:root {
  --navy-950: #0a0f1a;
  --navy-900: #0f172a;
  --navy-800: #16213a;
  --charcoal-700: #1e293b;
  --charcoal-600: #28344a;
  --border: #30405c;
  --border-soft: #27334a;
  --text: #f4f6fb;
  --text-dim: #aab4c8;
  --text-faint: #7c879c;
  --accent: #22d3ee;
  --accent-dark: #0e93ab;
  --accent-contrast: #04222a;
  --amber: #f0b429;
  --amber-bg: rgba(240, 180, 41, 0.1);
  --green: #34d399;
  --red: #f87171;
  --radius: 10px;
  --shadow: 0 8px 24px rgba(0,0,0,0.35);
  font-size: 15px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--navy-950);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
}

a { color: var(--accent); }

#app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--navy-900);
  border-right: 1px solid var(--border-soft);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-brand {
  padding: 6px 10px 20px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.2px;
}
.sidebar-brand small {
  display: block;
  font-weight: 400;
  color: var(--text-faint);
  font-size: 0.72rem;
  margin-top: 2px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.92rem;
  cursor: pointer;
  border: 1px solid transparent;
}
.nav-link:hover { background: var(--charcoal-700); color: var(--text); }
.nav-link.active {
  background: rgba(34, 211, 238, 0.1);
  color: var(--accent);
  border-color: rgba(34, 211, 238, 0.25);
}

.main {
  padding: 28px 34px 60px;
  max-width: 1320px;
  width: 100%;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}
.page-header h1 { margin: 0 0 4px; font-size: 1.5rem; }
.page-header p.subtitle { margin: 0; color: var(--text-dim); font-size: 0.92rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--charcoal-700);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { background: var(--charcoal-600); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
}
.btn-primary:hover { background: #38dcf2; }
.btn-danger { border-color: rgba(248,113,113,0.4); color: var(--red); background: rgba(248,113,113,0.08); }
.btn-danger:hover { background: rgba(248,113,113,0.16); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-dim); }
.btn-ghost:hover { background: var(--charcoal-700); color: var(--text); }
.btn-sm { padding: 6px 11px; font-size: 0.8rem; }

.card {
  background: var(--navy-900);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 960px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  #app-shell { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; flex-direction: row; flex-wrap: wrap; }
}

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field label { font-size: 0.8rem; font-weight: 600; color: var(--text-dim); }
.field .hint { font-size: 0.75rem; color: var(--text-faint); }
input:not([type=checkbox]):not([type=file]), textarea, select {
  background: var(--charcoal-700);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 9px 11px;
  font-size: 0.9rem;
  font-family: inherit;
  width: 100%;
}
textarea { resize: vertical; min-height: 70px; line-height: 1.45; }
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(34,211,238,0.15);
}
.checkbox-row { display: flex; align-items: center; gap: 8px; }
.checkbox-row input { width: auto; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge-draft { background: rgba(170,180,200,0.15); color: var(--text-dim); }
.badge-ready { background: rgba(34,211,238,0.15); color: var(--accent); }
.badge-sent { background: rgba(240,180,41,0.15); color: var(--amber); }
.badge-accepted { background: rgba(52,211,153,0.15); color: var(--green); }
.badge-declined { background: rgba(248,113,113,0.15); color: var(--red); }
.badge-archived { background: rgba(170,180,200,0.08); color: var(--text-faint); }

.internal-block {
  border: 1px dashed rgba(240,180,41,0.5);
  background: var(--amber-bg);
  border-radius: 8px;
  padding: 10px 12px;
  margin: 10px 0;
}
.internal-block .internal-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--amber);
  display: block;
  margin-bottom: 6px;
}
.client-facing-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
}

