/* ============================================================
   Research Workspace — Global Styles (v1)
   Modern Professional Productivity Dashboard
   ============================================================ */

:root {
  --bg: #F7F8FA;
  --card: #FFFFFF;
  --card-2: #FAFAFB;
  --border: #E5E7EB;
  --border-strong: #D3D7DE;
  --text: #111827;
  --text-2: #4B5563;
  --text-3: #6B7280;
  --text-4: #9CA3AF;
  --accent: #3E63DD;
  --accent-hover: #3356C7;
  --accent-soft: rgba(62, 99, 221, 0.09);
  --accent-softer: rgba(62, 99, 221, 0.055);
  --accent-border: rgba(62, 99, 221, 0.24);
  --purple: #7C5CE0;
  --purple-soft: rgba(124, 92, 224, 0.11);
  --green: #16975D;
  --green-soft: rgba(22, 151, 93, 0.11);
  --red: #D64045;
  --red-soft: rgba(214, 64, 69, 0.10);
  --amber: #B7791F;
  --amber-soft: rgba(183, 121, 31, 0.12);
  --teal: #0F7B83;
  --teal-soft: rgba(15, 123, 131, 0.11);
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.045);
  --shadow-md: 0 4px 14px rgba(16, 24, 40, 0.07);
  --shadow-lg: 0 16px 40px rgba(16, 24, 40, 0.14);
  --radius: 14px;
  --radius-sm: 9px;
  --topbar-h: 64px;
  --sidebar-w: 232px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

[data-theme="dark"] {
  --bg: #0E1116;
  --card: #161B22;
  --card-2: #1B222C;
  --border: #262D38;
  --border-strong: #36404E;
  --text: #E8EAF0;
  --text-2: #B7BDC9;
  --text-3: #8B93A3;
  --text-4: #5F6877;
  --accent: #6E8BFF;
  --accent-hover: #82A0FF;
  --accent-soft: rgba(110, 139, 255, 0.14);
  --accent-softer: rgba(110, 139, 255, 0.08);
  --accent-border: rgba(110, 139, 255, 0.30);
  --purple: #9D85F0;
  --purple-soft: rgba(157, 133, 240, 0.14);
  --green: #34C77F;
  --green-soft: rgba(52, 199, 127, 0.14);
  --red: #F06266;
  --red-soft: rgba(240, 98, 102, 0.13);
  --amber: #D9A13F;
  --amber-soft: rgba(217, 161, 63, 0.14);
  --teal: #45B9C2;
  --teal-soft: rgba(69, 185, 194, 0.14);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.30);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.38);
  --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.55);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

.dev-banner {
  max-width: 1100px;
  margin: 0 auto 18px;
  padding: 9px 14px;
  border-radius: 10px;
  border: 1px solid var(--amber-border, rgba(183, 121, 31, 0.35));
  background: var(--amber-soft);
  color: var(--amber);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button { font-family: inherit; }
input, select, textarea { font-family: inherit; }

::selection { background: var(--accent-soft); }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 8px;
  border: 3px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-track { background: transparent; }

h1, h2, h3 { margin: 0; font-weight: 650; letter-spacing: -0.015em; }
h1 { font-size: 22px; }
h2 { font-size: 15px; }
h3 { font-size: 13px; }
p { margin: 0; }
svg { flex-shrink: 0; }
a { color: inherit; text-decoration: none; }

/* ---------- App shell ---------- */
.app { min-height: 100vh; }

.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  inset: 0 0 auto 0;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 22px;
  background: var(--card);
  background: color-mix(in srgb, var(--card) 88%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}

.brand { display: flex; align-items: center; gap: 11px; min-width: 0; }
.brand-logo { display: grid; place-items: center; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { font-size: 13.5px; font-weight: 700; letter-spacing: -0.01em; white-space: nowrap; }
.brand-sub { font-size: 10.5px; color: var(--text-4); white-space: nowrap; }

.global-search {
  position: relative;
  flex: 1;
  max-width: 520px;
  margin: 0 auto;
}
.search-glyph { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-4); pointer-events: none; }
.global-search input {
  width: 100%;
  height: 38px;
  padding: 0 74px 0 36px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--card-2);
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.global-search input::placeholder { color: var(--text-4); }
.global-search input:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-soft);
  background: var(--card);
}
.search-kbd {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 10.5px;
  font-family: var(--mono);
  color: var(--text-4);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 6px;
  pointer-events: none;
}

.topbar-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 34px;
  padding: 0 14px;
  border-radius: 9px;
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s, border-color .15s, color .15s, box-shadow .15s, transform .08s;
  user-select: none;
}
.btn:active { transform: scale(0.985); }
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.12);
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost {
  background: transparent;
  color: var(--text-2);
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--card-2); color: var(--text); }
.btn-sm { height: 30px; padding: 0 11px; font-size: 12.5px; border-radius: 8px; }
.btn-danger { background: var(--red-soft); color: var(--red); border-color: transparent; }
.btn-danger:hover { background: var(--red); color: #fff; }

.icon-btn {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.icon-btn:hover { background: var(--card-2); color: var(--text); }
.icon-btn.sm { width: 28px; height: 28px; border-radius: 8px; }
.notif-dot {
  position: absolute;
  top: 7px;
  right: 7px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--red);
  border: 2px solid var(--card);
}
.avatar {
  width: 32px;
  height: 32px;
  margin-left: 4px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, #3E63DD, #7C5CE0);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: box-shadow .15s, transform .1s;
}
.avatar:hover { box-shadow: 0 0 0 3px var(--accent-soft); }

/* ---------- Notification dropdown ---------- */
.notif-wrap { position: relative; }
.notif-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: -8px;
  width: 330px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  z-index: 85;
  overflow: hidden;
  animation: popIn .16s ease;
}
.notif-panel::before {
  content: "";
  position: absolute;
  top: -6px;
  right: 22px;
  width: 11px;
  height: 11px;
  background: var(--card);
  border-left: 1px solid var(--border);
  border-top: 1px solid var(--border);
  transform: rotate(45deg);
}
.notif-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 13px 15px 10px;
  border-bottom: 1px solid var(--border);
}
.notif-title-label { font-size: 13.5px; font-weight: 700; }
.notif-list { max-height: 330px; overflow-y: auto; padding: 5px; }
.notif-item {
  display: flex;
  gap: 11px;
  padding: 10px 10px;
  border-radius: 10px;
  cursor: pointer;
  transition: background .13s;
  position: relative;
}
.notif-item:hover { background: var(--card-2); }
.notif-item.unread::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 14px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}
.notif-ic {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  flex-shrink: 0;
}
.notif-ic.cal { background: var(--purple-soft); color: var(--purple); }
.notif-ic.check { background: var(--green-soft); color: var(--green); }
.notif-ic.trend { background: var(--green-soft); color: var(--green); }
.notif-body { min-width: 0; padding-right: 10px; }
.notif-title { font-size: 12.8px; font-weight: 650; color: var(--text); line-height: 1.4; }
.notif-detail { font-size: 12px; color: var(--text-3); margin-top: 2px; line-height: 1.45; }
.notif-time { font-size: 10.5px; color: var(--text-4); margin-top: 4px; }
.notif-foot {
  padding: 9px 15px;
  border-top: 1px solid var(--border);
  font-size: 10.5px;
  color: var(--text-4);
  text-align: center;
}

