/* ==============================================================================
   DARKS.IN — Executive OMS & Financial Ledger Stylesheet
   Color Palette: Deep Onyx, Rose Gold, Champagne, Emerald, Crimson
   ============================================================================== */

:root {
  --bg-primary: #080808;
  --bg-surface: #101010;
  --bg-elevated: #161616;
  --bg-card: #141414;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-gold: rgba(184, 139, 117, 0.3);
  --border-crimson: rgba(144, 12, 63, 0.4);
  
  --gold-accent: #B88B75;
  --gold-champagne: #D4AF37;
  --gold-glow: rgba(184, 139, 117, 0.15);
  --crimson-accent: #900C3F;
  --crimson-glow: rgba(144, 12, 63, 0.2);
  --emerald-success: #10B981;
  --emerald-glow: rgba(16, 185, 129, 0.15);
  
  --text-main: #FFFFFF;
  --text-muted: #9E9E9E;
  --text-dim: #666666;
  
  --font-serif: 'Cinzel', serif;
  --font-sans: 'Montserrat', sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

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

body.oms-body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ==============================================================================
   TOP EXECUTIVE APP BAR
   ============================================================================== */
.oms-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 28px;
  background-color: rgba(16, 16, 16, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-brand-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.brand-titles {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-title span {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 7px;
  background: linear-gradient(135deg, var(--crimson-accent), #B88B75);
  color: #FFF;
  border-radius: var(--radius-sm);
  letter-spacing: 0.08em;
}

.subdomain-pill {
  font-size: 0.72rem;
  color: var(--gold-accent);
  letter-spacing: 0.06em;
  opacity: 0.9;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.partner-badge-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-gold);
  padding: 6px 14px 6px 8px;
  border-radius: 30px;
}

.partner-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #B88B75, #900C3F);
  color: #FFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.partner-info {
  display: flex;
  flex-direction: column;
}

.partner-role {
  font-size: 0.62rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.partner-name {
  font-size: 0.82rem;
  color: #FFF;
  font-weight: 600;
}

/* Common Buttons */
.btn-oms-primary, .btn-oms-secondary, .btn-oms-crimson {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  border: none;
  font-family: var(--font-sans);
}

.btn-oms-primary {
  background: linear-gradient(135deg, var(--gold-accent), #8C6552);
  color: #080808;
  font-weight: 700;
}

.btn-oms-primary:hover {
  background: linear-gradient(135deg, #C99C86, #B88B75);
  box-shadow: 0 4px 14px var(--gold-glow);
}

.btn-oms-crimson {
  background: linear-gradient(135deg, var(--crimson-accent), #5A0826);
  color: #FFF;
}

.btn-oms-crimson:hover {
  background: linear-gradient(135deg, #B0104E, var(--crimson-accent));
  box-shadow: 0 4px 14px var(--crimson-glow);
}

.btn-oms-secondary {
  background-color: var(--bg-card);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.btn-oms-secondary:hover {
  color: #FFF;
  border-color: var(--border-gold);
}

/* ==============================================================================
   MAIN CONTAINER
   ============================================================================== */
.oms-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px;
}

/* ==============================================================================
   50/50 PARITY HERO CARD
   ============================================================================== */
.parity-hero-card {
  background: linear-gradient(180deg, #131313 0%, #0d0d0d 100%);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-bottom: 24px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.parity-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.parity-badge {
  display: inline-block;
  padding: 4px 10px;
  background-color: rgba(184, 139, 117, 0.15);
  color: var(--gold-accent);
  border: 1px solid rgba(184, 139, 117, 0.3);
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.parity-heading {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: #FFF;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.parity-sub {
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-top: 3px;
}

.parity-actions {
  display: flex;
  gap: 10px;
}

/* Comparison Grid */
.parity-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.partner-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all 0.25s ease;
}

.partner-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-2px);
}

.pcard-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.pcard-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1E1E1E, #2A2A2A);
  border: 1px solid var(--border-gold);
  color: var(--gold-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
}

