/* ============================================================
   EPMS — EastWest Pricing Management System
   Brand: Yellow #FFD34E | Red #E74C3C | DarkGray #4A4A4A
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --ew-yellow: #FFD34E;
  --ew-yellow-dark: #e6bc30;
  --ew-red: #E74C3C;
  --ew-red-dark: #c0392b;
  --ew-dark: #1a2636;
  --ew-dark2: #243447;
  --ew-sidebar: #1e2d40;
  --ew-gray: #4A4A4A;
  --ew-gray-light: #BFBFBF;
  --ew-bg: #f4f6fa;
  --ew-white: #ffffff;
  --ew-border: #e0e4ed;
  --ew-success: #27ae60;
  --ew-info: #2980b9;
  --ew-warning: #f39c12;
  --font: 'Segoe UI', Arial, sans-serif;
  --radius: 8px;
  --shadow: 0 2px 12px rgba(0,0,0,0.09);
}

html, body { height: 100%; font-family: var(--font); background: var(--ew-bg); color: var(--ew-gray); font-size: 14px; }

/* ---- LOGIN ---- */
.login-screen { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: linear-gradient(135deg, var(--ew-dark) 0%, var(--ew-dark2) 60%, #1a3a2a 100%); }
.login-box { background: #fff; border-radius: 16px; padding: 48px 44px 40px; width: 420px; box-shadow: 0 20px 60px rgba(0,0,0,0.3); text-align: center; }
.login-logo { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 8px; }
.logo-ew { font-size: 26px; font-weight: 800; color: var(--ew-dark); letter-spacing: -1px; }
.logo-west { color: var(--ew-red); }
.login-epms-badge { background: var(--ew-yellow); color: var(--ew-dark); font-size: 11px; font-weight: 800; padding: 3px 10px; border-radius: 20px; letter-spacing: 1px; }
.login-title { font-size: 15px; font-weight: 700; color: var(--ew-dark); margin-bottom: 4px; }
.login-subtitle { font-size: 12px; color: var(--ew-gray-light); margin-bottom: 28px; font-style: italic; }
.login-form { text-align: left; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12px; font-weight: 600; color: var(--ew-gray); margin-bottom: 5px; text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 10px 13px; border: 1.5px solid var(--ew-border); border-radius: var(--radius); font-size: 14px; font-family: var(--font); color: var(--ew-gray); background: #fafbfd; transition: border-color 0.2s; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--ew-yellow); background: #fff; }
.form-group textarea { resize: vertical; min-height: 70px; }
.btn-login { width: 100%; padding: 12px; background: var(--ew-yellow); color: var(--ew-dark); border: none; border-radius: var(--radius); font-size: 15px; font-weight: 700; cursor: pointer; transition: background 0.2s; margin-top: 8px; }
.btn-login:hover { background: var(--ew-yellow-dark); }
.login-error { background: #fde8e6; color: var(--ew-red); padding: 8px 12px; border-radius: 6px; font-size: 13px; margin-bottom: 12px; }
.login-hint { margin-top: 20px; font-size: 11px; color: var(--ew-gray-light); background: #f8f9fb; border-radius: 6px; padding: 8px 12px; }

/* ---- APP SHELL ---- */
.app-shell { display: grid; grid-template-rows: 56px 1fr; grid-template-columns: 230px 1fr; grid-template-areas: "topbar topbar" "sidebar main"; height: 100vh; overflow: hidden; }

/* ---- TOPBAR ---- */
.topbar { grid-area: topbar; background: var(--ew-dark); display: flex; align-items: center; padding: 0 18px; gap: 16px; box-shadow: 0 2px 8px rgba(0,0,0,0.2); z-index: 200; }
.topbar-left { display: flex; align-items: center; gap: 12px; }
.sidebar-toggle { background: none; border: none; color: var(--ew-gray-light); font-size: 18px; cursor: pointer; padding: 4px 8px; border-radius: 4px; }
.sidebar-toggle:hover { color: #fff; }
.brand { display: flex; align-items: center; gap: 6px; }
.brand-ew { font-size: 17px; font-weight: 800; color: #fff; letter-spacing: -0.5px; }
.brand-west { color: var(--ew-red); }
.brand-epms { background: var(--ew-yellow); color: var(--ew-dark); font-size: 10px; font-weight: 800; padding: 2px 7px; border-radius: 20px; letter-spacing: 1px; }
.brand-version { font-size: 10px; color: var(--ew-gray-light); }
.topbar-kpi { display: flex; gap: 8px; flex: 1; overflow-x: auto; padding: 0 4px; }
.kpi-chip { display: flex; align-items: center; gap: 5px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); border-radius: 20px; padding: 4px 11px; font-size: 12px; color: #d0d8e4; white-space: nowrap; }
.kpi-chip i { color: var(--ew-yellow); font-size: 11px; }
.topbar-right { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.topbar-user { color: #fff; font-size: 13px; font-weight: 600; }
.topbar-role { background: var(--ew-red); color: #fff; font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 10px; text-transform: uppercase; }
.btn-icon { background: none; border: none; color: var(--ew-gray-light); font-size: 15px; cursor: pointer; padding: 5px 8px; border-radius: 4px; }
.btn-icon:hover { color: #fff; }