/* ---------- Sidebar ---------- */
.sidebar {
  position: fixed;
  top: var(--topbar-h);
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  background: var(--card);
  border-right: 1px solid var(--border);
  padding: 16px 12px 14px;
  display: flex;
  flex-direction: column;
  z-index: 40;
  transition: width .2s ease;
}
.sidebar-nav { display: flex; flex-direction: column; flex: 1; min-height: 0; }
.nav-section { display: flex; flex-direction: column; gap: 2px; }
.nav-section + .nav-section { margin-top: 22px; }
.nav-label {
  font-size: 10.5px;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-4);
  padding: 0 10px 6px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 8px 10px;
  border-radius: 9px;
  color: var(--text-2);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  position: relative;
  transition: background .14s, color .14s;
  white-space: nowrap;
}
.nav-item svg { color: var(--text-4); transition: color .14s; }
.nav-item:hover { background: var(--card-2); color: var(--text); }
.nav-item:hover svg { color: var(--text-2); }
.nav-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.nav-item.active svg { color: var(--accent); }
.nav-item.active::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--accent);
}
.nav-section-bottom { margin-top: auto; }
.sidebar-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 18px 6px 0;
  padding: 11px 10px;
  border-top: 1px solid var(--border);
}
.footer-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 800;
}
.footer-text { line-height: 1.35; min-width: 0; }
.footer-name { font-size: 12px; font-weight: 650; color: var(--text-2); white-space: nowrap; }
.footer-version { font-size: 10.5px; color: var(--text-4); white-space: nowrap; }

/* ---------- Main ---------- */
.main {
  margin-left: var(--sidebar-w);
  margin-top: var(--topbar-h);
  padding: 30px 34px 56px;
  min-height: calc(100vh - var(--topbar-h));
}
.page { display: none; }
.page.active { display: block; animation: pageIn .2s ease; }
@keyframes pageIn {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: none; }
}

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}
.page-head h1 { line-height: 1.25; }
.page-sub { margin-top: 5px; color: var(--text-3); font-size: 13px; }
.page-head-actions { display: flex; gap: 8px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 18px 0;
}
.card-head h2 { color: var(--text); }

/* ---------- Dashboard ---------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 18px;
}
.stat-card {
  padding: 17px 18px 16px;
  transition: box-shadow .18s, transform .18s, border-color .18s;
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--border-strong); }
.stat-label { font-size: 12.5px; color: var(--text-3); font-weight: 550; }
.stat-value {
  font-size: 27px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 6px;
  font-variant-numeric: tabular-nums;
}
.stat-foot { margin-top: 7px; font-size: 12px; color: var(--text-3); display: flex; align-items: center; gap: 7px; }
.stat-chip { font-size: 11px; font-weight: 650; padding: 1px 7px; border-radius: 20px; }
.chip-green { color: var(--green); background: var(--green-soft); }
.chip-red { color: var(--red); background: var(--red-soft); }
.chip-accent { color: var(--accent); background: var(--accent-soft); }
.progress {
  height: 5px;
  border-radius: 5px;
  background: var(--card-2);
  overflow: hidden;
  margin-top: 10px;
}
.progress > div { height: 100%; border-radius: 5px; background: var(--accent); transition: width .3s ease; }
.progress.progress-green > div { background: var(--green); }

.dash-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 18px;
  align-items: start;
}
.dash-left, .dash-right { display: grid; gap: 18px; }

.schedule-list { padding: 8px 18px 14px; }
.schedule-item {
  position: relative;
  display: grid;
  grid-template-columns: 58px 10px 1fr;
  gap: 13px;
  padding: 9px 0;
  cursor: pointer;
  border-radius: 9px;
  transition: background .13s;
}
.schedule-item:hover { background: var(--card-2); }
.sched-time {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
  padding-top: 2px;
}
.sched-rail { position: relative; display: flex; justify-content: center; }
.sched-rail::after {
  content: "";
  position: absolute;
  top: 18px;
  bottom: -10px;
  width: 2px;
  background: var(--border);
}
.schedule-item:last-child .sched-rail::after { display: none; }
.sched-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  z-index: 1;
  margin-top: 4px;
  border: 2px solid var(--card);
  box-shadow: 0 0 0 1px var(--border-strong);
}
.sched-body { min-width: 0; padding-bottom: 4px; }
.sched-title { font-size: 13.5px; font-weight: 600; color: var(--text); }
.sched-meta { display: flex; align-items: center; gap: 8px; margin-top: 3px; font-size: 11.5px; color: var(--text-4); }
.type-chip { font-size: 10.5px; font-weight: 600; padding: 1px 8px; border-radius: 20px; letter-spacing: 0.01em; }

.dot-meeting { background: var(--purple); }
.dot-research { background: var(--accent); }
.dot-work { background: var(--amber); }
.dot-lab { background: var(--teal); }
.dot-deadline { background: var(--red); }
.chip-meeting { color: var(--purple); background: var(--purple-soft); }
.chip-research { color: var(--accent); background: var(--accent-soft); }
.chip-work { color: var(--amber); background: var(--amber-soft); }
.chip-lab { color: var(--teal); background: var(--teal-soft); }
.chip-deadline { color: var(--red); background: var(--red-soft); }

.task-list { padding: 8px 12px 12px; }
.task-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 8px;
  border-radius: 9px;
  cursor: pointer;
  transition: background .13s;
  position: relative;
}
.task-item:hover { background: var(--card-2); }
.task-check {
  width: 18px;
  height: 18px;
  border-radius: 6px;
  border: 1.6px solid var(--border-strong);
  display: grid;
  place-items: center;
  color: transparent;
  transition: background .15s, border-color .15s, color .15s, transform .1s;
  flex-shrink: 0;
}
.task-item:hover .task-check { border-color: var(--accent); }
.task-item.done .task-check { background: var(--accent); border-color: var(--accent); color: #fff; }
.task-title { font-size: 13.5px; color: var(--text-2); transition: color .15s; }
.task-item.done .task-title { color: var(--text-4); text-decoration: line-through; }
.task-item .task-del {
  margin-left: auto;
  opacity: 0;
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-4);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: opacity .13s, background .13s, color .13s;
}
.task-item:hover .task-del { opacity: 1; }
.task-item .task-del:hover { background: var(--red-soft); color: var(--red); }
.task-empty {
  padding: 22px 16px;
  text-align: center;
  color: var(--text-4);
  font-size: 13px;
}

.memo-card { min-height: 250px; display: flex; flex-direction: column; }
.memo-edit-hint { font-size: 11px; color: var(--text-4); font-weight: 500; }
.memo-body {
  flex: 1;
  margin: 8px 18px 0;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--card-2);
  color: var(--text-2);
  font-size: 13.5px;
  line-height: 1.7;
  outline: none;
  min-height: 140px;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.memo-body:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-soft);
  background: var(--card);
}
.memo-body p { margin: 0 0 6px; color: var(--text-3); font-weight: 600; font-size: 12.5px; }
.memo-body ul { margin: 0; padding-left: 18px; }
.memo-body li { margin: 4px 0; }
.memo-footer {
  padding: 10px 18px 14px;
  font-size: 11.5px;
  color: var(--text-4);
  display: flex;
  align-items: center;
  gap: 6px;
}

.activity-list { padding: 6px 18px 14px; }
.activity-item { display: flex; gap: 12px; padding: 9px 0; }
.act-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--accent-softer);
  color: var(--accent);
  flex-shrink: 0;
}
.act-icon.note { background: var(--amber-soft); color: var(--amber); }
.act-icon.save { background: var(--purple-soft); color: var(--purple); }
.act-icon.done { background: var(--green-soft); color: var(--green); }
.act-icon.star { background: var(--amber-soft); color: var(--amber); }
.act-body { min-width: 0; }
.act-head { display: flex; gap: 8px; font-size: 12.5px; font-weight: 600; color: var(--text-2); }
.act-time { color: var(--text-4); font-weight: 500; font-size: 11.5px; }
.act-detail { font-size: 12px; color: var(--text-3); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- Calendar ---------- */
.cal-head { align-items: flex-end; }
.cal-controls { display: flex; align-items: center; gap: 14px; }
.month-nav { display: flex; align-items: center; gap: 4px; }
.segmented {
  display: inline-flex;
  padding: 3px;
  border-radius: 10px;
  background: var(--card-2);
  border: 1px solid var(--border);
}
.seg {
  height: 28px;
  padding: 0 14px;
  border: none;
  border-radius: 7px;
  background: transparent;
  color: var(--text-3);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, color .15s, box-shadow .15s;
}
.seg:hover { color: var(--text); }
.seg.active { background: var(--card); color: var(--text); box-shadow: var(--shadow-sm); }

