {
  color: var(--text-dim);
  background: rgba(148,163,184,.15);
  border-radius: 4px;
  padding: .1rem .4rem;
}
.milestone-note {
  font-size: .82rem;
  color: var(--text-dim);
  font-style: italic;
  margin: -.25rem 0 .65rem;
}

.milestone-item-link {
  font-size: .78rem;
  font-weight: 600;
  white-space: nowrap;
}

.milestone-item-links { display: flex; flex-wrap: wrap; gap: 0 .6rem; }

/* ── Analysis ─────────────────────────────────────────────────────────────── */
.analysis-layout {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.analysis-sidebar {
  flex: 0 0 200px;
  display: flex;
  flex-direction: column;
  gap: .2rem;
}

.analysis-section-label {
  font-size: .72rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin: 0 0 .2rem;
}

.analysis-doc-link {
  display: block;
  padding: .35rem .6rem;
  border-radius: var(--radius);
  font-size: .83rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: background .12s, color .12s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.analysis-doc-link:hover { background: var(--surface2); color: var(--text); text-decoration: none; }
.analysis-doc-link.active { background: var(--surface2); color: var(--accent2); }
.analysis-folder-link { font-weight: 600; }

.analysis-content {
  flex: 1;
  min-width: 0;
}

.analysis-download-bar {
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.analysis-download-btn {
  font: inherit;
  font-size: .8rem;
  padding: .3rem .75rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  text-decoration: none;
  cursor: pointer;
  transition: color .12s;
}
.analysis-download-btn:hover { color: var(--text); text-decoration: none; }
.analysis-download-btn:disabled { opacity: .5; cursor: wait; }

.analysis-empty {
  font-size: .85rem;
  color: var(--text-dim);
  font-style: italic;
  padding: 2rem 0;
}
.analysis-empty code {
  font-size: .82rem;
  background: var(--surface2);
  padding: .1rem .35rem;
  border-radius: 4px;
}

.analysis-source {
  background: var(--surface);
  padding: 1.25rem;
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: .8rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  border: 1px solid var(--border);
}

/* Rendered markdown body */
.analysis-body { line-height: 1.75; }
.analysis-body h1, .analysis-body h2, .analysis-body h3 {
  color: var(--accent2);
  margin: 1.5rem 0 .5rem;
  line-height: 1.2;
}
.analysis-body h1 { font-size: 1.5rem; }
.analysis-body h2 { font-size: 1.2rem; }
.analysis-body h3 { font-size: 1rem; }
.analysis-body p  { margin: .65rem 0; color: var(--text); }
.analysis-body ul, .analysis-body ol { padding-left: 1.5rem; margin: .5rem 0; }
.analysis-body li { margin: .25rem 0; }
.analysis-body a  { color: var(--accent2); }
.analysis-body code {
  font-size: .82rem;
  background: var(--surface2);
  padding: .1rem .35rem;
  border-radius: 4px;
}
.analysis-body pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  overflow-x: auto;
  margin: .75rem 0;
}
.analysis-body pre code { background: none; padding: 0; }
.analysis-body table {
  border-collapse: collapse;
  width: 100%;
  font-size: .85rem;
  margin: .75rem 0;
}
.analysis-body th, .analysis-body td {
  border: 1px solid var(--border);
  padding: .4rem .75rem;
  text-align: left;
}
.analysis-body th { background: var(--surface2); color: var(--text); font-weight: 700; }
.analysis-body blockquote {
  border-left: 3px solid var(--accent2);
  margin: .75rem 0;
  padding: .5rem 1rem;
  color: var(--text-dim);
}
.analysis-body hr { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }

.mermaid {
  background: #fff;
  border-radius: 6px;
  padding: 1.5rem;
  overflow-x: auto;
}
.mermaid svg { display: block; max-width: 100%; height: auto; }

@media (max-width: 640px) {
  .analysis-layout { flex-direction: column; }
  .analysis-sidebar { flex: none; width: 100%; }
}

/* ── Milestones ───────────────────────────────────────────────────────────── */
.milestones-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 860px;
  margin: 0 auto;
}

.milestone-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.milestone-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem .875rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface2);
}

.milestone-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent2);
  line-height: 1.3;
}

.milestone-dates {
  font-size: .8rem;
  color: var(--text-dim);
  white-space: nowrap;
}

.milestone-tasks {
  list-style: none;
  padding: .75rem 0;
}

.milestone-task {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding: .4rem 1.25rem;
  font-size: .88rem;
  color: var(--text);
  border-bottom: 1px solid rgba(42,58,82,.45);
}
.milestone-task:last-child { border-bottom: none; }

.milestone-task-id {
  flex: 0 0 auto;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .04em;
  border-radius: 4px;
  padding: .1rem .4rem;
}
.milestone-task-id-f { background: rgba(100,160,255,.15); color: #7eb8f7; }
.milestone-task-id-b { background: rgba(255,100,100,.15);  color: #f77e7e; }
.milestone-task-id-d { background: rgba(100,220,150,.15);  color: #7eeaaa; }
.milestone-task-id-c { background: rgba(200,160,255,.15);  color: #c9a4f7; }

.milestone-task-desc { flex: 1; line-height: 1.4; }

.milestone-task-assignee {
  flex: 0 0 auto;
  font-size: .75rem;
  color: var(--accent2);
  opacity: .75;
}

.milestone-task-status {
  flex: 0 0 auto;
  font-size: .68rem;
  font-weight: 700;
  border-radius: 999px;
  padding: .1rem .55rem;
  white-space: nowrap;
}
.milestone-task-status-backlog    { background: rgba(107,122,150,.2); color: var(--text-dim); }
.milestone-task-status-inprogress { background: rgba(37,99,235,.25);  color: #7eb8f7; }
.milestone-task-status-review     { background: rgba(126,200,227,.2); color: #7ec8e3; }
.milestone-task-status-done       { background: rgba(16,185,129,.2);  color: var(--accent2); }

/* ── Home hero ────────────────────────────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 4rem 1rem;
}
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); color: var(--accent2); margin-bottom: .75rem; }
.hero p  { color: var(--text-dim); font-size: 1.05rem; max-width: 480px; margin: 0 auto; }
.admin-link {
  display: inline-block;
  margin-top: 1.5rem;
  padding: .45rem 1.1rem;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  font-size: .9rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity .15s;
}
.admin-link:hover { opacity: .85; text-decoration: none; }