/* ---- SIDEBAR ---- */
.sidebar { grid-area: sidebar; background: var(--ew-sidebar); overflow-y: auto; padding: 16px 0 24px; transition: width 0.25s; }
.sidebar.collapsed { width: 0; overflow: hidden; padding: 0; }
.sidebar-nav { display: flex; flex-direction: column; }
.nav-section-label { font-size: 10px; font-weight: 700; color: rgba(255,255,255,0.3); letter-spacing: 1.5px; padding: 16px 20px 6px; text-transform: uppercase; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: rgba(255,255,255,0.65); font-size: 13px; cursor: pointer; transition: all 0.15s; text-decoration: none; border-left: 3px solid transparent; }
.nav-item i { width: 16px; text-align: center; font-size: 13px; }
.nav-item:hover { background: rgba(255,255,255,0.07); color: #fff; }
.nav-item.active { background: rgba(255,211,78,0.12); color: var(--ew-yellow); border-left-color: var(--ew-yellow); font-weight: 600; }

/* ---- MAIN CONTENT ---- */
.main-content { grid-area: main; overflow-y: auto; padding: 24px; background: var(--ew-bg); }
.page-header { margin-bottom: 24px; }
.page-title { font-size: 20px; font-weight: 700; color: var(--ew-dark); display: flex; align-items: center; gap: 10px; }
.page-title i { color: var(--ew-yellow); font-size: 18px; }
.page-subtitle { font-size: 13px; color: var(--ew-gray-light); margin-top: 4px; }
.prn-display { display: inline-flex; align-items: center; gap: 6px; background: var(--ew-dark); color: var(--ew-yellow); font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 20px; letter-spacing: 0.5px; margin-top: 8px; font-family: monospace; }
.prn-badge-nb { background: #1a4a8a; color: #7eb8f7; }
.prn-badge-rn { background: #1a6640; color: #6ecf96; }

/* ---- CARDS & PANELS ---- */
.card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px 24px; margin-bottom: 20px; border: 1px solid var(--ew-border); }
.card-title { font-size: 14px; font-weight: 700; color: var(--ew-dark); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.card-title i { color: var(--ew-yellow); }
.card-title .badge { font-size: 11px; font-weight: 600; padding: 2px 9px; border-radius: 10px; margin-left: 4px; }
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 16px; margin-bottom: 24px; }
.kpi-card { background: #fff; border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow); border: 1px solid var(--ew-border); border-top: 4px solid var(--ew-yellow); }
.kpi-card.red { border-top-color: var(--ew-red); }
.kpi-card.green { border-top-color: var(--ew-success); }
.kpi-card.blue { border-top-color: var(--ew-info); }
.kpi-card-label { font-size: 11px; color: var(--ew-gray-light); text-transform: uppercase; letter-spacing: 0.8px; font-weight: 600; }
.kpi-card-value { font-size: 24px; font-weight: 800; color: var(--ew-dark); margin-top: 4px; }
.kpi-card-sub { font-size: 11px; color: var(--ew-gray-light); margin-top: 2px; }

/* ---- TABLES ---- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th { background: var(--ew-dark); color: #fff; padding: 10px 12px; text-align: left; font-size: 11px; font-weight: 600; letter-spacing: 0.5px; white-space: nowrap; }
tbody tr { border-bottom: 1px solid var(--ew-border); transition: background 0.1s; }
tbody tr:hover { background: #f7f9ff; }
tbody td { padding: 9px 12px; vertical-align: middle; }
tbody td input[type="text"], tbody td input[type="number"] { width: 100%; padding: 6px 8px; border: 1.5px solid var(--ew-border); border-radius: 5px; font-size: 13px; font-family: var(--font); color: var(--ew-gray); background: #fafbfd; }
tbody td input[type="text"]:focus, tbody td input[type="number"]:focus { outline: none; border-color: var(--ew-yellow); background: #fff; }
tbody td select { width: 100%; padding: 6px 8px; border: 1.5px solid var(--ew-border); border-radius: 5px; font-size: 13px; font-family: var(--font); }
.tfoot-row td { background: #f8f9fb; font-weight: 700; color: var(--ew-dark); border-top: 2px solid var(--ew-border); }

