:root {
  --color-navy: #12233d;
  --color-navy-2: #1d3557;
  --color-blue: #2563eb;
  --color-blue-soft: #e8f0ff;
  --color-bg: #f5f7fb;
  --color-card: #ffffff;
  --color-border: #dbe3ef;
  --color-muted: #64748b;
  --color-text: #182235;
  --color-success: #0f8a5f;
  --color-warning: #b7791f;
  --color-danger: #c2413a;
  --shadow: 0 16px 40px rgba(18, 35, 61, 0.08);
  --shadow-sm: 0 8px 18px rgba(18, 35, 61, 0.07);
  --radius: 16px;
  --radius-sm: 10px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --sidebar: 280px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { background: var(--color-bg); color: var(--color-text); }
body { margin: 0; min-height: 100vh; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .55; }
a { color: var(--color-blue); }
:focus-visible { outline: 3px solid rgba(37, 99, 235, .28); outline-offset: 2px; }

.login-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(320px, 520px) 1fr;
  background: linear-gradient(135deg, #f7faff 0%, #eef4ff 50%, #f8fafc 100%);
}
.login-panel { background: white; padding: 56px; display: flex; flex-direction: column; justify-content: center; box-shadow: var(--shadow); }
.login-hero { padding: 72px; display: flex; align-items: center; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; color: var(--color-navy); letter-spacing: -.02em; }
.brand-mark { width: 42px; height: 42px; border-radius: 12px; background: var(--color-navy); color: white; display: grid; place-items: center; font-weight: 800; }
.login-card { max-width: 420px; }
.login-card h1, .page-title h1 { color: var(--color-navy); margin: 16px 0 8px; letter-spacing: -.035em; }
.muted { color: var(--color-muted); }
.secure-note { border: 1px solid var(--color-border); background: #f8fbff; border-radius: var(--radius-sm); padding: 12px; margin-top: 16px; font-size: 14px; }

.app-shell { min-height: 100vh; display: grid; grid-template-columns: var(--sidebar) 1fr; }
.sidebar {
  position: sticky; top: 0; height: 100vh; padding: 22px 18px; background: #0f2038; color: #dbeafe;
  display: flex; flex-direction: column; gap: 20px; z-index: 20;
}
.sidebar .brand { color: white; padding: 4px 6px 14px; border-bottom: 1px solid rgba(255,255,255,.1); }
.nav { display: grid; gap: 6px; }
.nav button {
  display: flex; align-items: center; gap: 10px; width: 100%; padding: 11px 12px; border: 0; border-radius: 12px;
  color: #cbd5e1; background: transparent; text-align: left;
}
.nav button:hover, .nav button.active { color: white; background: rgba(255,255,255,.1); }
.sidebar-footer { margin-top: auto; font-size: 13px; color: #b6c6dc; background: rgba(255,255,255,.07); padding: 14px; border-radius: 14px; }

.main { min-width: 0; }
.topbar {
  position: sticky; top: 0; z-index: 15; display: flex; align-items: center; gap: 14px; justify-content: space-between;
  min-height: 72px; padding: 14px 28px; background: rgba(255,255,255,.9); backdrop-filter: blur(14px); border-bottom: 1px solid var(--color-border);
}
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 12px; }
.global-search { min-width: 340px; }
.content { padding: 28px; max-width: 1480px; margin: 0 auto; }
.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 18px; margin-bottom: 22px; }
.page-title h1 { margin: 0 0 6px; font-size: 30px; }

.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card {
  background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow-sm);
}
.card h2, .card h3 { color: var(--color-navy); margin: 0 0 10px; }
.kpi { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.kpi strong { display: block; font-size: 28px; color: var(--color-navy); margin-top: 4px; }
.kpi-icon { width: 42px; height: 42px; border-radius: 12px; background: var(--color-blue-soft); color: var(--color-blue); display: grid; place-items: center; }

