/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Color Palette - Premium Slate & Indigo Dark Theme */
  --bg-primary: #0f172a;      /* Slate 900 */
  --bg-secondary: #1e293b;    /* Slate 800 */
  --bg-tertiary: #334155;     /* Slate 700 */
  --bg-card: rgba(30, 41, 59, 0.7);
  --border-color: rgba(255, 255, 255, 0.08);
  
  --text-primary: #f8fafc;    /* Slate 50 */
  --text-secondary: #94a3b8;  /* Slate 400 */
  --text-muted: #64748b;      /* Slate 500 */
  
  --accent-color: #6366f1;    /* Indigo 500 */
  --accent-hover: #4f46e5;    /* Indigo 600 */
  
  /* Status Colors */
  --color-ordered: #f59e0b;   /* Amber 500 */
  --color-arrived: #3b82f6;   /* Blue 500 */
  --color-working: #06b6d4;   /* Cyan 500 */
  --color-completed: #10b981; /* Emerald 500 */
  
  /* Glassmorphism & Shadow */
  --glass-bg: rgba(30, 41, 59, 0.65);
  --glass-border: rgba(255, 255, 255, 0.08);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  
  --font-family: 'Inter', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow: hidden;
  height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* App Container Layout */
.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
}

/* Sidebar Styling */
.sidebar {
  width: 280px;
  background-color: #0b0f19;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  flex-shrink: 0;
}

.sidebar-header {
  margin-bottom: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.logo-icon {
  color: var(--accent-color);
  font-size: 1.4rem;
  animation: rotateGears 8s linear infinite;
}

@keyframes rotateGears {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.logo .accent {
  color: var(--accent-color);
}

.sync-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  margin-top: 0.75rem;
}

.pulse-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-completed);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse 1.6s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.sync-text {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-completed);
}

/* Shop Selector */
.shop-selector-container {
  margin-bottom: 2rem;
  background-color: rgba(255, 255, 255, 0.03);
  padding: 1rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.shop-selector-container label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.shop-dropdown {
  width: 100%;
  padding: 0.6rem 0.75rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.shop-dropdown:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.25);
}

/* Navigation List */
.sidebar-nav {
  flex-grow: 1;
}

.sidebar-nav ul {
  list-style: none;
}

.sidebar-nav li {
  margin-bottom: 0.5rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
  position: relative;
}

.nav-item i {
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.nav-item.active {
  background-color: var(--accent-color);
  color: var(--text-primary);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.nav-item .badge {
  position: absolute;
  right: 12px;
  background-color: var(--color-ordered);
  color: #0b0f19;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 9999px;
  min-width: 18px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

/* Sidebar Footer */
.sidebar-footer {
  border-top: 1px solid var(--border-color);
  padding-top: 1.25rem;
  margin-top: auto;
}

.partner-info {
  margin-bottom: 0.75rem;
}

.partner-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.partner-address {
  font-size: 0.7rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 0.15rem;
}

.system-time {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Main Content Area Styling */
.main-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  background-color: var(--bg-primary);
  overflow: hidden;
}

.top-bar {
  height: 70px;
  background-color: #0b0f19;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  flex-shrink: 0;
}

.page-title-area h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.page-subtitle {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.username {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* Alert Banner (Flash on New Order) */
.alert-banner {
  background-color: var(--accent-color);
  color: #ffffff;
  padding: 0.75rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 600;
  animation: slideDown 0.4s ease-out;
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 10;
  border-bottom: 2px solid rgba(255, 255, 255, 0.15);
}

.alert-banner.hidden {
  display: none !important;
}

@keyframes slideDown {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

.alert-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.bell-ring {
  animation: ring 1.5s ease infinite;
}

@keyframes ring {
  0% { transform: rotate(0); }
  10% { transform: rotate(15deg); }
  20% { transform: rotate(-10deg); }
  30% { transform: rotate(5deg); }
  40% { transform: rotate(-5deg); }
  50% { transform: rotate(0); }
  100% { transform: rotate(0); }
}

