/* ═══════════════════════════════════════════════════════════════════════════
   IMF — style.css
   Light theme throughout
   ═══════════════════════════════════════════════════════════════════════════ */

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

body {
  font-family: Georgia, 'Times New Roman', serif;
  background: #F8FAFC;
  color: #1E293B;
}

.page { display:none; }
.page.active { display:block; }

/* ── Sticky Nav ─────────────────────────────────────────────────────────── */
#main-nav {
  position: sticky; top:0; z-index:1000;
  background: rgba(255,255,255,0.95);
  border-bottom: 1px solid #E2E8F0;
  backdrop-filter: blur(8px);
}
.nav-inner {
  display:flex; align-items:center; justify-content:space-between;
  padding: 10px 44px;
}
.nav-brand {
  font-family: monospace; font-size:12px; color:#2E5EA8;
  letter-spacing:0.15em; font-weight:700;
}
.nav-links { display:flex; gap:6px; }
.nav-btn {
  font-family: monospace; font-size:11px; letter-spacing:0.08em;
  padding: 6px 16px; border-radius:6px; cursor:pointer;
  border: 1px solid #E2E8F0;
  background: transparent; color: #64748B;
  transition: all 0.15s;
}
.nav-btn:hover { border-color:#94A3B8; color:#475569; }
.nav-btn.active {
  background: #EFF6FF;
  border-color: #2E5EA8;
  color: #2E5EA8;
}

/* ── Overview Page ──────────────────────────────────────────────────────── */
#page-overview { background:#F8FAFC; min-height:100vh; position:relative; }
.grid-bg {
  position:fixed; inset:0; pointer-events:none; z-index:0;
  background-image:
    linear-gradient(rgba(46,94,168,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46,94,168,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}
.ov-wrap { position:relative; z-index:1; }

/* Header */
.ov-header {
  border-bottom: 1px solid #E2E8F0;
  padding: 36px 44px 28px;
  background: linear-gradient(180deg, rgba(46,94,168,0.04) 0%, transparent 100%);
}
.ov-header-top {
  display:flex; align-items:flex-start; justify-content:space-between;
  flex-wrap:wrap; gap:20px;
}
.ov-mono-label {
  font-family:monospace; font-size:10px; color:#2E5EA8;
  letter-spacing:0.2em; margin-bottom:8px; opacity:0.75;
}
.ov-title {
  font-size: clamp(22px,3.5vw,38px); font-weight:400; margin:0;
  letter-spacing:-0.02em; line-height:1.15; color:#1B2A4A;
}
.ov-title .accent { color:#2E5EA8; }
.ov-subtitle {
  margin-top:10px; color:#64748B; font-family:monospace;
  font-size:11px; letter-spacing:0.04em;
}

/* Stat boxes */
.stat-boxes { display:flex; gap:10px; flex-wrap:wrap; }
.stat-box {
  background: #fff;
  border: 1px solid #E2E8F0;
  border-radius:8px; padding:10px 16px; text-align:center; min-width:72px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.stat-box-n { font-size:24px; font-weight:700; color:#2E5EA8; font-family:monospace; line-height:1; }
.stat-box-label { font-size:9px; color:#64748B; margin-top:3px; letter-spacing:0.06em; }
.stat-box.nis2 {
  background: #FFFBEB;
  border-color: rgba(245,158,11,0.3);
  cursor:pointer; transition: all 0.2s;
}
.stat-box.nis2 .stat-box-n { color:#D97706; }
.stat-box.nis2 .stat-box-label { color:#D97706; opacity:0.85; }
.stat-box.nis2.on {
  background: #FEF3C7;
  border-color: #F59E0B;
}