.pcard-name {
  font-size: 1.05rem;
  color: #FFF;
  font-weight: 600;
}

.pcard-equity {
  font-size: 0.72rem;
  color: var(--gold-accent);
  letter-spacing: 0.06em;
}

.pcard-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pcard-value {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 700;
  color: #FFF;
  margin: 4px 0 10px 0;
}

.pcard-share-status {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.74rem;
  font-weight: 600;
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
}

.pcard-share-status.balanced {
  background-color: var(--emerald-glow);
  color: var(--emerald-success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.pcard-share-status.surplus {
  background-color: rgba(184, 139, 117, 0.15);
  color: var(--gold-accent);
  border: 1px solid rgba(184, 139, 117, 0.3);
}

.pcard-share-status.deficit {
  background-color: var(--crimson-glow);
  color: #FF6B81;
  border: 1px solid rgba(255, 107, 129, 0.3);
}

/* Equalizer Center */
.parity-equalizer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  text-align: center;
}

.equalizer-icon {
  font-size: 2rem;
  margin-bottom: 4px;
}

.equalizer-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.equalizer-split-target {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--gold-champagne);
  margin: 2px 0;
}

.equalizer-hint {
  font-size: 0.68rem;
  color: var(--text-dim);
}

/* Ratio Bar */
.equity-progress-wrap {
  margin-top: 14px;
}

.equity-progress-bar {
  height: 8px;
  width: 100%;
  background-color: #222;
  border-radius: 10px;
  display: flex;
  overflow: hidden;
}

.equity-bar-amoth {
  background: linear-gradient(90deg, #900C3F, #C70039);
  transition: width 0.4s ease;
}

.equity-bar-avishka {
  background: linear-gradient(90deg, #B88B75, #E5BAA4);
  transition: width 0.4s ease;
}

.equity-legend {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.dot-amoth {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #C70039;
}

.dot-avishka {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #B88B75;
}

/* ==============================================================================
   KPI STATS GRID
   ============================================================================== */
.oms-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.kpi-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
}

.kpi-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.kpi-val {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: #FFF;
  font-weight: 700;
  margin: 6px 0 2px 0;
}

.kpi-val.highlight {
  color: var(--emerald-success);
}

.kpi-val.danger {
  color: #FF6B81;
}

.kpi-sub {
  font-size: 0.72rem;
  color: var(--text-dim);
}

/* ==============================================================================
   TABS NAVIGATION
   ============================================================================== */
.oms-nav-tabs {
  display: flex;
  gap: 10px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
  overflow-x: auto;
}

.oms-tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font-sans);
  transition: all 0.2s ease;
}

.oms-tab-btn:hover {
  color: #FFF;
}

.oms-tab-btn.active {
  color: var(--gold-accent);
  border-bottom-color: var(--gold-accent);
}

.tab-count {
  font-size: 0.72rem;
  padding: 2px 7px;
  border-radius: 10px;
  background-color: rgba(255, 255, 255, 0.08);
  color: #FFF;
}

.oms-tab-btn.active .tab-count {
  background-color: rgba(184, 139, 117, 0.25);
  color: var(--gold-accent);
}

/* Panes */
.oms-tab-pane {
  display: none;
  animation: fadeIn 0.2s ease;
}

.oms-tab-pane.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==============================================================================
   ACTION BARS & TOOLS
   ============================================================================== */
.pane-action-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 16px;
}

.pane-title-group h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: #FFF;
}

.pane-title-group p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.pane-tools {
  display: flex;
  align-items: center;
  gap: 10px;
}

.oms-select, .oms-input, .oms-textarea {
  background-color: #121212;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: #FFF;
  padding: 9px 13px;
  font-size: 0.84rem;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color 0.2s ease;
}

.oms-select:focus, .oms-input:focus, .oms-textarea:focus {
  border-color: var(--gold-accent);
}

/* ==============================================================================
   TABLE CARD
   ============================================================================== */
.oms-table-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.oms-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.oms-table th {
  padding: 12px 16px;
  background-color: #101010;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.oms-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.84rem;
  color: #FFF;
}

.oms-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

.table-empty-row {
  text-align: center;
  color: var(--text-dim);
  padding: 30px !important;
}