.close-banner-btn {
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.4rem;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.close-banner-btn:hover {
  opacity: 1;
}

/* Tab Management */
.tab-container {
  flex-grow: 1;
  overflow: hidden;
  position: relative;
}

.tab-content {
  display: none;
  height: 100%;
  width: 100%;
  overflow-y: auto;
  padding: 1.5rem;
}

.tab-content.active {
  display: flex;
  flex-direction: column;
}

/* Kanban Board Styling */
.kanban-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  height: 100%;
  overflow: hidden;
}

.kanban-column {
  background-color: rgba(15, 23, 42, 0.4);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.column-header {
  padding: 1rem;
  background-color: rgba(11, 15, 25, 0.6);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}

.column-title {
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-ordered { background-color: var(--color-ordered); }
.status-arrived { background-color: var(--color-arrived); }
.status-working { background-color: var(--color-working); }
.status-completed { background-color: var(--color-completed); }

.column-count {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  border: 1px solid var(--border-color);
}

.column-cards {
  padding: 1rem;
  overflow-y: auto;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Kanban Order Cards */
.order-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1rem;
  cursor: pointer;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  box-shadow: var(--shadow-sm);
  user-select: none;
  animation: fadeInCard 0.3s ease-out;
}

@keyframes fadeInCard {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.order-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow-md);
}

.order-card.new-pulse {
  animation: pulseCardBorder 1.5s infinite;
}

@keyframes pulseCardBorder {
  0% { border-color: var(--accent-color); box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4); }
  70% { border-color: var(--accent-color); box-shadow: 0 0 0 6px rgba(99, 102, 241, 0); }
  100% { border-color: var(--border-color); box-shadow: 0 0 0 0 rgba(99, 102, 241, 0); }
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.card-id {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.card-time {
  font-size: 0.75rem;
  color: var(--accent-color);
  font-weight: 600;
}

.card-vehicle-plate {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-vehicle-plate .plate-badge {
  background-color: var(--bg-tertiary);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.card-vehicle-model {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-parts-summary {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 6px;
  padding: 0.5rem;
  margin-bottom: 0.75rem;
}

.parts-summary-item {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.parts-type-badge {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 0.05rem 0.25rem;
  border-radius: 3px;
}

.parts-type-badge.oe {
  background-color: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.parts-type-badge.am {
  background-color: rgba(6, 182, 212, 0.15);
  color: #22d3ee;
  border: 1px solid rgba(6, 182, 212, 0.2);
}

.card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px dashed rgba(255, 255, 255, 0.06);
  padding-top: 0.6rem;
}

.card-price-label {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.card-price-value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Settlement View Details */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.metric-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}

.metric-card.highlight-card {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.12), rgba(16, 185, 129, 0.06));
  border-color: rgba(99, 102, 241, 0.3);
}

.metric-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.bg-blue { background-color: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.bg-green { background-color: rgba(16, 185, 129, 0.15); color: #34d399; }
.bg-orange { background-color: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.bg-purple { background-color: rgba(139, 92, 246, 0.15); color: #a78bfa; }

.metric-data {
  display: flex;
  flex-direction: column;
}

.metric-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.metric-value {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-sub {
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

/* Dashboard Grid Layout (Charts + List Table) */
.dashboard-grid {
  display: grid;
  grid-template-columns: 4fr 5fr;
  gap: 1.25rem;
  overflow: hidden;
  flex-grow: 1;
}

.dashboard-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.dashboard-card .card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: rgba(11, 15, 25, 0.2);
}

.dashboard-card .card-header h3 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dashboard-card .card-body {
  padding: 1.25rem;
  flex-grow: 1;
  overflow: auto;
}

/* SVG Chart styling */
.chart-body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 250px;
}

.no-chart-data {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.chart-legend {
  display: flex;
  gap: 0.75rem;
}