.cal-layout {
  display: grid;
  grid-template-columns: 228px minmax(0, 1fr) 300px;
  gap: 16px;
  align-items: start;
}
.cal-side { display: grid; gap: 14px; }
.mini-card { padding: 14px 14px 10px; }
.mini-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.mini-label { font-size: 12.5px; font-weight: 650; color: var(--text-2); }
.mini-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }
.mini-dow {
  text-align: center;
  font-size: 10px;
  font-weight: 650;
  color: var(--text-4);
  padding: 4px 0;
}
.mini-day {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  font-size: 11.5px;
  color: var(--text-2);
  border-radius: 7px;
  cursor: pointer;
  border: none;
  background: transparent;
  transition: background .12s, color .12s, box-shadow .12s;
  font-variant-numeric: tabular-nums;
}
.mini-day:hover { background: var(--card-2); }
.mini-day.out { color: var(--text-4); opacity: .45; }
.mini-day.today { color: var(--accent); font-weight: 700; }
.mini-day.selected { background: var(--accent); color: #fff; font-weight: 700; box-shadow: 0 1px 3px rgba(16,24,40,.2); }
.mini-day.has-event::after {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--purple);
  position: absolute;
  bottom: 3px;
}
.mini-day.selected.has-event::after { background: #fff; }
.mini-day { position: relative; }

.legend-card { padding: 13px 15px; }
.legend-card h3 { color: var(--text-3); margin-bottom: 9px; font-weight: 650; }
.legend-item { display: flex; align-items: center; gap: 9px; font-size: 12px; color: var(--text-2); padding: 3px 0; }
.lg-dot { width: 8px; height: 8px; border-radius: 3px; }

.cal-main { overflow: hidden; padding: 12px 14px 16px; min-height: 560px; }
.cal-dow-row { display: grid; grid-template-columns: repeat(7, 1fr); margin-bottom: 6px; }
.cal-dow {
  text-align: center;
  font-size: 11px;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-4);
  padding: 6px 0;
}
.cal-month-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-cell {
  min-height: 92px;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px 7px;
  cursor: pointer;
  background: var(--card);
  transition: border-color .13s, box-shadow .13s, background .13s;
  overflow: hidden;
  position: relative;
}
.cal-cell:hover { border-color: var(--border-strong); box-shadow: var(--shadow-sm); }
.cal-cell.out { background: var(--bg); background: color-mix(in srgb, var(--card) 55%, var(--bg)); opacity: .72; }
.cal-cell.selected { border-color: var(--accent-border); box-shadow: 0 0 0 2px var(--accent-soft); }
.cal-cell.today-cell { border-color: var(--accent-border); }
.cal-date {
  display: inline-grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  border-radius: 7px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
}
.cal-cell.today-cell .cal-date { background: var(--accent); color: #fff; }
.cal-cell.out .cal-date { color: var(--text-4); }
.cal-cell.selected .cal-date { background: var(--accent-soft); color: var(--accent); }
.cal-entries { margin-top: 5px; display: flex; flex-direction: column; gap: 3px; }
.cal-entry {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--card-2);
  border-radius: 5px;
  padding: 2px 6px;
  display: flex;
  gap: 5px;
  align-items: center;
  white-space: nowrap;
  overflow: hidden;
  border-left: 3px solid var(--accent);
  transition: background .12s;
}
.cal-entry:hover { background: var(--accent-softer); }
.cal-entry .e-time { color: var(--text-4); font-weight: 500; font-variant-numeric: tabular-nums; }
.cal-entry.meeting { border-left-color: var(--purple); background: var(--purple-soft); }
.cal-entry.research { border-left-color: var(--accent); background: var(--accent-soft); }
.cal-entry.work { border-left-color: var(--amber); background: var(--amber-soft); }
.cal-entry.lab { border-left-color: var(--teal); background: var(--teal-soft); }
.cal-entry.deadline { border-left-color: var(--red); background: var(--red-soft); }
.cal-more { font-size: 10.5px; color: var(--text-4); padding: 1px 4px; font-weight: 600; }
.cal-task-line { display: flex; gap: 5px; align-items: center; font-size: 10.5px; color: var(--text-3); }
.cal-task-line::before { content: ""; width: 5px; height: 5px; border-radius: 2px; background: var(--text-4); }
.cal-memo-line { display: flex; gap: 5px; align-items: center; font-size: 10.5px; color: var(--amber); }
.cal-memo-line::before { content: "✎"; font-size: 10px; }
.cal-meta-dots { display: none; gap: 4px; margin-top: 5px; }
.cal-dot { width: 5px; height: 5px; border-radius: 50%; }
.cal-dot.dot-e { background: var(--purple); }
.cal-dot.dot-t { background: var(--text-4); }
.cal-dot.dot-m { background: var(--amber); }

/* Week view */
.cal-week-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; min-height: 480px; }
.cal-week-col { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--card); }
.cal-week-col.today-cell { border-color: var(--accent-border); }
.cal-week-head {
  text-align: center;
  padding: 9px 4px 7px;
  border-bottom: 1px solid var(--border);
  background: var(--card-2);
}
.cal-week-dow { font-size: 10.5px; font-weight: 650; color: var(--text-4); text-transform: uppercase; }
.cal-week-day {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  margin-top: 3px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 650;
  color: var(--text-2);
}
.cal-week-col.today-cell .cal-week-day { background: var(--accent); color: #fff; }
.cal-week-body { padding: 7px; display: flex; flex-direction: column; gap: 5px; }
.cal-week-body .cal-entry { background: var(--card-2); }
.cal-week-empty { color: var(--text-4); font-size: 11px; text-align: center; padding: 20px 4px; }

/* Day view */
.cal-day-view { display: grid; grid-template-columns: 56px 1fr; min-height: 500px; }
.cal-time-rail { position: relative; }
.cal-time-label {
  position: absolute;
  right: 10px;
  transform: translateY(-7px);
  font-size: 10.5px;
  color: var(--text-4);
  font-variant-numeric: tabular-nums;
  font-weight: 550;
}
.cal-day-body { position: relative; border-left: 1px solid var(--border); margin-left: 10px; }
.cal-hour-line { position: absolute; left: 0; right: 0; height: 1px; background: var(--border); opacity: .7; }
.cal-day-event {
  position: absolute;
  left: 8px;
  right: 8px;
  border-radius: 9px;
  padding: 7px 10px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  overflow: hidden;
  transition: box-shadow .13s, filter .13s;
  border: 1px solid transparent;
}
.cal-day-event:hover { box-shadow: var(--shadow-md); filter: brightness(1.03); }
.cal-day-event.meeting { background: var(--purple-soft); color: var(--purple); }
.cal-day-event.research { background: var(--accent-soft); color: var(--accent); }
.cal-day-event.work { background: var(--amber-soft); color: var(--amber); }
.cal-day-event.lab { background: var(--teal-soft); color: var(--teal); }
.cal-day-event.deadline { background: var(--red-soft); color: var(--red); }
.cal-day-event .de-time { font-size: 10.5px; opacity: .75; font-weight: 600; font-variant-numeric: tabular-nums; }
.cal-day-empty {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--text-4);
  font-size: 12.5px;
}

