/* =========================================
   Components — Premium Dark Trading UI
   ========================================= */

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 10px var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  font-family: var(--font-sans);
  line-height: 1;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  user-select: none;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition:
    background var(--duration-base) var(--ease-soft),
    border-color var(--duration-base) var(--ease-soft),
    color var(--duration-base) var(--ease-soft),
    box-shadow var(--duration-base) var(--ease-soft),
    transform var(--duration-fast) var(--ease-spring),
    opacity var(--duration-base) var(--ease-soft);
  -webkit-tap-highlight-color: transparent;
  min-height: var(--touch-min);
}

.btn:focus-visible {
  box-shadow: var(--focus-ring);
  outline: none;
}

.btn:active:not(:disabled) {
  transform: scale(0.975);
}

.btn:disabled {
  opacity: 0.38;
  cursor: not-allowed;
  pointer-events: none;
}

/* Primary — electric blue */
.btn-primary {
  background: var(--color-accent);
  color: #020b16;
  border-color: var(--color-accent);
  font-weight: var(--weight-semibold);
}
.btn-primary:hover:not(:disabled) {
  background: var(--color-accent-bright);
  border-color: var(--color-accent-bright);
  box-shadow: var(--shadow-glow-accent);
  transform: translateY(-1px);
}
.btn-primary:active:not(:disabled) {
  background: var(--color-accent-deep);
  transform: scale(0.975);
}

/* Secondary — glass surface */
.btn-secondary {
  background: rgba(120, 145, 190, 0.07);
  color: var(--color-text-primary);
  border-color: var(--color-border-strong);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.btn-secondary:hover:not(:disabled) {
  background: rgba(120, 145, 190, 0.12);
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

/* Ghost */
.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}
.btn-ghost:hover:not(:disabled) {
  background: rgba(120, 145, 190, 0.08);
  color: var(--color-text-primary);
}

/* Danger */
.btn-danger {
  background: var(--color-loss-dim);
  color: var(--color-loss);
  border-color: rgba(239, 68, 68, 0.25);
}
.btn-danger:hover:not(:disabled) {
  background: rgba(239, 68, 68, 0.18);
  border-color: var(--color-loss);
  box-shadow: var(--shadow-glow-loss);
  transform: translateY(-1px);
}

/* Success */
.btn-success {
  background: var(--color-profit-dim);
  color: var(--color-profit);
  border-color: rgba(34, 197, 94, 0.25);
}
.btn-success:hover:not(:disabled) {
  background: rgba(34, 197, 94, 0.18);
  border-color: var(--color-profit);
  box-shadow: var(--shadow-glow-profit);
  transform: translateY(-1px);
}

/* Sizes */
.btn-sm {
  padding: 6px var(--space-3);
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
  min-height: 30px;
}
.btn-lg {
  padding: 14px var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}
.btn-icon {
  padding: var(--space-2);
  width: var(--touch-min);
  height: var(--touch-min);
}
.btn-icon.btn-sm {
  width: 34px;
  height: 34px;
  min-height: 34px;
  padding: 0;
}

/* ============================================
   Cards — premium glass surfaces
   ============================================ */

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  transition:
    background var(--duration-base) var(--ease-soft),
    border-color var(--duration-base) var(--ease-soft),
    box-shadow var(--duration-base) var(--ease-soft),
    transform var(--duration-base) var(--ease-soft);
}

.card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-card-hover);
}

.card-hover:hover {
  transform: translateY(-2px);
}

/* Glass card variant */
.card-glass {
  background: rgba(11, 19, 34, 0.72);
  backdrop-filter: var(--glass-blur-md);
  -webkit-backdrop-filter: var(--glass-blur-md);
  border-color: rgba(120, 145, 190, 0.13);
}

.card-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-shrink: 0;
}

.card-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-snug);
}

.card-body { padding: var(--space-6); }
.card-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.018);
}

.card-sm .card-header { padding: var(--space-4) var(--space-5); }
.card-sm .card-body   { padding: var(--space-5); }
.card-sm .card-footer { padding: var(--space-3) var(--space-5); }