/* ---- BUTTONS ---- */
.btn { display: inline-flex; align-items: center; gap: 7px; padding: 8px 16px; border: none; border-radius: var(--radius); font-size: 13px; font-weight: 600; cursor: pointer; transition: all 0.15s; font-family: var(--font); }
.btn-primary { background: var(--ew-yellow); color: var(--ew-dark); }
.btn-primary:hover { background: var(--ew-yellow-dark); }
.btn-danger { background: var(--ew-red); color: #fff; }
.btn-danger:hover { background: var(--ew-red-dark); }
.btn-secondary { background: #fff; color: var(--ew-gray); border: 1.5px solid var(--ew-border); }
.btn-secondary:hover { background: #f4f6fa; }
.btn-success { background: var(--ew-success); color: #fff; }
.btn-dark { background: var(--ew-dark); color: #fff; }
.btn-dark:hover { background: var(--ew-dark2); }
.btn-sm { padding: 5px 11px; font-size: 12px; }
.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---- STATUS BADGES ---- */
.status-badge { display: inline-flex; align-items: center; gap: 5px; font-size: 11px; font-weight: 600; padding: 3px 10px; border-radius: 20px; }
.status-draft { background: #e9ecef; color: #495057; }
.status-review { background: #fff3cd; color: #856404; }
.status-approved { background: #d1ecf1; color: #0c5460; }
.status-released { background: #d4edda; color: #155724; }
.status-won { background: #c3e6cb; color: #155724; }
.status-lost { background: #f8d7da; color: #721c24; }
.status-lapsed { background: #e2e3e5; color: #383d41; }
.status-superseded { background: #e2e3e5; color: #6c757d; }
.badge-nb { background: #dbeafe; color: #1e40af; border-radius: 10px; padding: 2px 8px; font-size: 11px; font-weight: 700; }
.badge-rn { background: #d1fae5; color: #065f46; border-radius: 10px; padding: 2px 8px; font-size: 11px; font-weight: 700; }
.badge-opt1 { background: #fef3c7; color: #92400e; border-radius: 10px; padding: 2px 8px; font-size: 11px; font-weight: 700; }
.badge-opt2 { background: #ede9fe; color: #4c1d95; border-radius: 10px; padding: 2px 8px; font-size: 11px; font-weight: 700; }

/* ---- FORM LAYOUTS ---- */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 24px; }
.form-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px 20px; }
.form-full { grid-column: 1 / -1; }
.section-divider { border: none; border-top: 1.5px solid var(--ew-border); margin: 20px 0; }

/* ---- APPROACH SELECTOR ---- */
.approach-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 16px; }
.approach-card { border: 2px solid var(--ew-border); border-radius: var(--radius); padding: 22px 24px; cursor: pointer; transition: all 0.2s; background: #fff; }
.approach-card:hover { border-color: var(--ew-yellow); background: #fffdf0; }
.approach-card.selected { border-color: var(--ew-yellow); background: #fffdf0; box-shadow: 0 0 0 3px rgba(255,211,78,0.2); }
.approach-card.locked { border-color: #e9ecef; background: #f8f9fa; cursor: default; opacity: 0.85; }
.approach-icon { font-size: 30px; margin-bottom: 12px; }
.approach-title { font-size: 15px; font-weight: 700; color: var(--ew-dark); margin-bottom: 6px; }
.approach-desc { font-size: 13px; color: var(--ew-gray); line-height: 1.5; }
.approach-lock { font-size: 11px; color: var(--ew-red); font-weight: 600; margin-top: 10px; }