/* Day detail panel */
.cal-panel { padding: 18px 18px 16px; min-height: 380px; position: sticky; top: calc(var(--topbar-h) + 24px); max-height: calc(100vh - var(--topbar-h) - 48px); overflow-y: auto; }
.panel-date { font-size: 11px; font-weight: 650; text-transform: uppercase; letter-spacing: .07em; color: var(--accent); }
.panel-title { font-size: 17px; font-weight: 700; margin-top: 3px; letter-spacing: -0.01em; }
.panel-actions { display: flex; gap: 7px; margin-top: 12px; }
.panel-section { margin-top: 18px; }
.panel-section h4 {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-4);
}
.panel-event {
  display: flex;
  gap: 10px;
  padding: 7px 0;
  border-radius: 8px;
  cursor: pointer;
  align-items: baseline;
}
.panel-event:hover { background: var(--card-2); }
.panel-event .pe-time { font-size: 11.5px; color: var(--text-3); font-weight: 600; font-variant-numeric: tabular-nums; min-width: 42px; }
.panel-event .pe-title { font-size: 13px; font-weight: 550; color: var(--text-2); }
.panel-task { display: flex; align-items: center; gap: 9px; padding: 6px 0; cursor: pointer; }
.panel-task .task-check { width: 16px; height: 16px; }
.panel-task .task-title { font-size: 13px; }
.panel-memo {
  margin-top: 6px;
  font-size: 12.5px;
  color: var(--text-2);
  background: var(--card-2);
  border-radius: 10px;
  padding: 10px 12px;
  line-height: 1.65;
  white-space: pre-line;
}
.panel-empty { color: var(--text-4); font-size: 12.5px; padding: 8px 0; }

/* ---------- Research ---------- */
.research-toolbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 12px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.field-search { position: relative; flex: 1; min-width: 200px; max-width: 380px; }
.field-search input {
  width: 100%;
  height: 36px;
  padding: 0 12px 0 34px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--card-2);
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.field-search input::placeholder { color: var(--text-4); }
.field-search input:focus { border-color: var(--accent-border); box-shadow: 0 0 0 3px var(--accent-soft); background: var(--card); }
.filter-pills { display: flex; gap: 5px; flex-wrap: wrap; }
.pill {
  height: 30px;
  padding: 0 13px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-3);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all .14s;
}
.pill:hover { color: var(--text); border-color: var(--border-strong); background: var(--card-2); }
.pill.active { background: var(--accent-soft); color: var(--accent); border-color: var(--accent-border); }
.select {
  height: 34px;
  padding: 0 30px 0 12px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--card-2);
  color: var(--text-2);
  font-size: 12.5px;
  font-weight: 550;
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 9px center;
}
.select:focus { border-color: var(--accent-border); box-shadow: 0 0 0 3px var(--accent-soft); }

.research-layout {
  display: grid;
  grid-template-columns: minmax(380px, 46%) 1fr;
  gap: 16px;
  align-items: start;
}
.paper-list-card { max-height: calc(100vh - 300px); overflow-y: auto; }
.paper-list { padding: 6px; }
.paper-card {
  padding: 14px 15px 13px;
  border-radius: 11px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background .13s, border-color .13s;
  position: relative;
}
.paper-card + .paper-card { border-top: 1px solid var(--border); border-radius: 0; }
.paper-card:hover { background: var(--card-2); }
.paper-card.selected { background: var(--accent-softer); border-color: var(--accent-border); border-radius: 11px; }
.paper-card.selected + .paper-card { border-top: 1px solid transparent; }
.paper-top { display: flex; gap: 8px; align-items: flex-start; }
.unread-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 6px;
  flex-shrink: 0;
}
.paper-card.read .unread-dot { background: transparent; }
.paper-title { font-size: 13.5px; font-weight: 650; color: var(--text); line-height: 1.4; letter-spacing: -0.005em; }
.paper-title-en { font-size: 11.5px; color: var(--text-4); line-height: 1.35; margin-top: 2px; }
.paper-meta { margin-top: 4px; font-size: 12px; color: var(--text-3); }
.paper-authors { margin-top: 4px; font-size: 12px; color: var(--text-2); }
.paper-abs {
  margin-top: 7px;
  font-size: 12.5px;
  color: var(--text-3);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.paper-foot { display: flex; align-items: center; gap: 7px; margin-top: 9px; flex-wrap: wrap; }
.tag {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: 20px;
}
.tag.cat-arrhythmia { color: var(--purple); background: var(--purple-soft); }
.tag.cat-non-arrhythmia { color: var(--teal); background: var(--teal-soft); }
.tag.tag-ai { color: var(--amber); background: var(--amber-soft); font-weight: 700; }
#researchModeSeg { align-self: flex-start; }
.paper-star {
  margin-left: auto;
  width: 27px;
  height: 27px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-4);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background .13s, color .13s;
}
.paper-star:hover { background: var(--amber-soft); color: var(--amber); }
.paper-star.on { color: var(--amber); }
.paper-added { font-size: 11px; color: var(--text-4); margin-left: auto; }
.paper-list-empty { padding: 40px 16px; text-align: center; color: var(--text-4); }
.paper-list-empty svg { margin: 0 auto 10px; color: var(--text-4); opacity: .6; }
.paper-list-empty .retry { margin-top: 10px; }

.paper-detail-card { padding: 22px 24px; position: sticky; top: calc(var(--topbar-h) + 24px); max-height: calc(100vh - var(--topbar-h) - 48px); overflow-y: auto; min-height: 520px; }
.pd-kicker { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--accent); }
.pd-title { font-size: 19px; font-weight: 700; line-height: 1.35; letter-spacing: -0.015em; margin-top: 6px; }
.pd-title-en { font-size: 13px; color: var(--text-3); line-height: 1.45; margin-top: 6px; }
.pd-abstract-en { color: var(--text-3); font-size: 12.5px; }
.pd-abs-sec { margin-top: 10px; }
.pd-abs-sec-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 4px;
}
.pd-abs-sec .pd-abstract { margin-top: 2px; }
.paper-link { color: var(--accent); font-size: 13px; text-decoration: none; }
.pd-authors { margin-top: 10px; font-size: 13px; color: var(--text-2); font-weight: 550; }
.pd-journal { margin-top: 4px; font-size: 12.5px; color: var(--text-3); }
.pd-divider { height: 1px; background: var(--border); margin: 17px 0; }
.pd-section-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--text-4); margin-bottom: 7px; }
.pd-abstract { font-size: 13.5px; color: var(--text-2); line-height: 1.7; }
.pd-key-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.pd-key {
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}
.pd-key .k-label { font-size: 10.5px; font-weight: 650; color: var(--text-4); text-transform: uppercase; letter-spacing: .05em; }
.pd-key .k-value { font-size: 12.5px; font-weight: 600; color: var(--text); margin-top: 3px; line-height: 1.4; }
.pd-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.pd-actions { display: flex; gap: 8px; margin-top: 20px; flex-wrap: wrap; }
.pd-empty { display: grid; place-items: center; align-content: center; min-height: 460px; color: var(--text-4); text-align: center; }
.pd-empty svg { margin-bottom: 12px; opacity: .55; }

/* ---------- Market ---------- */
.mock-badge {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--amber);
  background: var(--amber-soft);
  padding: 2px 8px;
  border-radius: 20px;
  margin-right: 7px;
}
.stock-search { max-width: 300px; margin-left: auto; }

.market-overview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 18px;
}
.index-card { padding: 15px 17px 14px; transition: box-shadow .18s, transform .18s; }
.index-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.index-name { font-size: 12px; color: var(--text-3); font-weight: 600; display: flex; align-items: center; gap: 7px; }
.index-value { font-size: 21px; font-weight: 700; margin-top: 7px; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }
.index-change { font-size: 12.5px; font-weight: 650; margin-top: 3px; font-variant-numeric: tabular-nums; }
.up { color: var(--green); }
.down { color: var(--red); }
.index-trend { margin-left: auto; }