/* Tabs */
.ov-tabs-row {
  display:flex; align-items:center; gap:8px; margin-top:24px; flex-wrap:wrap;
}
.ov-tabs { display:flex; gap:8px; }
.ov-tab {
  background:transparent; border:1px solid #E2E8F0;
  color:#64748B; border-radius:6px; padding:6px 16px; cursor:pointer;
  font-family:monospace; font-size:11px; letter-spacing:0.08em;
  transition: all 0.15s;
}
.ov-tab:hover { border-color:#94A3B8; color:#475569; }
.ov-tab.active {
  background: #EFF6FF;
  border-color: #2E5EA8;
  color: #2E5EA8;
}
.ov-nis2-toggle-area {
  margin-left:auto; display:flex; align-items:center; gap:8px;
}
.nis2-filter-label {
  font-family:monospace; font-size:10px; color:#D97706; opacity:0.8;
}
.nis2-filter-btn {
  display:flex; align-items:center; gap:7px;
  background:transparent; border:1px solid rgba(245,158,11,0.3);
  border-radius:6px; padding:6px 14px; cursor:pointer;
  font-family:monospace; font-size:11px; color:#92400E;
  letter-spacing:0.08em; transition: all 0.2s;
}
.nis2-filter-btn.on {
  background: #FEF3C7;
  border-color: #F59E0B;
  color: #D97706;
}
.nis2-flag { font-size:12px; }

/* Tab panes */
.ov-content { padding:36px 44px; }
.tab-pane { display:none; }
.tab-pane.active { display:block; }

/* Labels */
.ov-section-label {
  font-family:monospace; font-size:10px; color:#64748B;
  letter-spacing:0.14em; margin-bottom:12px;
}

/* Framework cards */
.fw-layer {
  background: linear-gradient(135deg, rgba(46,94,168,0.04) 0%, rgba(46,94,168,0.01) 100%);
  border: 1px solid #D6E4F7;
  border-radius:10px; padding:18px 20px; margin-bottom:36px;
}
.fw-layer.nis2-only {
  background: linear-gradient(135deg, rgba(245,158,11,0.08) 0%, rgba(245,158,11,0.02) 100%);
  border-color: rgba(245,158,11,0.4);
}
.fw-grid {
  display:grid; grid-template-columns:repeat(auto-fill,minmax(210px,1fr)); gap:8px;
}
.fw-card {
  border-radius:7px; padding:10px 14px; cursor:default; transition: all 0.15s;
}
.fw-card.normal {
  background: #fff;
  border: 1px solid #D6E4F7;
}
.fw-card.normal:hover {
  background: #EFF6FF;
  border-color: #2E5EA8;
}
.fw-card.highlight {
  background: #FFFBEB;
  border: 1px solid rgba(245,158,11,0.3);
}
.fw-card.highlight:hover {
  background: #FEF3C7;
  border-color: #F59E0B;
}
.fw-card-head { display:flex; align-items:center; justify-content:space-between; gap:6px; margin-bottom:3px; }
.fw-card-id { font-family:monospace; font-size:11px; font-weight:700; }
.fw-card-id.normal { color:#2E5EA8; }
.fw-card-id.highlight { color:#D97706; }
.fw-card-title { font-size:11px; color:#475569; line-height:1.4; }
.fw-card-type { font-family:monospace; font-size:9px; color:#94A3B8; margin-top:5px; }

/* Domain cards grid */
.dom-grid {
  display:grid; grid-template-columns:repeat(auto-fill,minmax(290px,1fr)); gap:14px;
}
.dom-card {
  border-radius:10px; overflow:hidden; transition: all 0.2s;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.dom-card-header {
  padding:15px 17px; cursor:pointer;
  display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
}
.dom-card-icon { font-size:16px; }
.dom-card-name { font-weight:600; font-size:13px; color:#1E293B; letter-spacing:-0.01em; }
.dom-card-nis2-tag {
  font-family:monospace; font-size:8px; color:#D97706;
  border:1px solid rgba(245,158,11,0.4); border-radius:3px;
  padding:1px 5px; background:#FEF3C7;
}
.dom-card-pills { display:flex; gap:5px; flex-wrap:wrap; margin-top:6px; }
.dom-card-pill {
  font-family:monospace; font-size:9px; border-radius:3px; padding:1px 6px;
}
.dom-card-pill.nis2 {
  color:#D97706; border:1px solid rgba(245,158,11,0.4);
  background:#FEF3C7;
}
.dom-card-meta {
  display:flex; flex-direction:column; align-items:flex-end; gap:3px; flex-shrink:0;
}
.dom-card-count { font-family:monospace; font-size:10px; color:#64748B; }
.dom-card-arrow { font-family:monospace; font-size:10px; opacity:0.5; }

