.header-logo {
  font-family: var(--font-family-display);
  font-size: var(--font-size-26);
  letter-spacing: 0.08em;
  color: var(--accent);
}

.header-meta { font-size: var(--font-size-12); color: var(--text3); }

.header-meta-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-reset,
.btn-upload,
.btn-compare,
.btn-review-outliers,
.btn-apply-outliers,
.btn-ignore-all,
.btn-pdf,
.btn-plan,
.btn-ghost {
  font-family: var(--font-family-base);
  border-radius: var(--radius-control);
  min-height: var(--control-height-md);
  line-height: 1;
  transition: var(--transition-ui);
}

.btn-reset {
  background: var(--bg3);
  color: var(--text2);
  border: 1px solid var(--border);
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-12);
  cursor: pointer;
  transition: transform var(--transition-ui), box-shadow var(--transition-ui), border-color var(--transition-ui), color var(--transition-ui), background-color var(--transition-ui);
}

.btn-reset:hover { border-color: var(--text3); color: var(--text); transform: translateY(-1px); box-shadow: var(--shadow-xs); }

.btn-upload {
  display: inline-block;
  margin-top: 1.5rem;
  padding: var(--space-3) var(--space-6);
  background: var(--accent);
  color: #0a0a0a;
  font-weight: 600;
  font-size: var(--font-size-13);
  letter-spacing: 0.05em;
  border: none;
  cursor: pointer;
  transition: transform var(--transition-ui), box-shadow var(--transition-ui), opacity var(--transition-ui);
}

.btn-upload:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: var(--shadow-xs); }

.btn-compare {
  background: var(--accent);
  color: #0a0a0a;
  border: none;
  padding: var(--space-3) var(--space-6);
  font-weight: 600;
  font-size: var(--font-size-13);
  cursor: pointer;
  transition: transform var(--transition-ui), box-shadow var(--transition-ui), opacity var(--transition-ui);
  white-space: nowrap;
}

.btn-compare:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: var(--shadow-xs); }

.btn-review-outliers {
  background: rgba(255,165,2,0.15);
  color: var(--amber);
  border: 1px solid rgba(255,165,2,0.3);
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-12);
  font-weight: 500;
  cursor: pointer;
  transition: transform var(--transition-ui), box-shadow var(--transition-ui), border-color var(--transition-ui), background-color var(--transition-ui), color var(--transition-ui);
  white-space: nowrap;
}

.btn-review-outliers:hover { background: rgba(255,165,2,0.25); transform: translateY(-1px); box-shadow: var(--shadow-xs); }

.btn-apply-outliers {
  background: var(--accent);
  color: #0a0a0a;
  border: none;
  padding: var(--space-3) var(--space-5);
  font-weight: 600;
  font-size: var(--font-size-13);
  cursor: pointer;
  transition: transform var(--transition-ui), box-shadow var(--transition-ui), opacity var(--transition-ui);
}

.btn-apply-outliers:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: var(--shadow-xs); }

.btn-ignore-all {
  background: rgba(255,165,2,0.12);
  color: var(--amber);
  border: 1px solid rgba(255,165,2,0.25);
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-12);
  cursor: pointer;
  transition: transform var(--transition-ui), box-shadow var(--transition-ui), border-color var(--transition-ui), background-color var(--transition-ui), color var(--transition-ui);
}

.btn-ignore-all:hover { background: rgba(255,165,2,0.2); transform: translateY(-1px); box-shadow: var(--shadow-xs); }

.btn-pdf {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg3);
  color: var(--text2);
  border: 1px solid var(--border);
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-12);
  cursor: pointer;
  transition: transform var(--transition-ui), box-shadow var(--transition-ui), border-color var(--transition-ui), color var(--transition-ui), background-color var(--transition-ui);
  text-decoration: none;
}

.btn-pdf:hover { border-color: var(--text3); color: var(--text); transform: translateY(-1px); box-shadow: var(--shadow-xs); }

.btn-plan {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(180,255,71,0.1);
  color: var(--accent);
  border: 1px solid rgba(180,255,71,0.3);
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-12);
  font-weight: 500;
  cursor: pointer;
  transition: transform var(--transition-ui), box-shadow var(--transition-ui), border-color var(--transition-ui), background-color var(--transition-ui), color var(--transition-ui);
}

