:root {
  --bg-primary: #0a0f1d;
  --bg-card: #131c31;
  --bg-elevated: #1a2642;
  --bg-input: #0e1626;
  --border-color: #243456;
  --border-focus: #3b82f6;
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #06b6d4;
  --radius: 8px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navbar */
.navbar {
  height: 64px;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-badge {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: linear-gradient(135deg, #2563eb, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.nav-title {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.5px;
  color: #fff;
}

.nav-subtitle {
  font-size: 12px;
  color: var(--text-muted);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Bot Telemetry Badge */
.telemetry-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--border-color);
  background: rgba(14, 22, 38, 0.8);
}

.telemetry-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.telemetry-badge.checking .telemetry-dot {
  background: #f59e0b;
  box-shadow: 0 0 8px #f59e0b;
}

.telemetry-badge.passed {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.1);
  color: #34d399;
}
.telemetry-badge.passed .telemetry-dot {
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}

.telemetry-badge.flagged {
  border-color: rgba(239, 68, 68, 0.4);
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
}
.telemetry-badge.flagged .telemetry-dot {
  background: #ef4444;
  box-shadow: 0 0 8px #ef4444;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 12px;
  border-radius: 8px;
  background: var(--bg-elevated);
}

.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #3b82f6;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
}

.user-details {
  display: flex;
  flex-direction: column;
}

.user-email {
  font-size: 12px;
  font-weight: 600;
}

.user-role {
  font-size: 10px;
  color: var(--text-muted);
}

.btn-logout {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  margin-left: 8px;
}
.btn-logout:hover {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border-color: #ef4444;
}

/* Container */
.container {
  max-width: 1080px;
  width: 100%;
  margin: 32px auto;
  padding: 0 20px 48px;
}

/* Auth Card */
.auth-card {
  max-width: 520px;
  margin: 40px auto;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 32px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.auth-header h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.auth-header p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.security-banner {
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  font-size: 12px;
}
.sec-icon {
  font-size: 20px;
}
.sec-desc {
  color: var(--text-muted);
  margin-top: 2px;
  line-height: 1.4;
}

.form-group {
  margin-bottom: 18px;
}

label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
input[type="number"],
select {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.15s ease;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--border-focus);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
}

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

.btn-secondary {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-main);
}
.btn-secondary:hover {
  background: #243456;
}

.btn-large {
  padding: 14px 24px;
  font-size: 15px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.auth-presets {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.preset-label {
  font-size: 12px;
  color: var(--text-dim);
}

.preset-btn {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
}
.preset-btn:hover {
  color: white;
  border-color: var(--border-focus);
}

.error-box {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid var(--danger);
  color: #fca5a5;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 12px;
  margin-top: 16px;
}

/* Portal Card */
.portal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.portal-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  background: rgba(14, 22, 38, 0.6);
}

.portal-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.15s ease;
}

.portal-tab.active {
  color: #fff;
  border-bottom-color: var(--primary);
  background: var(--bg-card);
}

.tab-content {
  display: none;
  padding: 28px;
}
.tab-content.active {
  display: block;
}

/* Receipt Banner */
.receipt-banner {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(6, 182, 212, 0.1));
  border: 1px solid rgba(16, 185, 129, 0.4);
  border-radius: 10px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}

.receipt-icon {
  font-size: 36px;
}

.receipt-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: #34d399;
  margin-bottom: 4px;
}

.receipt-body p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.receipt-metadata {
  display: flex;
  gap: 16px;
  font-size: 13px;
  flex-wrap: wrap;
}

/* Sections & Steps */
.section-block {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 22px;
  margin-bottom: 22px;
  position: relative;
}

.step-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  background: #2563eb;
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}

.step-header h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}
.step-header p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

/* PO Lookup Bar */
.po-lookup-bar {
  display: flex;
  gap: 12px;
  max-width: 440px;
}

.po-details-card {
  margin-top: 16px;
  padding: 14px 18px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
}

.po-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  font-size: 13px;
}
.po-meta-grid .label {
  color: var(--text-dim);
}

.form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* Table */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 16px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  background: rgba(14, 22, 38, 0.8);
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-card);
}

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

/* Totals Rollup */
.totals-rollup {
  max-width: 380px;
  margin-left: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13px;
  padding: 16px;
  background: var(--bg-input);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.totals-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
}

.totals-row.grand-total {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  border-top: 1px solid var(--border-color);
  padding-top: 10px;
  margin-top: 4px;
}

.input-inline {
  width: 110px !important;
  padding: 6px 10px !important;
  text-align: right;
}

/* File Upload Zone */
.file-upload-zone {
  position: relative;
  border: 2px dashed var(--border-color);
  border-radius: 10px;
  padding: 32px 20px;
  text-align: center;
  background: var(--bg-input);
  cursor: pointer;
  transition: border-color 0.15s ease;
}

.file-upload-zone:hover {
  border-color: var(--border-focus);
}

.file-upload-zone input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.upload-prompt svg {
  color: var(--primary);
  margin-bottom: 8px;
}

.upload-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 4px;
}

.browse-link {
  color: var(--primary);
  text-decoration: underline;
}

.upload-hint {
  font-size: 12px;
  color: var(--text-dim);
}

.file-selected-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px 18px;
  text-align: left;
}

.file-selected-card .file-icon {
  font-size: 24px;
}

.file-selected-card .file-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.file-selected-card strong {
  font-size: 13px;
  color: #fff;
}

.file-selected-card span {
  font-size: 11px;
  color: var(--text-dim);
}

.btn-remove-file {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 16px;
  cursor: pointer;
  padding: 4px 8px;
}
.btn-remove-file:hover {
  color: var(--danger);
}

/* Submit bar */
.submit-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.declaration {
  font-size: 13px;
  color: var(--text-muted);
}
.declaration label {
  text-transform: none;
  font-weight: 400;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.badge-success {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
}
.badge-info {
  background: rgba(6, 182, 212, 0.2);
  color: #38bdf8;
}

.text-green { color: #34d399; }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.hidden { display: none !important; }

/* Ledger View */
.ledger-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.ledger-header h3 {
  font-size: 18px;
  font-weight: 700;
}
.ledger-header p {
  font-size: 13px;
  color: var(--text-muted);
}