/* Domain card expanded */
.dom-card-body { padding:12px 17px 15px; }
.dom-pol-row {
  border-radius:5px; padding:8px 11px; display:flex; align-items:center;
  gap:9px; flex-wrap:wrap; margin-bottom:3px;
}
.dom-pol-row.policy { background:#F8FAFC; border:1px solid #E2E8F0; }
.dom-pol-row.policy.nis2 { background:#FFFBEB; border-color:rgba(245,158,11,0.35); }
.dom-pol-row.sop { background:#FAFAFA; border:1px solid #F1F5F9; margin-left:14px; }
.dom-pol-row.sop.nis2 { background:#FFFBEB; border-color:rgba(245,158,11,0.25); }
.dom-pol-row.wi { background:#FDFDFD; border:1px solid #F1F5F9; margin-left:28px; }
.dom-pol-id { font-family:monospace; font-size:10px; font-weight:700; min-width:55px; }
.dom-pol-title { font-size:11px; flex:1; }
.dom-pol-note { font-family:monospace; font-size:8px; color:#2E5EA8; white-space:nowrap; }

/* NIS2 badge (universal) */
.nis2-badge {
  display:inline-flex; align-items:center; gap:4px;
  background:#FEF3C7; border:1px solid rgba(245,158,11,0.4);
  border-radius:4px; padding:1px 5px;
  font-family:monospace; font-size:8px; color:#D97706;
  white-space:nowrap; flex-shrink:0;
}
.nis2-badge.reg { font-size:9px; padding:2px 7px; }
.nis2-badge-flag { font-size:7px; opacity:0.8; }

/* Domain detail tab */
.dom-detail-card {
  border-radius:10px; overflow:hidden; margin-bottom:20px;
}
.dom-detail-head {
  padding:14px 22px; display:flex; align-items:center;
  justify-content:space-between; flex-wrap:wrap; gap:12px;
}
.dom-detail-regs { display:flex; gap:5px; flex-wrap:wrap; justify-content:flex-end; max-width:400px; }
.dom-detail-reg-tag {
  font-family:monospace; font-size:9px; border-radius:3px; padding:2px 7px;
}
.dom-detail-body { }
.dom-detail-row {
  display:flex; align-items:center; gap:10px; padding:11px 22px 8px;
  flex-wrap:wrap;
}
.dom-detail-row.policy-row { background:rgba(0,0,0,0.015); }
.dom-detail-row.sop-row { padding-left:44px; }
.dom-detail-row.wi-row { padding-left:66px; }
.dom-detail-row-id { font-family:monospace; min-width:64px; }
.dom-detail-row-id.pol { font-size:11px; font-weight:700; }
.dom-detail-row-id.sop { font-size:10px; color:#64748B; }
.dom-detail-row-id.wi { font-size:9px; color:#94A3B8; }
.dom-detail-row-title { flex:1; }
.dom-detail-row-title.pol { font-size:13px; color:#1E293B; }
.dom-detail-row-title.sop { font-size:12px; color:#475569; }
.dom-detail-row-title.wi { font-size:11px; color:#64748B; }
.dom-detail-type-tag {
  font-family:monospace; font-size:9px; border-radius:3px; padding:2px 7px;
}
.dom-detail-type-tag.policy { color:#475569; background:#F1F5F9; }
.dom-detail-type-tag.sop { color:#64748B; background:#F8FAFC; }
.dom-detail-type-tag.wi { color:#94A3B8; border:1px solid #E2E8F0; }