.btn-plan:hover { background: rgba(180,255,71,0.18); transform: translateY(-1px); box-shadow: var(--shadow-xs); }

.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: var(--space-4) var(--space-5);
  position: relative;
  cursor: help;
}

.stat-label { font-size: var(--font-size-11); color: var(--text3); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 4px; }
.stat-value { font-family: var(--font-family-display); font-size: var(--font-size-32); color: var(--accent2); letter-spacing: 0.03em; line-height: 1; }
.stat-sub { font-size: var(--font-size-11); color: var(--text3); margin-top: 2px; }

.streak-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: var(--space-4) var(--space-5);
  position: relative;
  overflow: hidden;
  cursor: help;
}

.streak-card.active-streak { border-color: rgba(180,255,71,0.35); }
.streak-card.dead-streak { border-color: rgba(255,71,87,0.25); }
.streak-fire { font-size: var(--font-size-11); font-weight: 500; letter-spacing: 0.05em; margin-bottom: 2px; }
.streak-fire.on { color: var(--accent); }
.streak-fire.off { color: var(--red); }
.streak-num { font-family: var(--font-family-display); font-size: var(--font-size-32); letter-spacing: 0.03em; line-height: 1; }
.streak-num.on { color: var(--accent); }
.streak-num.off { color: var(--red); }
.streak-sub { font-size: var(--font-size-11); color: var(--text3); margin-top: 2px; }

.ex-search,
.pr-search,
.ses-list-search input,
.cmp-date-input,
.ex-select,
.pr-sort {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  padding: var(--space-2) var(--space-4);
  color: var(--text);
  font-family: var(--font-family-base);
  font-size: var(--font-size-13);
  min-height: var(--control-height-md);
  outline: none;
  transition: border-color var(--transition-ui), box-shadow var(--transition-ui), color var(--transition-ui);
}

.ex-search:focus,
.pr-search:focus,
.ses-list-search input:focus,
.cmp-date-input:focus,
.ex-select:focus,
.pr-sort:focus { border-color: var(--accent); }

.ex-search::placeholder,
.pr-search::placeholder,
.ses-list-search input::placeholder { color: var(--text3); }

select.ex-select,
select.pr-sort {
  padding: 8px 32px 8px 14px;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23555' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

.ex-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  transition: border-color var(--transition-ui), background-color var(--transition-ui), transform var(--transition-ui), box-shadow var(--transition-ui);
  position: relative;
  overflow: hidden;
}

.ex-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.15s;
}

.ex-card:hover { border-color: rgba(255,255,255,0.16); background: var(--bg3); box-shadow: var(--shadow-xs); transform: translateY(-1px); }
.ex-card:hover::before { opacity: 1; }
.ex-card.positive::before { opacity: 1; background: var(--accent); }
.ex-card.neutral::before { opacity: 1; background: var(--amber); }
.ex-card.negative::before { opacity: 1; background: var(--red); }

.ex-card-name { font-size: var(--font-size-13); font-weight: 500; color: var(--text); margin-bottom: var(--space-2); line-height: 1.3; }
.ex-card-stats { display: flex; gap: 12px; flex-wrap: wrap; }
.ex-stat-label { font-size: var(--font-size-10); color: var(--text3); text-transform: uppercase; letter-spacing: 0.08em; }
.ex-stat-value { font-family: var(--font-family-mono); font-size: var(--font-size-13); color: var(--text); }

.ex-delta {
  position: absolute;
  top: 1rem; right: 1rem;
  font-family: var(--font-family-mono);
  font-size: var(--font-size-12);
  font-weight: 500;
}

.ex-delta.pos { color: var(--accent); }
.ex-delta.neg { color: var(--red); }
.ex-delta.neu { color: var(--amber); }

.ex-sessions { font-size: var(--font-size-10); color: var(--text3); margin-top: var(--space-2); }

.prog-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-10);
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  margin-top: var(--space-2);
  letter-spacing: 0.04em;
}

.prog-badge.up   { background: rgba(180,255,71,0.15); color: #b4ff47; }
.prog-badge.hold { background: rgba(255,165,2,0.15);  color: #ffa502; }
.prog-badge.down { background: rgba(255,71,87,0.15);  color: #ff4757; }
.prog-badge.ok   { background: rgba(100,200,255,0.12); color: #7dd3fc; }