/* ---- PLAN DESIGN TABLE ---- */
.plan-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.plan-table thead th { background: var(--ew-dark); color: #fff; padding: 10px 10px; font-size: 11px; font-weight: 600; letter-spacing: 0.4px; white-space: nowrap; }
.plan-table tbody tr { border-bottom: 1px solid var(--ew-border); }
.plan-table tbody tr:hover { background: #f7f9ff; }
.plan-table tbody td { padding: 6px 6px; vertical-align: middle; }
.plan-table input[type="text"] { width: 100%; padding: 6px 8px; border: 1.5px solid var(--ew-border); border-radius: 5px; font-size: 12px; font-family: var(--font); }
.plan-table input[type="number"] { width: 90px; padding: 6px 8px; border: 1.5px solid var(--ew-border); border-radius: 5px; font-size: 12px; font-family: var(--font); }
.plan-table input:focus { outline: none; border-color: var(--ew-yellow); background: #fffdf0; }
.plan-group-header td { background: var(--ew-dark2); color: var(--ew-yellow); font-size: 11px; font-weight: 700; letter-spacing: 0.8px; text-transform: uppercase; padding: 8px 10px; }
.plan-total-row td { background: #f4f6fa; font-weight: 700; border-top: 2px solid var(--ew-border); }
.plan-hint { font-size: 11px; color: var(--ew-gray-light); margin-top: 6px; font-style: italic; }

/* ---- RESULTS ---- */
.mode-tabs { display: flex; gap: 0; border: 1.5px solid var(--ew-border); border-radius: var(--radius); overflow: hidden; margin-bottom: 20px; }
.mode-tab { flex: 1; text-align: center; padding: 10px; font-size: 13px; font-weight: 600; cursor: pointer; background: #fff; color: var(--ew-gray); border: none; transition: all 0.15s; }
.mode-tab.active { background: var(--ew-yellow); color: var(--ew-dark); }
.rate-view-toggle { display: flex; gap: 8px; margin-bottom: 16px; }
.view-toggle-btn { padding: 7px 16px; border: 1.5px solid var(--ew-border); border-radius: 20px; background: #fff; color: var(--ew-gray); font-size: 12px; font-weight: 600; cursor: pointer; transition: all 0.15s; }
.view-toggle-btn.active { background: var(--ew-dark); color: #fff; border-color: var(--ew-dark); }
.results-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 20px; }
.res-card { background: #fff; border-radius: var(--radius); padding: 14px 16px; border: 1px solid var(--ew-border); border-left: 4px solid var(--ew-yellow); }
.res-card.red { border-left-color: var(--ew-red); }
.res-card.green { border-left-color: var(--ew-success); }
.res-card-label { font-size: 11px; color: var(--ew-gray-light); text-transform: uppercase; letter-spacing: 0.6px; }
.res-card-val { font-size: 18px; font-weight: 800; color: var(--ew-dark); }
.chart-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.chart-box { background: #fff; border-radius: var(--radius); padding: 18px; border: 1px solid var(--ew-border); box-shadow: var(--shadow); }
.chart-box h4 { font-size: 13px; color: var(--ew-dark); margin-bottom: 12px; }

/* ---- RIDERS ---- */
.rider-row { display: flex; align-items: flex-start; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--ew-border); }
.rider-toggle { margin-top: 3px; }
.rider-toggle input[type="checkbox"] { width: 16px; height: 16px; cursor: pointer; accent-color: var(--ew-yellow); }
.rider-info { flex: 1; }
.rider-title { font-size: 13px; font-weight: 700; color: var(--ew-dark); }
.rider-desc { font-size: 12px; color: var(--ew-gray-light); margin-top: 2px; }
.rider-inputs { margin-top: 10px; }
.rider-tier-badge { font-size: 10px; background: #dbeafe; color: #1e40af; border-radius: 10px; padding: 2px 8px; font-weight: 600; margin-left: 6px; }

/* ---- ADMIN ---- */
.admin-tabs { display: flex; gap: 4px; margin-bottom: 20px; flex-wrap: wrap; }
.admin-tab { padding: 8px 18px; border: 1.5px solid var(--ew-border); border-radius: 6px; background: #fff; font-size: 13px; font-weight: 600; color: var(--ew-gray); cursor: pointer; transition: all 0.15s; }
.admin-tab.active { background: var(--ew-dark); color: #fff; border-color: var(--ew-dark); }
.factor-table { width: 100%; border-collapse: collapse; }
.factor-table th { background: #f4f6fa; padding: 8px 12px; text-align: left; font-size: 11px; color: var(--ew-gray); font-weight: 700; border-bottom: 2px solid var(--ew-border); }
.factor-table td { padding: 7px 12px; border-bottom: 1px solid var(--ew-border); font-size: 13px; vertical-align: middle; }
.factor-table td input { width: 110px; padding: 5px 8px; border: 1.5px solid var(--ew-border); border-radius: 5px; font-size: 13px; }
.version-row { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: var(--radius); border: 1.5px solid var(--ew-border); margin-bottom: 8px; background: #fff; }
.version-row.active { border-color: var(--ew-success); background: #f0fff4; }
.version-row.draft { border-color: var(--ew-warning); background: #fffdf0; }
.catalog-table td input { width: 100%; }
.effective-date-field { font-size: 12px; }