/* ============================================
   Metric Cards — trading dashboard KPIs
   ============================================ */

.metric-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  position: relative;
  overflow: hidden;
  transition:
    border-color var(--duration-base) var(--ease-soft),
    box-shadow var(--duration-base) var(--ease-soft),
    transform var(--duration-base) var(--ease-soft);
}

.metric-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 0% 0%, rgba(79, 172, 254, 0.04), transparent 70%);
  pointer-events: none;
}

.metric-card:hover {
  border-color: var(--color-border-strong);
  transform: translateY(-1px);
  box-shadow: var(--shadow-card-hover);
}

.metric-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.metric-value {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-tight);
  line-height: 1;
  margin-bottom: var(--space-2);
  font-variant-numeric: tabular-nums;
}

.metric-value.profit { color: var(--color-profit); }
.metric-value.loss   { color: var(--color-loss); }

.metric-change {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  display: flex;
  align-items: center;
  gap: 3px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.metric-change.positive { color: var(--color-profit); }
.metric-change.negative { color: var(--color-loss); }

/* ============================================
   Form Elements — premium dark inputs
   ============================================ */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  line-height: 1;
}

.form-label--required::after {
  content: ' *';
  color: var(--color-loss);
  font-weight: var(--weight-bold);
}

.form-input,
.form-select,
.form-textarea {
  background: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  width: 100%;
  min-height: var(--touch-min);
  transition:
    border-color var(--duration-fast) var(--ease-soft),
    box-shadow var(--duration-fast) var(--ease-soft),
    background var(--duration-fast) var(--ease-soft);
  appearance: none;
  -webkit-appearance: none;
  font-variant-numeric: tabular-nums;
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
  border-color: var(--color-border-hover);
  background: var(--color-bg-input-hover);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(79, 172, 254, 0.12);
  background: var(--color-bg-input);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-input.mono {
  font-family: var(--font-mono);
}

.form-input.is-error,
.form-select.is-error,
.form-textarea.is-error,
.form-input.form-input-error {
  border-color: rgba(239, 68, 68, 0.6);
}

.form-input.is-error:focus,
.form-select.is-error:focus,
.form-input.form-input-error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12);
}

.form-select {
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235a6a85' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"),
    linear-gradient(var(--color-bg-input), var(--color-bg-input));
  background-repeat: no-repeat;
  background-position: right 12px center, 0 0;
  padding-right: 40px;
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 88px;
  line-height: var(--leading-normal);
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
  margin-top: 2px;
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-loss);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 2px;
}

.form-row {
  display: grid;
  gap: var(--space-4);
}

.form-row-2 { grid-template-columns: 1fr 1fr; }
.form-row-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-row-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

@media (max-width: 640px) {
  .form-row-2,
  .form-row-3,
  .form-row-4 { grid-template-columns: 1fr; }
}

/* Toggle pills */
.form-toggle-group {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.form-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  padding: 8px var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg-input);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: all var(--duration-fast) var(--ease-soft);
  user-select: none;
  min-height: var(--touch-min);
  -webkit-tap-highlight-color: transparent;
}

.form-toggle input {
  display: none;
}

.form-toggle:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text-primary);
}

.form-toggle:has(input:checked) {
  background: var(--color-accent-dim);
  border-color: var(--color-border-accent);
  color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent-dim);
}

/* ============================================
   Badges
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  line-height: 1.4;
  white-space: nowrap;
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
}

.badge-default {
  background: rgba(120, 145, 190, 0.1);
  color: var(--color-text-secondary);
  border: 1px solid rgba(120, 145, 190, 0.15);
}

.badge-accent {
  background: var(--color-accent-dim);
  color: var(--color-accent);
  border: 1px solid var(--color-border-accent);
}

.badge-gold {
  background: var(--color-gold-dim);
  color: var(--color-gold);
  border: 1px solid rgba(201, 169, 110, 0.22);
}

.badge-profit {
  background: var(--color-profit-dim);
  color: var(--color-profit);
  border: 1px solid rgba(34, 197, 94, 0.22);
}