.chart-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: var(--space-5);
  position: relative;
  overflow: hidden;
}

.chart-card-title {
  font-size: var(--font-size-12);
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: 8px;
}

.chart-card-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,255,255,0.08), transparent);
}

.chart-toggle {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-4);
  background: var(--bg3);
  border-radius: var(--radius-md);
  padding: var(--space-1);
  width: fit-content;
}

.toggle-btn {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text3);
  font-family: var(--font-family-base);
  font-size: var(--font-size-12);
  font-weight: 500;
  cursor: pointer;
  transition: transform var(--transition-ui), color var(--transition-ui), background-color var(--transition-ui);
  white-space: nowrap;
}

.toggle-btn.active {
  background: var(--bg4);
  color: var(--accent);
}

.toggle-btn:hover:not(.active) { color: var(--text2); }

.metric-toggle {
  display: none;
  gap: 3px;
  background: var(--bg3);
  border-radius: var(--radius-md);
  padding: var(--space-1);
}

.metric-toggle.visible { display: flex; }

.metric-btn {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text3);
  font-family: var(--font-family-base);
  font-size: var(--font-size-11);
  font-weight: 500;
  cursor: pointer;
  transition: transform var(--transition-ui), color var(--transition-ui), background-color var(--transition-ui);
  white-space: nowrap;
}

.metric-btn.active { background: var(--bg4); color: var(--text2); }
.metric-btn:hover:not(.active) { color: var(--text2); }

.table-wrap { max-height: 280px; overflow-y: auto; border: 1px solid var(--border); border-radius: var(--radius-md); }
.table-wrap::-webkit-scrollbar { width: 4px; }
.table-wrap::-webkit-scrollbar-track { background: transparent; }
.table-wrap::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-12);
}

.history-table th {
  text-align: left;
  padding: 6px 10px;
  color: var(--text3);
  font-size: var(--font-size-10);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--border);
  font-weight: 400;
  position: sticky;
  top: 0;
  background: var(--panel-bg-strong);
  z-index: 1;
}

.history-table td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--bg3);
  color: var(--text2);
  font-family: var(--font-family-mono);
}

.history-table tbody tr:hover td { background: rgba(255,255,255,0.03); }

.history-table tr:last-child td { border-bottom: none; }
.history-table td:first-child { color: var(--text3); }
.history-table td.best { color: var(--accent); }

.table-section-label {
  font-size: var(--font-size-12);
  color: var(--text3);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-10);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.pill-green { background: rgba(180,255,71,0.12); color: var(--accent); }
.pill-red { background: rgba(255,71,87,0.12); color: var(--red); }
.pill-amber { background: rgba(255,165,2,0.12); color: var(--amber); }

.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem;
  color: var(--text3);
  gap: 1rem;
  min-height: 180px;
  border-radius: var(--radius-card);
  background: rgba(255,255,255,0.02);
  border: 1px dashed rgba(255,255,255,0.1);
}

.spinner {
  width: 28px; height: 28px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
}

.skeleton {
  position: relative;
  overflow: hidden;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.05) 45%, rgba(255,255,255,0.12) 50%, rgba(255,255,255,0.05) 55%, transparent 100%);
  transform: translateX(-120%);
  animation: skeletonShimmer 1.6s cubic-bezier(.22,.61,.36,1) infinite;
}

.skeleton-card {
  padding: var(--space-3) var(--space-4);
}

.skeleton-line {
  height: 10px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.08);
  margin: 8px 0;
}

.skeleton-line.sm { width: 40%; }
.skeleton-line.md { width: 70%; }
.skeleton-line.lg { width: 100%; }

.skeleton-grid {
  display: grid;
  gap: var(--space-3);
}

.empty {
  text-align: center;
  padding: 2.5rem;
  color: var(--text3);
  font-size: var(--font-size-13);
  border: 1px dashed rgba(255,255,255,0.12);
  border-radius: var(--radius-card);
  background: rgba(255,255,255,0.02);
  min-height: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.empty::before {
  content: '• • •';
  display: block;
  letter-spacing: 0.6em;
  color: var(--text3);
  opacity: 0.5;
  margin-bottom: 10px;
}