.legend-item {
  font-size: 0.7rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.legend-color {
  width: 8px;
  height: 8px;
  border-radius: 2px;
}

.color-net { background-color: var(--color-working); }
.color-fee { background-color: #f43f5e; }

/* SVG elements */
.chart-svg text {
  font-family: var(--font-family);
  fill: var(--text-secondary);
}
.chart-svg .grid-line {
  stroke: rgba(255, 255, 255, 0.05);
  stroke-dasharray: 2 2;
}

/* Table Design */
.table-responsive {
  width: 100%;
}

.settlement-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.8rem;
}

.settlement-table th {
  padding: 0.75rem 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(255, 255, 255, 0.02);
}

.settlement-table td {
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.settlement-table tr:hover {
  background-color: rgba(255, 255, 255, 0.01);
}

/* Modal Overlay Styling */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  transition: opacity 0.3s;
}

.modal-overlay.hidden {
  display: none !important;
}

.modal-container {
  width: 680px;
  max-width: 90vw;
  max-height: 85vh;
  background-color: var(--bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: zoomIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  font-size: 1.1rem;
  font-weight: 700;
}

.close-modal-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.75rem;
  cursor: pointer;
  outline: none;
}

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

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
}

/* Stepper Visualiser in Modal */
.stepper {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  position: relative;
}

.stepper::before {
  content: '';
  position: absolute;
  top: 15px;
  left: 20px;
  right: 20px;
  height: 2px;
  background-color: var(--bg-tertiary);
  z-index: 1;
}

.stepper-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 2;
  flex: 1;
}

.step-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  border: 2px solid var(--bg-secondary);
  transition: all 0.3s;
}

.step-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 0.5rem;
  text-align: center;
}

.stepper-step.active .step-icon {
  background-color: var(--accent-color);
  color: #ffffff;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3);
}

.stepper-step.active .step-label {
  color: var(--text-primary);
}

.stepper-step.completed .step-icon {
  background-color: var(--color-completed);
  color: #ffffff;
}

.stepper-step.completed .step-label {
  color: var(--color-completed);
}

/* Progress bar inside stepper */
.stepper-progress {
  position: absolute;
  top: 15px;
  left: 20px;
  height: 2px;
  background-color: var(--color-completed);
  z-index: 1;
  transition: width 0.3s ease;
  width: 0%;
}

/* Modal Details Styles */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.detail-section-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  border-left: 3px solid var(--accent-color);
  padding-left: 0.5rem;
}

.detail-card {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem;
}

.detail-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.6rem;
  font-size: 0.8rem;
}

.detail-item:last-child {
  margin-bottom: 0;
}

.detail-lbl {
  color: var(--text-secondary);
}

.detail-val {
  font-weight: 600;
  color: var(--text-primary);
}

.val-large {
  font-size: 1.05rem;
  color: var(--color-completed);
  font-weight: 700;
}

/* Parts info display inside details */
.parts-detail-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.parts-detail-item {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.6rem;
}

/* Modal Action Panel */
.modal-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.25rem;
  margin-top: 1.5rem;
}

.action-buttons {
  display: flex;
  gap: 0.75rem;
  width: 100%;
}

.btn {
  flex: 1;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--accent-color);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
}

.btn-success {
  background-color: var(--color-completed);
  color: #ffffff;
}

.btn-success:hover {
  background-color: #0d9488;
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Signature Pad Layout */
.signature-section {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 1rem;
}

.signature-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.signature-canvas-wrapper {
  background-color: #ffffff;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid var(--border-color);
  width: 100%;
  height: 180px;
}

.signature-canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: crosshair;
}

.signature-controls {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  width: 100%;
  margin-top: 0.5rem;
}

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.75rem;
  border-radius: 6px;
}

.signature-preview-img {
  max-width: 150px;
  height: auto;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background-color: #ffffff;
  padding: 0.25rem;
}