.market-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 16px;
  align-items: start;
}
.watchlist-card { padding-bottom: 8px; }
.table-wrap { overflow-x: auto; padding: 6px 10px 10px; }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
  text-align: left;
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-4);
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}
.table td { padding: 11px 10px; border-bottom: 1px solid var(--border); color: var(--text-2); vertical-align: middle; }
.table tr:last-child td { border-bottom: none; }
.table tbody tr { cursor: pointer; transition: background .12s; }
.table tbody tr:hover { background: var(--card-2); }
.table tbody tr.selected { background: var(--accent-softer); }
.sym-cell { display: flex; align-items: center; gap: 10px; }
.sym-logo {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 10px;
  font-weight: 800;
  color: #fff;
}
.sym-name { font-size: 13px; font-weight: 650; color: var(--text); }
.sym-sub { font-size: 11px; color: var(--text-4); }
.price-cell { font-weight: 650; color: var(--text); font-variant-numeric: tabular-nums; }
.change-cell { font-weight: 650; font-variant-numeric: tabular-nums; }
.spark { display: block; }
.spark.up polyline { stroke: var(--green); }
.spark.down polyline { stroke: var(--red); }
.table-empty td { text-align: center; padding: 30px 10px; color: var(--text-4); }

.stock-detail-card { padding: 20px 22px; position: sticky; top: calc(var(--topbar-h) + 24px); }

/* ---------- V2: language switch ---------- */
.lang-switch {
  display: inline-flex;
  padding: 3px;
  border-radius: 9px;
  background: var(--card-2);
  border: 1px solid var(--border);
}
.lang-opt {
  height: 26px;
  padding: 0 9px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-3);
  font-size: 11.5px;
  font-weight: 650;
  cursor: pointer;
  transition: background .14s, color .14s, box-shadow .14s;
}
.lang-opt:hover { color: var(--text); }
.lang-opt.active { background: var(--card); color: var(--text); box-shadow: var(--shadow-sm); }

/* ---------- V2: market status ---------- */
.market-status-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.market-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-2);
  font-size: 12px;
  font-weight: 550;
  box-shadow: var(--shadow-sm);
}
.status-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.dot-open { background: var(--green); box-shadow: 0 0 0 3px var(--green-soft); }
.dot-closed { background: var(--text-4); }
.dot-pre { background: var(--amber); box-shadow: 0 0 0 3px var(--amber-soft); }

.overview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 20px 2px 12px;
}
.overview-head h2 { font-size: 15px; }
.overview-realtime {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11.5px;
  color: var(--text-4);
  font-weight: 550;
}

/* ---------- V2: overview cards ---------- */
.market-overview { grid-template-columns: repeat(4, 1fr); }
.ov-card {
  padding: 15px 17px 14px;
  min-height: 96px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  cursor: pointer;
  transition: box-shadow .18s, transform .18s, border-color .18s;
}
.ov-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--border-strong); }
.ov-card.ov-add {
  align-items: center;
  justify-content: center;
  gap: 7px;
  color: var(--text-4);
  border-style: dashed;
  background: var(--card-2);
}
.ov-card.ov-add:hover { color: var(--accent); border-color: var(--accent-border); background: var(--accent-softer); }
.ov-plus {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text-3);
  box-shadow: var(--shadow-sm);
}
.ov-add-label { font-size: 12px; font-weight: 600; }
.ov-skeleton { min-height: 96px; background: linear-gradient(90deg, var(--card-2) 25%, var(--card) 50%, var(--card-2) 75%); background-size: 200% 100%; animation: shimmer 1.2s infinite; }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }
.ov-error {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 28px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  color: var(--text-3);
  font-size: 13px;
  background: var(--card);
}

/* ---------- V2: watchlist ---------- */
.row-del {
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 7px;
  background: transparent;
  color: var(--text-4);
  cursor: pointer;
  display: grid;
  place-items: center;
  opacity: 0;
  transition: opacity .13s, background .13s, color .13s;
}
.table tbody tr:hover .row-del { opacity: 1; }
.row-del:hover { background: var(--red-soft); color: var(--red); }
.watchlist-empty {
  padding: 44px 20px;
  text-align: center;
  color: var(--text-3);
}
.wl-empty-icon {
  width: 46px;
  height: 46px;
  margin: 0 auto 12px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
}
.wl-empty-title { font-size: 14px; font-weight: 650; color: var(--text-2); }
.wl-empty-desc { font-size: 12.5px; color: var(--text-4); margin-top: 4px; margin-bottom: 16px; }

/* ---------- V2: stock detail / panes ---------- */
.stock-detail-card { position: static; max-height: none; }
.sd-source {
  margin-left: auto;
  font-size: 10.5px;
  font-weight: 700;
  color: var(--amber);
  background: var(--amber-soft);
  padding: 3px 9px;
  border-radius: 20px;
  letter-spacing: .03em;
}
.sd-periods { margin-top: 14px; align-self: flex-start; }
.sd-stats { grid-template-columns: repeat(5, 1fr); }
.sd-pane { margin-top: 16px; }
.sd-pane-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}
.sd-pane-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--text-4); }
.sd-legend {
  font-size: 11px;
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: var(--mono);
}
.sd-chart { position: relative; width: 100%; overflow: hidden; border-radius: 10px; border: 1px solid var(--border); background: var(--card-2); }
.sd-chart > * { max-width: 100%; }
.chart-skeleton { position: absolute; inset: 0; padding: 14px; display: flex; flex-direction: column; gap: 12px; justify-content: center; }
.sk-line { height: 14px; border-radius: 6px; background: linear-gradient(90deg, var(--border) 25%, var(--card) 50%, var(--border) 75%); background-size: 200% 100%; animation: shimmer 1.2s infinite; }
.sk-line:nth-child(2) { width: 72%; }
.sk-line:nth-child(3) { width: 48%; }
.chart-error {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-3);
  font-size: 12.5px;
}
.sd-empty {
  display: grid;
  place-items: center;
  align-content: center;
  min-height: 420px;
  color: var(--text-4);
  gap: 10px;
}

/* ---------- V2: select-market modal ---------- */
.ov-type-row {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--text-2);
  font-size: 13.5px;
  font-weight: 550;
  cursor: pointer;
  transition: border-color .14s, background .14s, color .14s;
}
.ov-type-row:hover { border-color: var(--border-strong); background: var(--card-2); }
.ov-type-row.active { border-color: var(--accent-border); background: var(--accent-soft); color: var(--accent); }
.ov-radio {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.6px solid var(--border-strong);
  display: inline-block;
  flex-shrink: 0;
  transition: border-color .14s;
}
.ov-type-row.active .ov-radio { border-color: var(--accent); box-shadow: inset 0 0 0 4px var(--accent); }
.ov-opt-label { margin: 14px 2px 7px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--text-4); }
.ov-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--card);
  color: var(--text-2);
  font-size: 13px;
  cursor: pointer;
  margin-bottom: 6px;
  transition: border-color .13s, background .13s;
}
.ov-option:hover { border-color: var(--border-strong); background: var(--card-2); }
.ov-option.active { border-color: var(--accent-border); background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.ov-sym { font-family: var(--mono); font-size: 11.5px; color: var(--text-4); }
.ov-option.active .ov-sym { color: var(--accent); }
.ov-opt-empty { color: var(--text-4); font-size: 12.5px; padding: 8px 2px; }

/* ---------- V2: add-stock modal ---------- */
.stock-search-results { max-height: 320px; overflow-y: auto; }
.search-item.disabled { opacity: .62; cursor: default; }
.search-item.disabled:hover { background: transparent; }
.in-wl { font-size: 10px; font-weight: 700; color: var(--green); background: var(--green-soft); padding: 1px 7px; border-radius: 20px; margin-left: 6px; }

/* ============================================================
   V3 — real-data UI
   ============================================================ */

/* ---------- shared state blocks ---------- */
.section-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 22px 16px;
  color: var(--text-3);
  font-size: 13px;
  text-align: center;
}
.backend-hint { font-size: 11.5px; color: var(--text-4); max-width: 320px; }
.cal-error { min-height: 380px; }
.cal-loading { min-height: 380px; display: grid; place-items: center; color: var(--text-4); }
.link-btn {
  border: none;
  background: none;
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
}
.dash-skeleton {
  height: 16px;
  border-radius: 6px;
  margin: 10px 0;
  background: linear-gradient(90deg, var(--border) 25%, var(--card) 50%, var(--border) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s infinite;
}
.dash-skeleton.w70 { width: 70%; }
.dash-skeleton.w80 { width: 80%; }
.dash-skeleton.w85 { width: 85%; }
.dash-skeleton.w60 { width: 60%; }
.dash-skeleton.w90 { width: 90%; }
.form-error {
  color: var(--red);
  font-size: 12.5px;
  background: var(--red-soft);
  border-radius: 9px;
  padding: 9px 12px;
}
.check-row { margin-top: 2px; }