.filter-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(180,255,71,0.1);
  border: 1px solid rgba(180,255,71,0.25);
  border-radius: var(--radius-pill);
  padding: 3px 10px 3px 12px;
  font-size: var(--font-size-11);
  color: var(--accent);
}

.filter-badge-x {
  cursor: pointer;
  color: var(--accent);
  font-size: var(--font-size-13);
  line-height: 1;
  opacity: 0.7;
  transition: opacity var(--transition-ui);
}

.filter-badge-x:hover { opacity: 1; }

.page { display: none; }
.page.active { display: block; }

.session-filter-wrap {
  display: none;
  margin-bottom: 1rem;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.session-filter-wrap.visible { display: flex; }
.session-filter-label { font-size: var(--font-size-11); color: var(--text3); text-transform: uppercase; letter-spacing: 0.08em; white-space: nowrap; }
.session-chips { display: flex; gap: 6px; flex-wrap: wrap; }

.session-chip {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text3);
  font-family: var(--font-family-base);
  font-size: var(--font-size-11);
  cursor: pointer;
  transition: transform var(--transition-ui), border-color var(--transition-ui), color var(--transition-ui), background-color var(--transition-ui);
  white-space: nowrap;
}

.session-chip:hover { border-color: var(--text3); color: var(--text2); transform: translateY(-1px); }
.session-chip.active { border-color: var(--accent); color: var(--accent); background: rgba(180,255,71,0.06); }
.session-chip.all-chip { border-color: var(--text3); color: var(--text2); }
.session-chip.all-chip.active { border-color: var(--accent); color: var(--accent); background: rgba(180,255,71,0.06); }

.suggestion-box {
  border-radius: var(--border-radius-md, 8px);
  padding: 10px 14px;
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--font-size-12);
  line-height: 1.6;
}

.suggestion-box.up   { background: rgba(180,255,71,0.08); border: 1px solid rgba(180,255,71,0.2); }
.suggestion-box.hold { background: rgba(255,165,2,0.08);  border: 1px solid rgba(255,165,2,0.2); }
.suggestion-box.down { background: rgba(255,71,87,0.08);  border: 1px solid rgba(255,71,87,0.2); }
.suggestion-box.ok   { background: rgba(100,200,255,0.06); border: 1px solid rgba(100,200,255,0.15); }

.sug-icon { font-size: var(--font-size-16); flex-shrink: 0; margin-top: 1px; }
.sug-text { color: var(--color-text-secondary, #888); }
.sug-text strong { color: var(--color-text-primary, #f0f0f0); font-weight: 500; }

.sc-tip,
.kpi-tip {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(20,20,25,0.95);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  width: 220px;
  font-size: var(--font-size-11);
  color: var(--text2);
  line-height: 1.6;
  z-index: 999;
  pointer-events: none;
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-family-base);
  white-space: normal;
  box-shadow: var(--shadow-sm);
}

.kpi-wrap { position: relative; cursor: help; }

.sc-tip::after,
.kpi-tip::after {
  content: '';
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: #333;
}

.stat-card:hover .sc-tip,
.streak-card:hover .sc-tip,
.hm-stat:hover .sc-tip,
.kpi-wrap:hover .kpi-tip { display: block; }

.sc-tip-title,
.kpi-tip-title { font-weight: 500; color: var(--text); margin-bottom: 3px; font-size: var(--font-size-11); }

/* Premium redesign overrides */
.header-logo {
  font-family: var(--font-family-display);
  font-size: var(--font-size-18);
  letter-spacing: 0.06em;
}

.btn-reset,
.btn-upload,
.btn-compare,
.btn-review-outliers,
.btn-apply-outliers,
.btn-ignore-all,
.btn-pdf,
.btn-plan {
  transition: var(--transition-ui);
  box-shadow: none;
}

.btn-reset:active,
.btn-upload:active,
.btn-compare:active,
.btn-review-outliers:active,
.btn-apply-outliers:active,
.btn-ignore-all:active,
.btn-pdf:active,
.btn-plan:active,
.btn-ghost:active,
.toggle-btn:active,
.metric-btn:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-reset {
  background: var(--bg3);
  border-color: rgba(255,255,255,0.08);
  color: var(--text2);
}