/* ---- PIPELINE ---- */
.pipeline-filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.pipeline-filters input, .pipeline-filters select { padding: 8px 12px; border: 1.5px solid var(--ew-border); border-radius: var(--radius); font-size: 13px; font-family: var(--font); }
.proposal-row-actions { display: flex; gap: 6px; }

/* ---- EXPORT / PRINT ---- */
.proposal-export { max-width: 860px; margin: 0 auto; background: #fff; border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow); }
.export-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 28px; border-bottom: 3px solid var(--ew-yellow); padding-bottom: 20px; }
.export-logo { font-size: 22px; font-weight: 800; color: var(--ew-dark); }
.export-logo span { color: var(--ew-red); }
.export-prn { font-family: monospace; font-size: 13px; font-weight: 700; color: var(--ew-dark); background: #f4f6fa; padding: 6px 14px; border-radius: 6px; }
.export-section { margin-bottom: 24px; }
.export-section h3 { font-size: 13px; font-weight: 700; color: var(--ew-dark); background: #f4f6fa; padding: 7px 14px; border-radius: 6px; margin-bottom: 12px; }
.export-disclaimer { font-size: 11px; color: var(--ew-gray-light); border-top: 1px solid var(--ew-border); padding-top: 14px; margin-top: 24px; line-height: 1.6; }

/* ---- PROVISIONS / GUIDELINES ---- */
.accordion-item { border: 1px solid var(--ew-border); border-radius: var(--radius); margin-bottom: 8px; overflow: hidden; }
.accordion-header { padding: 13px 18px; background: #fff; font-size: 14px; font-weight: 600; color: var(--ew-dark); cursor: pointer; display: flex; align-items: center; justify-content: space-between; }
.accordion-header:hover { background: #f8f9fb; }
.accordion-body { padding: 16px 18px; background: #fafbfd; font-size: 13px; line-height: 1.7; color: var(--ew-gray); display: none; }
.accordion-body.open { display: block; }

/* ---- MODAL ---- */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 1000; display: flex; align-items: center; justify-content: center; }
.modal-box { background: #fff; border-radius: 12px; padding: 28px 30px; max-width: 640px; width: 95%; max-height: 88vh; overflow-y: auto; position: relative; box-shadow: 0 20px 60px rgba(0,0,0,0.25); }
.modal-close { position: absolute; top: 14px; right: 16px; background: none; border: none; font-size: 18px; cursor: pointer; color: var(--ew-gray-light); }
.modal-close:hover { color: var(--ew-red); }
.modal-title { font-size: 16px; font-weight: 700; color: var(--ew-dark); margin-bottom: 16px; }
.modal-actions { display: flex; gap: 10px; margin-top: 20px; justify-content: flex-end; }

/* ---- ALERTS ---- */
.alert { padding: 12px 16px; border-radius: var(--radius); font-size: 13px; margin-bottom: 16px; }
.alert-info { background: #dbeafe; color: #1e40af; border-left: 4px solid var(--ew-info); }
.alert-warning { background: #fef3c7; color: #92400e; border-left: 4px solid var(--ew-warning); }
.alert-success { background: #d1fae5; color: #065f46; border-left: 4px solid var(--ew-success); }
.alert-danger { background: #fee2e2; color: #991b1b; border-left: 4px solid var(--ew-red); }

/* ---- MISC ---- */
.loading { text-align: center; padding: 40px; color: var(--ew-gray-light); font-size: 14px; }
.empty-state { text-align: center; padding: 48px 24px; color: var(--ew-gray-light); }
.empty-state i { font-size: 40px; margin-bottom: 14px; display: block; color: #dee2e6; }
.mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; } .mt-16 { margin-top: 16px; } .mt-20 { margin-top: 20px; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--ew-gray-light); font-size: 12px; }
.text-success { color: var(--ew-success); }
.text-danger { color: var(--ew-red); }
.text-bold { font-weight: 700; }
.text-mono { font-family: monospace; }
.w-full { width: 100%; }
.flex-row { display: flex; align-items: center; gap: 10px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }

/* ---- PRINT ---- */
@media print {
  .app-shell, .topbar, .sidebar, #loginScreen { display: none !important; }
  .proposal-export { box-shadow: none; padding: 0; }
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .app-shell { grid-template-columns: 0 1fr; }
  .form-grid, .form-grid-3 { grid-template-columns: 1fr; }
  .approach-cards, .chart-row { grid-template-columns: 1fr; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
}