/* ---------- market mode / timestamps ---------- */
.mode-badge {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 2px 9px;
  border-radius: 20px;
}
.mode-dev { color: var(--amber); background: var(--amber-soft); }
.mode-live { color: var(--green); background: var(--green-soft); }
.sd-updated { font-size: 11px; color: var(--text-4); margin-top: 5px; font-variant-numeric: tabular-nums; }

/* ---------- calendar: multi-day ---------- */
.md-label {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 20px;
  padding: 1px 8px;
}
.task-range { margin-left: auto; }
.cal-entry.cont { opacity: .82; }
.cal-entry.event { border-left-color: var(--accent); background: var(--accent-soft); }
.cal-entry.event:hover { background: var(--accent-softer); }
.cal-day-event.event { background: var(--accent-soft); color: var(--accent); }
.cal-day-event.event:hover { box-shadow: var(--shadow-md); }
.cal-allday-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 4px 10px;
  border-bottom: 1px dashed var(--border);
  margin-bottom: 10px;
}
.cal-allday-chip {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: 7px;
  padding: 4px 10px;
  cursor: pointer;
}
.cal-day-tasks {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 6px 4px 12px;
  font-size: 11px;
  font-weight: 650;
  color: var(--text-4);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.cal-task-chip {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 4px 10px;
  cursor: pointer;
  text-transform: none;
  letter-spacing: 0;
}
.cal-task-chip.done { color: var(--text-4); text-decoration: line-through; }

/* week view: heads / span lane / columns */
.cal-week-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  grid-template-rows: auto auto 1fr;
  gap: 4px;
  min-height: 480px;
}
.cal-week-heads { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-week-head {
  text-align: center;
  padding: 9px 4px 7px;
  border-radius: 9px;
  background: var(--card-2);
  border: 1px solid var(--border);
}
.cal-week-head.today-head { border-color: var(--accent-border); background: var(--accent-soft); }
.cal-week-spans { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; min-height: 30px; }
.cal-span-bar {
  margin: 1px 2px;
  border-radius: 7px;
  padding: 5px 9px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
  transition: box-shadow .13s;
}
.cal-span-bar:hover { box-shadow: var(--shadow-md); }
.cs-time { font-size: 10px; opacity: .7; font-variant-numeric: tabular-nums; margin-right: 5px; }
.cal-week-cols { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-week-col {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--card);
}

/* ---------- email ---------- */
.email-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}
.email-accounts-card {
  padding: 14px;
  position: sticky;
  top: calc(var(--topbar-h) + 24px);
  max-height: calc(100vh - var(--topbar-h) - 48px);
  overflow-y: auto;
}
.email-acc-head {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-4);
  padding: 0 6px 8px;
}
.email-acc-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 8px;
  border-radius: 9px;
  cursor: pointer;
  color: var(--text-2);
  font-size: 12.5px;
  transition: background .13s, color .13s;
}
.email-acc-item:hover { background: var(--card-2); }
.email-acc-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.email-acc-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.email-acc-actions { display: flex; align-items: center; gap: 6px; margin-left: auto; flex-shrink: 0; }
.auth-missing {
  font-size: 10px;
  font-weight: 700;
  color: var(--amber);
  background: var(--amber-soft);
  padding: 2px 8px;
  border-radius: 20px;
  cursor: pointer;
  white-space: nowrap;
  transition: filter .13s;
}
.auth-missing:hover { filter: brightness(1.05); }
.acc-del { opacity: 0; }
.email-acc-item:hover .acc-del { opacity: 1; }
.email-prov-logo {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}
.email-prov-logo.gmail { background: #EA4335; }
.email-prov-logo.outlook { background: #0078D4; }
.email-prov-logo.x163 { background: #C7000B; font-size: 11px; font-weight: 800; letter-spacing: -0.02em; }
.email-prov-logo.all { background: var(--accent); color: #fff; }
.email-prov-logo.all svg { width: 14px; height: 14px; }
.email-unread {
  font-size: 10.5px;
  font-weight: 700;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: #fff;
}
.email-add-acc { margin: 10px 6px 4px; width: calc(100% - 12px); }
.email-empty-accounts { margin-top: 14px; padding: 18px 8px; text-align: center; }
.email-acc-loading { padding: 24px 10px; color: var(--text-4); font-size: 13px; text-align: center; }

.email-main { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; min-width: 0; }
.email-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 12px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.email-search { max-width: 420px; }
.email-list-card { min-height: 200px; }
#mailList { padding: 4px; }
.mail-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  cursor: pointer;
  transition: background .13s;
}
.mail-row + .mail-row { border-top: 1px solid var(--border); border-radius: 0; }
.mail-row:hover { background: var(--card-2); }
.mail-row.unread { background: var(--accent-softer); }
.mail-row.unread + .mail-row { border-top-color: transparent; }
.mail-row.selected { background: var(--accent-soft); }
.mail-row-main { flex: 1; min-width: 0; }
.mail-sender { font-size: 13px; font-weight: 650; color: var(--text); display: flex; align-items: center; gap: 7px; }
.mail-row.unread .mail-sender { font-weight: 750; }
.mail-row.unread .mail-subject { font-weight: 700; color: var(--text); }
.mail-subject { font-size: 13px; color: var(--text-2); margin-top: 3px; }
.mail-preview { font-size: 12px; color: var(--text-4); margin-top: 3px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mail-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
}
.mail-page-info { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.mail-jump { display: inline-flex; align-items: center; gap: 6px; }
.mail-jump-input { width: 64px; height: 30px; padding: 0 8px; text-align: center; font-variant-numeric: tabular-nums; }
.email-main.reading .email-list-card { display: none; }
.email-main.reading .email-detail-card { margin-top: 0; }
.mail-html {
  width: 100%;
  height: 540px;
  border: none;
  border-radius: 10px;
  background: #fff;
}
.blist-list { display: grid; gap: 6px; max-height: 260px; overflow-y: auto; margin-bottom: 12px; }
.blist-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--card-2);
}
.blist-key { font-size: 13px; font-weight: 600; color: var(--text-2); font-family: var(--mono); }
.blist-add { display: flex; gap: 8px; }
.blist-add .form-input { flex: 1; }
.mail-row-side { text-align: right; flex-shrink: 0; }
.mail-time { font-size: 11.5px; color: var(--text-4); font-variant-numeric: tabular-nums; }
.mail-account { font-size: 10px; font-weight: 700; color: var(--text-4); margin-top: 4px; letter-spacing: .05em; }
.mail-empty { padding: 48px 20px; text-align: center; color: var(--text-3); }

.email-detail-card { padding: 18px 22px; min-height: 180px; }
.mail-detail-head { display: flex; gap: 8px; margin-bottom: 14px; }
.mail-detail-subject { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; line-height: 1.4; }
.mail-detail-meta {
  margin-top: 12px;
  background: var(--card-2);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 12.5px;
  color: var(--text-2);
  display: grid;
  gap: 6px;
}
.mdm-label { color: var(--text-4); font-weight: 650; }
.mail-attachments { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-top: 4px; }
.att-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 9px;
  border-radius: 20px;
}
.mail-detail-body {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card-2);
  color: var(--text-2);
  font-size: 13.5px;
  line-height: 1.75;
  white-space: pre-wrap;
  word-break: break-word;
}
.mail-detail-empty { color: var(--text-4); font-size: 13px; text-align: center; padding: 40px 10px; }