/* Regs tab */
.regs-intro {
  color:#64748B; font-family:monospace; font-size:11px;
  margin-bottom:28px; line-height:1.9;
}
.regs-grid {
  display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:14px;
}
.reg-card {
  background:#fff; border-radius:8px; padding:16px 18px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.reg-card.nis2-card {
  background:#FFFBEB;
}
.reg-card-head { display:flex; align-items:center; gap:8px; margin-bottom:9px; }
.reg-card-dot { width:7px; height:7px; border-radius:50%; flex-shrink:0; }
.reg-card-name { font-family:monospace; font-size:11px; font-weight:700; }
.reg-card-essential { font-family:monospace; font-size:9px; color:#D97706; margin-left:auto; }
.reg-card-desc { font-size:12px; color:#475569; margin:0 0 11px; line-height:1.65; }
.reg-card-docs { display:flex; flex-wrap:wrap; gap:5px; }
.reg-card-doc {
  font-family:monospace; font-size:9px; color:#64748B;
  border:1px solid #E2E8F0; border-radius:3px; padding:1px 6px;
}

/* Legend */
.ov-legend {
  margin-top:36px; display:flex; gap:20px; flex-wrap:wrap; align-items:center;
  padding-top:20px; border-top:1px solid #E2E8F0;
}
.ov-legend-label { font-family:monospace; font-size:10px; color:#94A3B8; letter-spacing:0.1em; }
.legend-item { display:flex; align-items:center; gap:7px; }
.legend-swatch { width:26px; height:14px; border-radius:3px; background:#F8FAFC; }
.legend-text { font-family:monospace; font-size:10px; }
.ov-legend .nis2-legend-badge {
  font-family:monospace; font-size:8px; color:#D97706;
  border:1px solid rgba(245,158,11,0.4); border-radius:4px;
  padding:1px 6px; background:#FEF3C7;
}

/* Footer */
.ov-footer {
  border-top:1px solid #E2E8F0;
  padding:16px 44px;
  display:flex; justify-content:space-between; align-items:center;
  flex-wrap:wrap; gap:10px;
}
.ov-footer-text { font-family:monospace; font-size:10px; color:#94A3B8; }
.ov-footer-tags { display:flex; gap:6px; flex-wrap:wrap; }
.ov-footer-tag {
  font-family:monospace; font-size:9px; color:#64748B;
  border:1px solid #E2E8F0; border-radius:3px; padding:2px 6px;
}
.ov-footer-tag.nis2 { color:#D97706; border-color:rgba(245,158,11,0.4); }


/* ═══════════════════════════════════════════════════════════════════════════
   REGISTER PAGE
   ═══════════════════════════════════════════════════════════════════════════ */
#page-register {
  background:#F8FAFC; color:#1E293B; font-family: Arial, sans-serif;
  min-height:100vh;
}

.reg-header {
  background:#1B2A4A; padding:24px 32px 20px; color:#fff;
}
.reg-header-label {
  font-size:11px; color:#D6E4F7; letter-spacing:2px;
  margin-bottom:6px; text-transform:uppercase;
}
.reg-header-title { font-size:22px; font-weight:700; margin-bottom:4px; }
.reg-header-sub { font-size:13px; color:#94A3B8; }
.reg-stats { display:flex; gap:16px; margin-top:20px; flex-wrap:wrap; }
.reg-stat {
  background:rgba(255,255,255,0.08); border-radius:8px;
  padding:10px 18px; min-width:90px;
}
.reg-stat-n { font-size:22px; font-weight:700; }
.reg-stat-label { font-size:11px; color:#94A3B8; margin-top:2px; }

.reg-progress { background:#E2E8F0; height:6px; }
.reg-progress-bar { background:#1A7A4A; height:6px; transition:width 0.5s; }