.btn-reset:hover { color: var(--text); border-color: rgba(255,255,255,0.18); }

.btn-upload,
.btn-compare,
.btn-apply-outliers {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #0b0b0f;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.btn-upload:hover,
.btn-compare:hover,
.btn-apply-outliers:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-review-outliers,
.btn-ignore-all {
  background: rgba(245,158,11,0.12);
  border-color: rgba(245,158,11,0.35);
  color: var(--warning);
}

.btn-pdf,
.btn-plan {
  background: var(--panel-bg-strong);
  border-color: rgba(255,255,255,0.08);
  color: var(--text2);
}

.btn-plan {
  color: var(--accent2);
  border-color: var(--accent-soft-strong);
  background: var(--accent-soft);
}

.btn-ghost {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  color: var(--text2);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-12);
  cursor: pointer;
  transition: transform var(--transition-ui), box-shadow var(--transition-ui), border-color var(--transition-ui), color var(--transition-ui), background-color var(--transition-ui);
}

.btn-ghost:hover { color: var(--text); border-color: rgba(255,255,255,0.14); transform: translateY(-1px); box-shadow: var(--shadow-xs); }

.magnetic { position: relative; }

.theme-switcher {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.theme-switcher-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text2);
  font-size: var(--font-size-12);
  cursor: pointer;
  transition: var(--transition-ui);
}

.theme-switcher-trigger:hover {
  color: var(--text);
  border-color: rgba(255,255,255,0.14);
}

.theme-switcher-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 10px rgba(var(--accent-rgb), 0.5);
}

.theme-switcher-current {
  font-weight: 600;
  color: var(--text);
}

.theme-switcher-caret {
  font-size: var(--font-size-10);
  opacity: 0.6;
}

.theme-switcher-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 260px;
  padding: var(--space-3);
  background: var(--panel-bg-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  display: grid;
  gap: var(--space-3);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: var(--transition-med);
  backdrop-filter: blur(14px);
  z-index: var(--z-overlay);
}

.theme-switcher.open .theme-switcher-panel {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.theme-option {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background: rgba(255,255,255,0.02);
  color: var(--text2);
  cursor: pointer;
  transition: var(--transition-ui);
  text-align: left;
}

.theme-option:hover {
  border-color: rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.05);
  color: var(--text);
}

.theme-option[aria-pressed="true"] {
  border-color: var(--accent-soft-strong);
  box-shadow: 0 0 0 1px var(--accent-soft);
  background: rgba(var(--accent-rgb), 0.08);
  color: var(--text);
}

.theme-preview {
  width: 64px;
  height: 44px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.08);
  background: linear-gradient(135deg, #0f1115, #1a1f2b);
  position: relative;
  overflow: hidden;
}

.theme-preview::after {
  content: '';
  position: absolute;
  inset: 10px 8px 10px 8px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  opacity: 0.45;
}

.theme-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.theme-name {
  font-size: var(--font-size-13);
  font-weight: 600;
  color: var(--text);
}

.theme-desc {
  font-size: var(--font-size-11);
  color: var(--text3);
}

.theme-option[data-theme-option="hevy"] .theme-preview {
  background: linear-gradient(135deg, #0f1115, #1a1f2b);
}

.theme-option[data-theme-option="hevy"] .theme-preview::after {
  background: linear-gradient(135deg, #3b82f6, #60a5fa);
}

.theme-option[data-theme-option="oled"] .theme-preview {
  background: linear-gradient(135deg, #050505, #111111);
}

.theme-option[data-theme-option="oled"] .theme-preview::after {
  background: linear-gradient(135deg, #4f8cff, #7aa7ff);
}

.theme-option[data-theme-option="linear"] .theme-preview {
  background: linear-gradient(135deg, #101113, #1a1c20);
}

.theme-option[data-theme-option="linear"] .theme-preview::after {
  background: linear-gradient(135deg, #7aa2f7, #9bb7ff);
}

.theme-option[data-theme-option="athletic-red"] .theme-preview {
  background: linear-gradient(135deg, #0e0e11, #1a1b20);
}

.theme-option[data-theme-option="athletic-red"] .theme-preview::after {
  background: linear-gradient(135deg, #ff4d4d, #ff7a7a);
}

.nav-tabs {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  background: transparent;
  border: none;
  padding: 0;
  margin: 0;
  width: 100%;
}