.badge-loss {
  background: var(--color-loss-dim);
  color: var(--color-loss);
  border: 1px solid rgba(239, 68, 68, 0.22);
}

.badge-neutral {
  background: var(--color-neutral-dim);
  color: var(--color-neutral);
  border: 1px solid rgba(148, 163, 184, 0.22);
}

.badge-warning {
  background: var(--color-warning-dim);
  color: var(--color-warning);
  border: 1px solid rgba(245, 158, 11, 0.22);
}

/* ============================================
   Tables — premium dark trading table
   ============================================ */

.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}

.table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  background: rgba(120, 145, 190, 0.04);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  transition: color var(--duration-fast) var(--ease-soft);
  position: sticky;
  top: 0;
  z-index: var(--z-raised);
}

.table th:hover { color: var(--color-text-secondary); }
.table th.sorted { color: var(--color-accent); }

.table th .sort-icon {
  display: inline-block;
  margin-left: 4px;
  opacity: 0.5;
  transition: opacity var(--duration-fast) var(--ease-soft);
}
.table th.sorted .sort-icon { opacity: 1; }

.table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-soft);
  color: var(--color-text-primary);
  vertical-align: middle;
}

.table tr:last-child td { border-bottom: none; }

.table tbody tr {
  transition: background var(--duration-fast) var(--ease-soft);
}

.table tbody tr:hover td {
  background: rgba(120, 145, 190, 0.04);
}

.table .mono {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.01em;
}

.table .actions {
  display: flex;
  gap: var(--space-2);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-soft);
}

.table tbody tr:hover .actions {
  opacity: 1;
}

/* ============================================
   Modal — premium glass
   ============================================ */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: var(--color-bg-overlay);
  backdrop-filter: blur(12px) saturate(120%);
  -webkit-backdrop-filter: blur(12px) saturate(120%);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-slow) var(--ease-soft);
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-modal);
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  overflow-x: hidden;
  transform: scale(0.96) translateY(12px);
  transition: transform var(--duration-slow) var(--ease-out);
  scrollbar-width: thin;
  scrollbar-color: rgba(120, 145, 190, 0.15) transparent;
}

.modal-backdrop.open .modal {
  transform: scale(1) translateY(0);
}

.modal-sm { max-width: 420px; }
.modal-md { max-width: 600px; }
.modal-lg { max-width: 800px; }
.modal-xl { max-width: 1040px; }

.modal-header {
  padding: var(--space-6) var(--space-8);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  position: sticky;
  top: 0;
  background: var(--color-bg-elevated);
  z-index: 1;
  flex-shrink: 0;
}

.modal-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-snug);
  line-height: var(--leading-tight);
}

.modal-close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: background var(--duration-fast) var(--ease-soft),
              color var(--duration-fast) var(--ease-soft);
  cursor: pointer;
  border: none;
  background: transparent;
  flex-shrink: 0;
}

.modal-close:hover {
  background: rgba(120, 145, 190, 0.1);
  color: var(--color-text-primary);
}

.modal-close:focus-visible {
  box-shadow: var(--focus-ring);
  outline: none;
}

.modal-body {
  padding: var(--space-6) var(--space-8);
}

.modal-footer {
  padding: var(--space-4) var(--space-8);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  background: rgba(255, 255, 255, 0.018);
  flex-shrink: 0;
  position: sticky;
  bottom: 0;
}

/* ============================================
   Toast — premium dark notifications
   ============================================ */

.toast-container {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
}

.toast {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  max-width: 380px;
  pointer-events: auto;
  animation: toastIn var(--duration-slow) var(--ease-out) forwards;
  backdrop-filter: var(--glass-blur-sm);
  -webkit-backdrop-filter: var(--glass-blur-sm);
}

.toast.toast-out {
  animation: toastOut var(--duration-base) var(--ease-in-out) forwards;
}

.toast-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}

.toast-content { flex: 1; }

.toast-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: 2px;
}

.toast-message {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

.toast-close {
  width: 24px;
  height: 24px;
  color: var(--color-text-muted);
  cursor: pointer;
  flex-shrink: 0;
  border: none;
  background: none;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast) var(--ease-soft);
  padding: 0;
}