.btn {
  border: 1px solid var(--color-border); background: white; color: var(--color-navy); padding: 10px 14px; border-radius: 11px;
  display: inline-flex; align-items: center; gap: 8px; justify-content: center; font-weight: 650;
}
.btn:hover { border-color: #adc1dd; box-shadow: 0 4px 10px rgba(37,99,235,.08); }
.btn.primary { background: var(--color-blue); color: white; border-color: var(--color-blue); }
.btn.danger { background: #fff5f5; color: var(--color-danger); border-color: #ffd7d7; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--color-muted); }
.btn.full { width: 100%; }
.menu-toggle { display: none; }

.field { display: grid; gap: 7px; margin-bottom: 14px; }
.field label { font-size: 13px; font-weight: 700; color: #334155; }
.field input, .field select, .field textarea, .global-search, .filter {
  width: 100%; border: 1px solid var(--color-border); border-radius: 11px; padding: 10px 12px; background: white; color: var(--color-text);
}
.field textarea { min-height: 92px; resize: vertical; }
.check-row { display: flex; align-items: center; gap: 9px; margin: 8px 0; }
.filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 16px; }
.filters .filter { max-width: 240px; }

.table-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius); background: white; }
table { width: 100%; border-collapse: collapse; min-width: 780px; }
th, td { padding: 13px 14px; border-bottom: 1px solid var(--color-border); text-align: left; vertical-align: middle; }
th { color: #475569; background: #f8fafc; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
tr:last-child td { border-bottom: 0; }
.sortable { cursor: pointer; user-select: none; }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.badge { display: inline-flex; align-items: center; gap: 6px; border-radius: 999px; padding: 5px 9px; font-size: 12px; font-weight: 750; white-space: nowrap; }
.badge.draft { background: #f1f5f9; color: #475569; }
.badge.progress, .badge.review { background: #e8f0ff; color: #1d4ed8; }
.badge.waiting, .badge.warning { background: #fff7ed; color: #b45309; }
.badge.approved, .badge.complete, .badge.generated, .badge.submitted { background: #eafaf2; color: #047857; }
.badge.archived, .badge.error { background: #fff1f2; color: #be123c; }

.tabs { display: flex; gap: 8px; border-bottom: 1px solid var(--color-border); margin-bottom: 18px; overflow-x: auto; }
.tabs button { border: 0; background: transparent; padding: 12px 10px; color: var(--color-muted); font-weight: 700; border-bottom: 3px solid transparent; }
.tabs button.active { color: var(--color-blue); border-color: var(--color-blue); }
.timeline { display: grid; gap: 12px; }
.timeline-item { display: grid; grid-template-columns: 28px 1fr; gap: 10px; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--color-blue); margin: 6px auto; box-shadow: 0 0 0 5px var(--color-blue-soft); }
.progress-line { height: 8px; background: #e2e8f0; border-radius: 999px; overflow: hidden; }
.progress-line span { display: block; height: 100%; background: var(--color-blue); border-radius: inherit; }

.modal, .drawer { position: fixed; inset: 0; z-index: 50; display: none; }
.modal.open, .drawer.open { display: block; }
.overlay { position: absolute; inset: 0; background: rgba(15, 23, 42, .48); }
.modal-panel {
  position: relative; width: min(720px, calc(100vw - 28px)); max-height: calc(100vh - 50px); overflow: auto;
  background: white; margin: 24px auto; border-radius: 20px; padding: 22px; box-shadow: var(--shadow);
}
.drawer-panel {
  position: absolute; top: 0; right: 0; height: 100%; width: min(640px, 100vw); overflow: auto; background: white; padding: 24px; box-shadow: var(--shadow);
}
.modal-head, .drawer-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 14px; margin-bottom: 16px; }
.toast-region { position: fixed; right: 18px; bottom: 18px; z-index: 70; display: grid; gap: 10px; }
.toast { background: #10203a; color: white; border-radius: 14px; padding: 13px 15px; min-width: 260px; box-shadow: var(--shadow); }