.provider-row {
  display: flex;
  align-items: center;
  gap: 13px;
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
  cursor: pointer;
  text-align: left;
  transition: border-color .14s, background .14s;
}
.provider-row:hover { border-color: var(--accent-border); background: var(--accent-soft); }
.provider-row .email-prov-logo { width: 34px; height: 34px; font-size: 15px; }
.provider-name { display: block; font-size: 14px; font-weight: 650; color: var(--text); }
.provider-desc { display: block; font-size: 12px; color: var(--text-4); margin-top: 2px; }

@media (max-width: 1080px) {
  .email-layout { grid-template-columns: 220px minmax(0, 1fr); }
}

@media (max-width: 767px) {
  .email-layout { grid-template-columns: 1fr; }
  .email-accounts-card { position: static; max-height: none; }
  .email-toolbar { flex-wrap: wrap; }
  .email-search { max-width: none; flex: 1; }
  .mail-row { flex-direction: column; gap: 6px; }
  .mail-row-side { text-align: left; display: flex; gap: 10px; align-items: center; }
  .mail-row-main, .mail-sender, .mail-subject { min-width: 0; max-width: 100%; }
  .mail-preview { white-space: normal; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
  .cal-week-spans { min-height: 24px; }
  .cal-span-bar { font-size: 10.5px; padding: 3px 6px; }
}
.sd-header { display: flex; align-items: center; gap: 12px; }
.sd-sym {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 800;
  color: #fff;
}
.sd-name { font-size: 15px; font-weight: 700; }
.sd-symbol { font-size: 12px; color: var(--text-4); font-family: var(--mono); }
.sd-price-row { display: flex; align-items: baseline; gap: 12px; margin-top: 14px; }
.sd-price { font-size: 30px; font-weight: 750; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.sd-change { font-size: 14px; font-weight: 650; font-variant-numeric: tabular-nums; }
.sd-range-tabs { display: inline-flex; padding: 3px; border-radius: 9px; background: var(--card-2); border: 1px solid var(--border); margin-top: 14px; }
.sd-range-tabs button {
  border: none;
  background: transparent;
  height: 26px;
  padding: 0 11px;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 650;
  color: var(--text-3);
  cursor: pointer;
  transition: all .13s;
}
.sd-range-tabs button:hover { color: var(--text); }
.sd-range-tabs button.active { background: var(--card); color: var(--text); box-shadow: var(--shadow-sm); }
.sd-chart { margin-top: 14px; width: 100%; }
.sd-chart svg { width: 100%; height: auto; display: block; }
.sd-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 16px; }
.sd-stat { background: var(--card-2); border-radius: 9px; padding: 8px 11px; }
.sd-stat .sl { font-size: 10px; font-weight: 650; color: var(--text-4); text-transform: uppercase; letter-spacing: .05em; }
.sd-stat .sv { font-size: 12.5px; font-weight: 650; color: var(--text); margin-top: 2px; font-variant-numeric: tabular-nums; }

/* ---------- Global search results ---------- */
.search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 13px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  z-index: 80;
  max-height: 480px;
  overflow-y: auto;
  animation: popIn .14s ease;
}
.search-group-label {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-4);
  padding: 12px 14px 5px;
}
.search-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 9px 14px;
  cursor: pointer;
  transition: background .12s;
}
.search-item:hover { background: var(--card-2); }
.search-item.active { background: var(--accent-soft); }
.search-item-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  flex-shrink: 0;
}
.search-item-icon.stock { background: var(--green-soft); color: var(--green); }
.search-item-icon.cal { background: var(--purple-soft); color: var(--purple); }
.search-item-icon.note { background: var(--amber-soft); color: var(--amber); }
.search-item-title { font-size: 13px; font-weight: 600; color: var(--text); line-height: 1.35; }
.search-item-sub { font-size: 11.5px; color: var(--text-4); margin-top: 1px; }
.search-empty { padding: 26px 16px; text-align: center; color: var(--text-4); font-size: 13px; }
.search-hint {
  padding: 12px 14px;
  text-align: center;
  color: var(--text-4);
  font-size: 12px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: center;
  gap: 14px;
}
.search-hint kbd { font-family: var(--mono); font-size: 10.5px; background: var(--card-2); border: 1px solid var(--border); border-radius: 5px; padding: 1px 5px; color: var(--text-3); }
mark { background: var(--amber-soft); color: inherit; border-radius: 3px; padding: 0 1px; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed;
  top: 0; right: 0; bottom: 0; left: 0;
  inset: 0;
  background: rgba(15, 18, 25, 0.48);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 100;
  animation: fadeIn .16s ease;
}
.modal {
  width: min(480px, 94vw);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 17px;
  box-shadow: var(--shadow-lg);
  animation: popIn .18s cubic-bezier(.2,.9,.3,1.2);
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.modal.wide { width: min(560px, 94vw); }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes popIn {
  from { opacity: 0; transform: translateY(10px) scale(0.97); }
  to { opacity: 1; transform: none; }
}
.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 19px 22px 12px;
}
.modal-head h2 { font-size: 16.5px; }
.modal-sub { font-size: 12.5px; color: var(--text-3); margin-top: 4px; }
.modal-close {
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-4);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background .13s, color .13s;
  flex-shrink: 0;
}
.modal-close:hover { background: var(--card-2); color: var(--text); }
.modal-body { padding: 4px 22px 8px; overflow-y: auto; }
.modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 9px;
  padding: 14px 22px 18px;
  border-top: 1px solid var(--border);
  margin-top: 6px;
}
.form-grid { display: grid; gap: 13px; }
.form-row { display: grid; gap: 6px; }
.form-row.two-col { grid-template-columns: 1fr 1fr; gap: 10px; }
.form-label { font-size: 12px; font-weight: 650; color: var(--text-2); }
.form-input {
  width: 100%;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--card-2);
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: border-color .14s, box-shadow .14s, background .14s;
}
.form-input::placeholder { color: var(--text-4); }
.form-input:focus { border-color: var(--accent-border); box-shadow: 0 0 0 3px var(--accent-soft); background: var(--card); }
textarea.form-input { height: auto; min-height: 92px; padding: 10px 12px; resize: vertical; line-height: 1.55; }

.modal-event-detail { padding: 2px 22px 18px; }
.md-event-type { display: inline-block; font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 20px; }
.md-event-title { font-size: 18px; font-weight: 700; margin-top: 10px; line-height: 1.4; }
.md-event-meta { display: flex; flex-direction: column; gap: 8px; margin-top: 14px; }
.md-meta-row { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-2); }
.md-meta-row svg { color: var(--text-4); }
.md-note {
  margin-top: 15px;
  background: var(--card-2);
  border-radius: 10px;
  padding: 11px 13px;
  font-size: 12.5px;
  color: var(--text-2);
  line-height: 1.6;
}

/* Settings / Help rows */
.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--border);
}
.setting-row:last-child { border-bottom: none; }
.setting-label { font-size: 13.5px; font-weight: 600; color: var(--text); }
.setting-desc { font-size: 12px; color: var(--text-3); margin-top: 2px; }
.switch {
  position: relative;
  width: 40px;
  height: 22px;
  border-radius: 22px;
  background: var(--border-strong);
  border: none;
  cursor: pointer;
  transition: background .16s;
  flex-shrink: 0;
  padding: 0;
}
.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(16,24,40,.25);
  transition: transform .16s;
}
.switch.on { background: var(--accent); }
.switch.on::after { transform: translateX(18px); }

.help-shortcut { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border); }
.help-shortcut:last-child { border-bottom: none; }
.help-shortcut .hs-label { font-size: 13px; color: var(--text-2); }
.help-shortcut kbd {
  font-family: var(--mono);
  font-size: 11px;
  background: var(--card-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 8px;
  color: var(--text-3);
}