.toast-close:hover { color: var(--color-text-primary); }

/* ============================================
   Empty States
   ============================================ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-16) var(--space-8);
  gap: var(--space-4);
}

.empty-state-icon {
  width: 56px;
  height: 56px;
  color: var(--color-text-muted);
  opacity: 0.4;
  margin-bottom: var(--space-2);
}

.empty-state-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
  letter-spacing: var(--tracking-snug);
}

.empty-state-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 360px;
  line-height: var(--leading-relaxed);
}

.empty-state-action { margin-top: var(--space-2); }

/* ============================================
   Progress / Loading
   ============================================ */

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(120, 145, 190, 0.12);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.75s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.skeleton {
  background: linear-gradient(
    90deg,
    rgba(120, 145, 190, 0.05) 25%,
    rgba(120, 145, 190, 0.1) 50%,
    rgba(120, 145, 190, 0.05) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.6s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  border-radius: var(--radius-sm);
}

/* ============================================
   Divider
   ============================================ */

.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-6) 0;
}

.divider-sm { margin: var(--space-4) 0; }
.divider-lg { margin: var(--space-10) 0; }

/* ============================================
   Section Header
   ============================================ */

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  gap: var(--space-4);
  flex-wrap: wrap;
}

.section-title {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-snug);
}

.section-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: 2px;
}

.section-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* ============================================
   Grid System
   ============================================ */

.grid {
  display: grid;
  gap: var(--space-5);
}

.grid-2   { grid-template-columns: repeat(2, 1fr); }
.grid-3   { grid-template-columns: repeat(3, 1fr); }
.grid-4   { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 { grid-template-columns: 1fr; }
}

/* ============================================
   Dividers / Separators
   ============================================ */

.separator {
  height: 1px;
  background: var(--color-border);
  border: none;
}

/* ============================================
   Scrollable container
   ============================================ */

.scroll-x {
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(120, 145, 190, 0.15) transparent;
}

.scroll-y {
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(120, 145, 190, 0.15) transparent;
}

/* ============================================
   Calendar
   ============================================ */

.cal-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.cal-header-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-1);
}

.cal-day-label {
  text-align: center;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: var(--space-2) 0;
}

.cal-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.cal-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-2);
}

.cal-day-cell {
  position: relative;
  aspect-ratio: 1;
  min-height: 60px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: var(--space-2);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
  overflow: hidden;
}

.cal-day-empty {
  background: transparent;
  border-color: transparent;
}

.cal-day-cell.cal-day-has-trades {
  cursor: pointer;
}

.cal-day-cell.cal-day-has-trades:hover {
  background: var(--color-bg-input);
  border-color: var(--color-border);
  transform: translateY(-1px);
}

.cal-day-today {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.cal-day-win {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.10) 0%, rgba(34, 197, 94, 0.04) 100%);
  border-color: rgba(34, 197, 94, 0.25);
}

.cal-day-loss {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.10) 0%, rgba(239, 68, 68, 0.04) 100%);
  border-color: rgba(239, 68, 68, 0.25);
}

.cal-day-neutral {
  background: rgba(120, 145, 190, 0.04);
}

.cal-day-num {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  z-index: 1;
}

.cal-dots {
  display: flex;
  gap: 3px;
  position: absolute;
  bottom: var(--space-2);
  left: var(--space-2);
  right: var(--space-2);
  flex-wrap: wrap;
}

.cal-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

.cal-dot-win { background: var(--color-profit); }
.cal-dot-loss { background: var(--color-loss); }
.cal-dot-neutral { background: var(--color-text-muted); }

@media (max-width: 640px) {
  .cal-day-cell {
    min-height: 48px;
    padding: var(--space-1);
  }
  .cal-day-num { font-size: var(--text-xs); }
  .cal-dots { bottom: 2px; left: 2px; right: 2px; gap: 2px; }
  .cal-dot { width: 4px; height: 4px; }
}