/* Badges */
.badge-partner {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.76rem;
  font-weight: 600;
}

.badge-partner.amoth {
  background-color: rgba(199, 0, 57, 0.15);
  color: #FF5A82;
  border: 1px solid rgba(199, 0, 57, 0.3);
}

.badge-partner.avishka {
  background-color: rgba(184, 139, 117, 0.15);
  color: var(--gold-accent);
  border: 1px solid rgba(184, 139, 117, 0.3);
}

.badge-category {
  display: inline-block;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background-color: #1A1A1A;
  color: var(--text-muted);
  font-size: 0.72rem;
}

.btn-table-del {
  background: transparent;
  border: none;
  color: #777;
  cursor: pointer;
  padding: 4px;
  transition: color 0.2s ease;
}

.btn-table-del:hover {
  color: #FF4757;
}

/* ==============================================================================
   SETTLEMENT CALCULATOR TAB
   ============================================================================== */
.settlement-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}

.settlement-card, .category-breakdown-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
}

.settlement-title, .category-breakdown-card h4 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: #FFF;
  margin-bottom: 8px;
}

.settlement-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.formula-box {
  background-color: #0E0E0E;
  border: 1px dashed var(--border-gold);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-bottom: 20px;
}

.formula-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--gold-accent);
  font-weight: 700;
  display: block;
  margin-bottom: 6px;
}

.formula-box code {
  display: block;
  font-family: monospace;
  font-size: 0.8rem;
  color: #EEE;
  padding: 2px 0;
}

.settlement-status-box {
  background-color: rgba(184, 139, 117, 0.08);
  border: 1px solid rgba(184, 139, 117, 0.25);
  border-radius: var(--radius-sm);
  padding: 18px;
}

.category-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.category-item-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background-color: #121212;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
}

.category-item-name {
  color: #DDD;
}

.category-item-amt {
  font-weight: 700;
  color: #FFF;
}

/* ==============================================================================
   MODALS
   ============================================================================== */
.oms-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.oms-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.oms-modal-box {
  background-color: #121212;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 520px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.8);
  overflow: hidden;
  animation: modalPop 0.25s ease;
}

@keyframes modalPop {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background-color: #161616;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-header h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: #FFF;
}

.modal-close {
  background: transparent;
  border: none;
  color: #888;
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.modal-close:hover {
  color: #FFF;
}

.modal-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.oms-form {
  padding: 20px;
}

.form-group {
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.form-hint {
  font-size: 0.72rem;
  color: var(--gold-accent);
  margin-top: 4px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

/* Partner Switch Cards */
.partner-switch-list {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.partner-switch-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background-color: #181818;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.partner-switch-card:hover {
  border-color: var(--gold-accent);
  background-color: #202020;
}

.ps-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, #B88B75, #900C3F);
  color: #FFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
}

.ps-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.ps-info strong {
  font-size: 0.95rem;
  color: #FFF;
}

.ps-info span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.ps-action {
  font-size: 0.82rem;
  color: var(--gold-accent);
  font-weight: 600;
}

/* ==============================================================================
   TOAST
   ============================================================================== */
.oms-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 12px 20px;
  background-color: #1A1A1A;
  border: 1px solid var(--gold-accent);
  color: #FFF;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  font-weight: 500;
  box-shadow: 0 8px 24px rgba(0,0,0,0.6);
  z-index: 2000;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.oms-toast.hidden {
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
}

/* ==============================================================================
   RESPONSIVE DESIGN
   ============================================================================== */
@media (max-width: 900px) {
  .oms-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
  }

  .header-right {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .parity-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .parity-equalizer {
    padding: 14px;
    background-color: #111;
    border-radius: var(--radius-sm);
  }

  .oms-kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .settlement-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .oms-container {
    padding: 14px;
  }

  .oms-kpi-grid {
    grid-template-columns: 1fr;
  }

  .parity-header-row {
    flex-direction: column;
  }

  .parity-actions {
    width: 100%;
  }

  .parity-actions button {
    flex: 1;
    justify-content: center;
  }
}