/* ---------- Toast ---------- */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  z-index: 120;
  pointer-events: none;
}
.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 250px;
  max-width: 360px;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  padding: 11px 14px;
  font-size: 13px;
  font-weight: 550;
  pointer-events: auto;
  animation: toastIn .25s cubic-bezier(.2,.9,.3,1.1);
}
.toast.leaving { animation: toastOut .22s ease forwards; }
.toast-icon {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: var(--green);
  background: var(--green-soft);
}
.toast.info .toast-icon { color: var(--accent); background: var(--accent-soft); }
.toast.error .toast-icon { color: var(--red); background: var(--red-soft); }
@keyframes toastIn {
  from { opacity: 0; transform: translateX(24px) scale(.97); }
  to { opacity: 1; transform: none; }
}
@keyframes toastOut {
  to { opacity: 0; transform: translateX(20px) scale(.97); }
}

/* ---------- Mobile bottom nav ---------- */
.mobile-nav {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 62px;
  background: var(--card);
  background: color-mix(in srgb, var(--card) 90%, transparent);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  z-index: 60;
}
.m-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--text-4);
  font-size: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: color .14s;
}
.m-nav-item.active { color: var(--accent); }

/* ---------- Responsive ---------- */
@media (max-width: 1240px) {
  .cal-layout { grid-template-columns: 210px minmax(0, 1fr); }
  .cal-panel { grid-column: 1 / -1; position: static; max-height: none; }
  .dash-grid { grid-template-columns: minmax(0, 1fr) 340px; }
}

@media (max-width: 1080px) {
  .market-layout { grid-template-columns: minmax(0, 1fr); }
  .stock-detail-card { position: static; }
  .research-layout { grid-template-columns: minmax(0, 1fr); }
  .paper-detail-card { position: static; max-height: none; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .market-overview { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1023px) {
  :root { --sidebar-w: 64px; }
  .sidebar { padding: 16px 9px 12px; }
  .brand-text, .nav-label, .nav-item span, .sidebar-footer .footer-text { display: none; }
  .nav-item { justify-content: center; padding: 10px 0; }
  .nav-item.active::before { left: -9px; }
  .sidebar-footer { justify-content: center; padding: 11px 0; margin: 18px 0 0; }
  .footer-mark { width: 34px; height: 34px; }
  .nav-section + .nav-section { margin-top: 16px; }
  .dash-grid { grid-template-columns: minmax(0, 1fr); }
  .dash-right { grid-template-columns: 1fr 1fr; }
  .cal-layout { grid-template-columns: minmax(0, 1fr); }
  .cal-side { grid-template-columns: 1fr 1fr; }
  .cal-panel { grid-column: auto; }
}

@media (max-width: 767px) {
  :root { --topbar-h: 58px; }
  .topbar { padding: 0 12px; gap: 10px; }
  .brand-sub, .today-btn, .search-kbd { display: none; }
  .brand-name { font-size: 13px; }
  .global-search { max-width: none; }
  .global-search input { height: 36px; }
  .topbar-actions { gap: 2px; }
  .sidebar { display: none; }
  .main { margin-left: 0; padding: 20px 14px 90px; }
  .mobile-nav { display: flex; }
  .page-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .page-head h1 { font-size: 20px; }
  .cal-controls { width: 100%; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
  .stats-row { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-value { font-size: 23px; }
  .market-overview { grid-template-columns: 1fr 1fr; gap: 10px; }
  .index-value { font-size: 18px; }
  .dash-right { grid-template-columns: 1fr; }
  .cal-side { grid-template-columns: 1fr; }
  .cal-cell { min-height: 64px; padding: 4px 5px; }
  .cal-entries { display: none; }
  .cal-meta-dots { display: flex; }
  .cal-date { min-width: 20px; height: 20px; font-size: 11px; }
  .cal-cell.selected .cal-date { background: var(--accent-soft); }
  .cal-week-grid { min-width: 680px; }
  .cal-main { overflow-x: auto; }
  .research-toolbar { flex-direction: column; align-items: stretch; }
  .field-search { max-width: none; }
  .filter-pills { justify-content: flex-start; overflow-x: auto; padding-bottom: 2px; }
  .paper-detail-card { min-height: 0; }
  .pd-key-grid { grid-template-columns: 1fr; }
  .table th:nth-child(3), .table td:nth-child(3) { display: none; }
  .sd-stats { grid-template-columns: repeat(2, 1fr); }
  .overview-head { flex-wrap: wrap; }
  .market-status-row { gap: 6px; }
  .market-chip { font-size: 11px; padding: 4px 9px; }
  .sd-legend { font-size: 10px; }
  .toast-container { left: 14px; right: 14px; bottom: 74px; }
  .toast { max-width: none; min-width: 0; }
  .modal { width: 94vw; }
  .form-row.two-col { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .stats-row { grid-template-columns: 1fr; }
  .market-overview { grid-template-columns: 1fr 1fr; }
  .brand-name { display: none; }
}

/* Density: compact mode (Settings toggle) */
body.compact .main { padding-top: 22px; }
body.compact .stat-card { padding: 13px 15px 12px; }
body.compact .stat-value { font-size: 23px; margin-top: 3px; }
body.compact .cal-cell { min-height: 78px; }
body.compact .paper-card { padding: 10px 12px; }
body.compact .card-head { padding-top: 12px; }

/* ---------- Accessibility & motion preferences ---------- */
button:focus-visible,
a:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================================
   Phone / WeChat in-app browser
   Safari, Android WebView and WeChat's built-in browser all shrink
   the viewport differently (address bar, notches, rubber-band
   scrolling), so the shell uses dynamic viewport units and the
   safe-area insets it reports.
   ============================================================ */
html { -webkit-text-size-adjust: 100%; }

body { overscroll-behavior-y: none; }

button, a, input, select, textarea, .nav-item, .m-nav-item, .cal-cell, .paper-card {
  -webkit-tap-highlight-color: transparent;
}

/* dvh keeps the shell as tall as the *visible* area on phones, so the
   bottom nav is never hidden behind the browser's own toolbar. */
@supports (min-height: 100dvh) {
  .app { min-height: 100dvh; }
  .main { min-height: calc(100dvh - var(--topbar-h)); }
  .cal-panel { max-height: calc(100dvh - var(--topbar-h) - 48px); }
  .paper-detail-card { max-height: calc(100dvh - var(--topbar-h) - 48px); }
}

@media (max-width: 767px) {
  .topbar {
    height: calc(var(--topbar-h) + env(safe-area-inset-top));
    padding-top: env(safe-area-inset-top);
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
  }
  /* The Ctrl K chip is hidden here, so its 74px of reserved space is free. */
  .global-search input { padding-right: 14px; }
  .main {
    margin-top: calc(var(--topbar-h) + env(safe-area-inset-top));
    padding-bottom: calc(90px + env(safe-area-inset-bottom));
  }
  .mobile-nav {
    height: calc(62px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
  }
  .toast-container { bottom: calc(74px + env(safe-area-inset-bottom)); }

  /* iOS/WeChat zoom the whole page in when a focused field is under 16px. */
  input, select, textarea { font-size: 16px !important; }

  /* Comfortable thumb targets on touch screens. */
  .icon-btn, .btn-sm, .lang-opt { min-height: 34px; }
  .m-nav-item { min-height: 48px; }
  .filter-pills { -webkit-overflow-scrolling: touch; }
}

/* Small phones (320–380px): the topbar is the tightest spot, so the
   controls shrink instead of running off the right edge. */
@media (max-width: 380px) {
  .topbar { gap: 8px; padding-left: max(10px, env(safe-area-inset-left)); padding-right: max(10px, env(safe-area-inset-right)); }
  .topbar-actions { gap: 3px; }
  .topbar-actions .icon-btn { width: 30px; height: 30px; }
  .topbar-actions .avatar { width: 30px; height: 30px; margin-left: 0; }
  .lang-switch { padding: 2px; }
  .lang-opt { padding: 0 6px; font-size: 11px; }
  .global-search input { padding-left: 32px; }
  .search-glyph { left: 10px; }
}