.interview-shell { min-height: 100vh; display: grid; grid-template-columns: 300px 1fr; background: var(--color-bg); }
.interview-outline { background: white; border-right: 1px solid var(--color-border); padding: 18px; position: sticky; top: 0; height: 100vh; overflow: auto; }
.step-button { width: 100%; border: 0; background: transparent; display: grid; grid-template-columns: 26px 1fr; gap: 10px; text-align: left; padding: 10px; border-radius: 12px; }
.step-button:hover, .step-button.active { background: var(--color-blue-soft); }
.step-number { width: 24px; height: 24px; border-radius: 50%; background: #e2e8f0; display: grid; place-items: center; font-size: 12px; font-weight: 800; }
.step-button.complete .step-number { background: var(--color-success); color: white; }
.step-button.attention .step-number { background: var(--color-warning); color: white; }
.interview-main { padding: 24px; min-width: 0; }
.interview-top { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 18px; }
.interview-content { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 18px; align-items: start; }
.mobile-progress { display: none; }
.section-card { background: white; border: 1px solid var(--color-border); border-radius: 20px; padding: 22px; box-shadow: var(--shadow-sm); }
.packet-summary { position: sticky; top: 92px; }
.doc-list { display: grid; gap: 8px; max-height: 520px; overflow: auto; }
.doc-option, .party-card, .fee-row, .note-row { border: 1px solid var(--color-border); border-radius: 14px; padding: 12px; background: #fbfdff; }
.conditional-panel, .warning-panel, .demo-banner { border-radius: 14px; padding: 13px; margin: 12px 0; }
.conditional-panel { background: #eef6ff; border: 1px solid #bfdbfe; }
.warning-panel { background: #fff7ed; border: 1px solid #fed7aa; color: #92400e; }
.demo-banner { background: #fff1f2; border: 1px solid #fecdd3; color: #9f1239; font-weight: 750; }
.error-text { color: var(--color-danger); font-size: 12px; margin-top: 4px; }
.invalid input, .invalid select, .invalid textarea { border-color: var(--color-danger); }

.preview-layout { display: grid; grid-template-columns: 250px minmax(360px, 1fr) 300px; gap: 18px; align-items: start; }
.paper { background: white; width: min(100%, 760px); min-height: 920px; margin: 0 auto; padding: 64px 58px; box-shadow: var(--shadow); border: 1px solid var(--color-border); position: relative; }
.watermark { position: absolute; inset: 35% 0 auto; text-align: center; color: rgba(194,65,58,.16); font-size: 54px; font-weight: 900; transform: rotate(-18deg); pointer-events: none; }
.signature-line { margin-top: 34px; border-top: 1px solid #111827; padding-top: 8px; width: 280px; }
.skeleton { border-radius: 14px; min-height: 76px; background: linear-gradient(90deg, #edf2f7, #f8fafc, #edf2f7); background-size: 220% 100%; animation: shimmer 1.2s infinite; }
@keyframes shimmer { from { background-position: 100% 0; } to { background-position: -100% 0; } }

.empty { border: 1px dashed #b8c6d9; border-radius: 14px; padding: 28px; text-align: center; color: var(--color-muted); background: #fbfdff; }
.pill-list { display: flex; gap: 8px; flex-wrap: wrap; }
.split { display: flex; justify-content: space-between; gap: 14px; align-items: center; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3, .preview-layout, .interview-content { grid-template-columns: 1fr; }
  .packet-summary { position: static; }
}

@media (max-width: 820px) {
  .login-page, .app-shell, .interview-shell { grid-template-columns: 1fr; }
  .login-hero { display: none; }
  .login-panel { padding: 28px; }
  .sidebar { position: fixed; inset: 0 auto 0 0; width: min(320px, 86vw); transform: translateX(-105%); transition: transform .2s ease; }
  .sidebar.open { transform: translateX(0); }
  .menu-toggle { display: inline-flex; }
  .topbar { padding: 12px 16px; flex-wrap: wrap; }
  .global-search { min-width: 0; width: 100%; order: 3; }
  .content, .interview-main { padding: 16px; }
  .page-head, .interview-top { flex-direction: column; align-items: stretch; }
  .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .interview-outline { display: none; }
  .mobile-progress { display: block; margin-bottom: 14px; }
  .paper { min-height: 680px; padding: 38px 24px; }
  .filters .filter { max-width: 100%; }
}