.nav-tab {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px 12px;
  border-radius: var(--radius-md);
  color: var(--text2);
  background: transparent;
  border: 1px solid transparent;
  font-size: var(--font-size-13);
  font-weight: 500;
  transition: transform var(--transition-ui), background-color var(--transition-ui), color var(--transition-ui), border-color var(--transition-ui);
  white-space: nowrap;
}

.nav-tab:hover { background: rgba(255,255,255,0.04); color: var(--text); }
.nav-tab.active {
  background: var(--accent-soft);
  color: var(--text);
  border-color: var(--accent-soft-strong);
  box-shadow: var(--shadow-xs);
}

.sidebar .nav-tab:hover { transform: translateX(1px); }

.nav-icon {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: currentColor;
}

.nav-icon svg { width: 18px; height: 18px; }

.nav-label { flex: 1; text-align: left; }

.stat-card,
.streak-card,
.chart-card,
.heatmap-wrap,
.pr-table-wrap,
.ses-list-panel,
.ses-detail-panel,
.cmp-range-box,
.cmp-table-wrap,
.hm-stat {
  background: var(--card-gradient);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
  transition: transform var(--transition-med), box-shadow var(--transition-med), border-color var(--transition-med), background-color var(--transition-med);
}

.chart-card::before,
.stat-card::before,
.streak-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--card-highlight);
  opacity: 0;
  transition: var(--transition-fast);
  pointer-events: none;
}

.chart-card:hover::before,
.stat-card:hover::before,
.streak-card:hover::before {
  opacity: 1;
}

.stat-card:hover,
.streak-card:hover,
.chart-card:hover,
.heatmap-wrap:hover,
.cmp-range-box:hover,
.hm-stat:hover {
  border-color: rgba(255,255,255,0.12);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.stat-label,
.chart-card-title,
.heatmap-title,
.cmp-kpi-label,
.hm-stat-label {
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.stat-value,
.streak-num,
.hm-stat-value {
  font-family: var(--font-family-display);
  color: var(--text);
}

.stat-value { font-size: var(--font-size-32); }
.hm-stat-value { font-size: var(--font-size-28); }

.streak-num { font-size: var(--font-size-32); }

.ex-search,
.pr-search,
.ses-list-search input,
.cmp-date-input,
.ex-select,
.pr-sort {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-control);
  color: var(--text);
  transition: var(--transition-ui);
}

.ex-search:focus,
.pr-search:focus,
.ses-list-search input:focus,
.cmp-date-input:focus,
.ex-select:focus,
.pr-sort:focus {
  border-color: var(--accent-focus);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.ex-card {
  background: var(--card-gradient);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-xs);
  transition: var(--transition-ui);
}

.ex-card:hover { background: var(--bg3); transform: translateY(-1px); box-shadow: var(--shadow-sm); }

.ex-card::before { background: linear-gradient(180deg, var(--accent), transparent); }

.ex-delta.pos { color: var(--success); }
.ex-delta.neg { color: var(--accent); }
.ex-delta.neu { color: var(--warning); }

.prog-badge.up { background: rgba(34,197,94,0.15); color: var(--success); }
.prog-badge.down { background: rgba(var(--accent-rgb), 0.15); color: var(--accent); }
.prog-badge.hold { background: rgba(245,158,11,0.15); color: var(--warning); }
.prog-badge.ok { background: rgba(56,189,248,0.15); color: var(--info); }

.chart-toggle,
.metric-toggle {
  background: var(--panel-bg);
  border: 1px solid var(--border);
}

.toggle-btn.active { color: var(--accent2); }

.table-wrap { border-color: var(--border); }

.pr-table th,
.cmp-ex-table th,
.ses-sets-table th,
.history-table th {
  background: var(--panel-bg-strong);
}

.pr-table tr:hover td { background: var(--panel-bg-strong); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  font-size: var(--font-size-11);
  color: var(--text2);
}

.streak-fire.on,
.streak-num.on { color: var(--success); }

.ex-stat-value,
.history-table td,
.pr-val,
.cmp-val,
.hm-stat-value,
.heatmap-streak-val,
.ses-sets-table td,
.outlier-date,
.outlier-weight,
.outlier-reps,
.next-ex-suggestion {
  font-family: var(--font-family-mono);
}