.reg-toolbar {
  background:#fff; border-bottom:1px solid #E2E8F0;
  padding:12px 32px; display:flex; gap:12px; flex-wrap:wrap; align-items:center;
}
.reg-search {
  border:1px solid #CBD5E1; border-radius:6px;
  padding:7px 12px; font-size:13px; width:220px; outline:none;
}
.reg-select {
  border:1px solid #CBD5E1; border-radius:6px;
  padding:7px 12px; font-size:13px; background:#fff; cursor:pointer;
}
.reg-nis2-btn {
  display:flex; align-items:center; gap:6px;
  padding:7px 14px; border-radius:6px;
  border:1px solid rgba(245,158,11,0.35);
  font-size:12px; font-weight:600; cursor:pointer;
  background:#fff; color:#78716C; transition: all 0.2s;
}
.reg-nis2-btn.on {
  background:rgba(245,158,11,0.10); border-color:rgba(245,158,11,0.40);
  color:#F59E0B;
}
.reg-view-btns { margin-left:auto; display:flex; gap:4px; }
.reg-view-btn {
  padding:7px 14px; border-radius:6px; border:1px solid #CBD5E1;
  font-size:12px; font-weight:600; cursor:pointer;
  background:#fff; color:#374151; text-transform:capitalize;
}
.reg-view-btn.active { background:#1B2A4A; color:#fff; }

/* Main area */
.reg-main {
  display:flex; height:calc(100vh - 240px);
}
.reg-list { flex:1; overflow:auto; padding:24px; }
.reg-detail {
  width:380px; border-left:1px solid #E2E8F0; background:#fff;
  overflow:auto;
}

/* Table */
.reg-table { width:100%; border-collapse:collapse; font-size:13px; }
.reg-table thead tr { background:#1B2A4A; color:#fff; }
.reg-table th {
  padding:10px 12px; text-align:left; font-weight:600;
  font-size:12px; white-space:nowrap;
}
.reg-table tbody tr {
  cursor:pointer; border-bottom:1px solid #E2E8F0; transition: background 0.1s;
}
.reg-table tbody tr:nth-child(even) { background:#F8FAFC; }
.reg-table tbody tr:nth-child(odd) { background:#fff; }
.reg-table tbody tr.selected { background:#D6E4F7; }
.reg-table tbody tr:hover { background:#EFF6FF; }
.reg-table td { padding:10px 12px; }
.reg-table .td-id { font-weight:700; color:#2E5EA8; white-space:nowrap; }
.reg-table .td-domain { color:#475569; font-size:12px; }
.reg-table .td-title { font-weight:500; color:#1E293B; }
.reg-table .td-owner { color:#475569; font-size:12px; white-space:nowrap; }
.reg-table .td-parent { color:#2E5EA8; font-size:12px; font-weight:600; }

/* Level badge */
.level-badge {
  padding:2px 8px; border-radius:4px; font-size:11px;
  font-weight:600; white-space:nowrap; display:inline-block;
}
/* Status badge */
.status-badge {
  padding:2px 8px; border-radius:10px; font-size:11px;
  font-weight:600; white-space:nowrap; display:inline-block;
}

/* Tree */
.tree-node {
  display:flex; align-items:center; gap:10px;
  padding:8px 12px; margin-bottom:4px; border-radius:8px;
  background:#fff; border:1px solid #E2E8F0; cursor:pointer;
  transition: all 0.1s;
}
.tree-node.selected { background:#D6E4F7; border-color:#2E5EA8; }
.tree-node:hover { background:#EFF6FF; }
.tree-toggle { color:#94A3B8; font-size:11px; width:14px; text-align:center; flex-shrink:0; }
.tree-id { font-weight:700; color:#2E5EA8; min-width:68px; font-size:13px; }
.tree-title { flex:1; font-size:13px; color:#1E293B; font-weight:500; }

/* Detail panel */
.detail-panel { padding:24px; }
.detail-close {
  background:none; border:none; font-size:18px;
  cursor:pointer; color:#94A3B8; padding:4px;
}
.detail-domain { font-size:11px; color:#94A3B8; margin-bottom:4px; }
.detail-id { font-size:18px; font-weight:700; color:#1B2A4A; }
.detail-title { font-size:14px; font-weight:600; color:#1E293B; margin-bottom:12px; line-height:1.4; }
.detail-badges { display:flex; gap:8px; margin-bottom:16px; flex-wrap:wrap; }
.detail-section-title {
  font-size:11px; font-weight:700; color:#94A3B8;
  text-transform:uppercase; margin-bottom:6px;
}
.detail-purpose {
  font-size:12px; color:#374151; line-height:1.6;
  background:#F8FAFC; padding:12px; border-radius:8px;
  border-left:3px solid #2E5EA8; margin-bottom:16px;
}
.detail-key-item { display:flex; gap:8px; margin-bottom:5px; }
.detail-key-bullet { color:#2E5EA8; font-weight:700; margin-top:1px; }
.detail-key-text { font-size:12px; color:#374151; line-height:1.5; }
.detail-reg-tags { display:flex; flex-wrap:wrap; gap:5px; margin-bottom:16px; }
.detail-reg-tag {
  background:#EFF6FF; color:#2E5EA8; padding:2px 8px;
  border-radius:4px; font-size:11px; font-weight:600;
}
.detail-nis2-box {
  background:#FFFBEB; border:1px solid rgba(245,158,11,0.35);
  border-radius:8px; padding:10px 14px; margin-bottom:16px;
}
.detail-nis2-head { display:flex; align-items:center; gap:8px; margin-bottom:6px; }
.detail-nis2-flag { font-size:14px; color:#D97706; }
.detail-nis2-title { font-size:12px; font-weight:700; color:#D97706; }
.detail-nis2-articles { display:flex; flex-wrap:wrap; gap:5px; }
.detail-nis2-art {
  background:#FEF3C7; color:#D97706;
  border:1px solid rgba(245,158,11,0.35);
  padding:2px 9px; border-radius:4px; font-size:11px; font-weight:700;
}
.detail-owner { font-size:12px; color:#374151; margin-bottom:16px; }
.detail-link {
  display:flex; gap:8px; align-items:center; padding:8px 10px;
  background:#F8FAFC; border:1px solid #E2E8F0; border-radius:6px;
  cursor:pointer; margin-bottom:5px;
}
.detail-link:hover { background:#EFF6FF; }
.detail-link-id { font-weight:700; color:#2E5EA8; font-size:12px; min-width:60px; }
.detail-link-title { font-size:12px; color:#374151; flex:1; }
.detail-link-status {
  padding:1px 6px; border-radius:8px; font-size:10px; font-weight:600;
}

/* PDF button */
.pdf-btn {
  display:inline-flex; align-items:center; gap:3px;
  font-family:monospace; font-size:9px; font-weight:600;
  text-decoration:none; padding:2px 7px; border-radius:4px;
  white-space:nowrap; transition: all 0.15s; flex-shrink:0;
  color:#2E5EA8; border:1px solid #CBD5E1; background:#EFF6FF;
}
.pdf-btn:hover {
  background:#D6E4F7; border-color:#2E5EA8;
}
.detail-pdf-btn {
  display:inline-flex; align-items:center; gap:6px;
  font-size:13px; font-weight:600; text-decoration:none;
  padding:8px 16px; border-radius:6px; margin-bottom:16px;
  color:#fff; background:#2E5EA8; transition: background 0.15s;
}
.detail-pdf-btn:hover { background:#1B2A4A; }

/* Responsive */
@media (max-width: 768px) {
  .nav-inner { padding:10px 16px; }
  .ov-header { padding:20px 16px 18px; }
  .ov-content { padding:20px 16px; }
  .ov-footer { padding:16px; }
  .reg-header { padding:16px; }
  .reg-toolbar { padding:12px 16px; }
  .reg-list { padding:12px; }
  .reg-detail { width:100%; position:fixed; top:0; left:0; right:0; bottom:0; z-index:500; }
  .reg-main { flex-direction:column; height:auto; }
}