.empty-state {
  text-align: center;
  padding: 50px 20px;
  color: var(--text-dim);
}
.empty-state h3 { color: var(--text); margin-bottom: 6px; }

table.data-table { width: 100%; border-collapse: collapse; }
table.data-table th, table.data-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.87rem;
}
table.data-table th { color: var(--text-faint); font-weight: 600; font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.03em; }
table.data-table tr:hover td { background: rgba(255,255,255,0.02); }
.status-select { min-width: 160px; }

.wizard-steps { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }
.wizard-step-pill {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--navy-900); border: 1px solid var(--border-soft);
  font-size: 0.82rem; color: var(--text-faint); cursor: pointer;
}
.wizard-step-pill .num {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--charcoal-700); display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700;
}
.wizard-step-pill.active { border-color: var(--accent); color: var(--text); }
.wizard-step-pill.active .num { background: var(--accent); color: var(--accent-contrast); }
.wizard-step-pill.done .num { background: var(--green); color: #052e22; }

.proposal-layout { display: grid; grid-template-columns: 1fr 340px; gap: 20px; align-items: start; }
@media (max-width: 1100px) { .proposal-layout { grid-template-columns: 1fr; } }
.summary-sticky { position: sticky; top: 20px; }

.summary-row { display: flex; justify-content: space-between; font-size: 0.86rem; padding: 5px 0; color: var(--text-dim); }
.summary-row strong { color: var(--text); font-weight: 700; }
.summary-divider { border-top: 1px solid var(--border-soft); margin: 10px 0; }
.summary-total { display: flex; justify-content: space-between; font-size: 1.05rem; font-weight: 700; padding-top: 6px; }

.service-card {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  background: var(--navy-900);
  padding: 16px 18px;
  margin-bottom: 14px;
}
.service-card-header { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 10px; }
.service-card-header h3 { margin: 0; font-size: 1.02rem; }
.service-card-actions { display: flex; gap: 6px; }
.catalog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.catalog-pick-card {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  background: var(--navy-900);
  padding: 14px 16px;
  cursor: pointer;
}
.catalog-pick-card:hover { border-color: var(--accent); }
.catalog-pick-card h4 { margin: 0 0 6px; font-size: 0.96rem; }
.catalog-pick-card p { margin: 0; color: var(--text-dim); font-size: 0.82rem; }
.catalog-pick-card .cat-tag { font-size: 0.68rem; color: var(--accent); text-transform: uppercase; letter-spacing: 0.04em; font-weight: 700; display: block; margin-bottom: 6px; }

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.toolbar input[type=search] { max-width: 260px; }
.toolbar select { max-width: 200px; }

.modal-backdrop {
  position: fixed; inset: 0; background: rgba(5,8,15,0.7);
  display: flex; align-items: flex-start; justify-content: center; z-index: 100; padding: 20px;
  overflow-y: auto;
}
.modal-box {
  background: var(--navy-900); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px; max-width: 480px; width: 100%;
  box-shadow: var(--shadow); margin: 30px 0;
}
.modal-box h3 { margin-top: 0; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }

.toast-stack { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 200; }
.toast {
  background: var(--navy-900); border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 10px 16px; border-radius: 8px; font-size: 0.86rem; box-shadow: var(--shadow);
  animation: toast-in 0.15s ease-out;
}
.toast.toast-error { border-left-color: var(--red); }
.toast.toast-success { border-left-color: var(--green); }
@keyframes toast-in { from { transform: translateY(8px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

.doc-preview {
  white-space: pre-wrap;
  font-family: Georgia, 'Times New Roman', serif;
  background: #fff;
  color: #111;
  padding: 36px 42px;
  border-radius: 6px;
  line-height: 1.6;
  font-size: 0.95rem;
}
.doc-toolbar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.doc-tabs { display: flex; gap: 4px; margin-bottom: 14px; }
.doc-tab {
  padding: 8px 16px; border-radius: 8px 8px 0 0; cursor: pointer;
  border: 1px solid var(--border-soft); border-bottom: none;
  color: var(--text-dim); font-size: 0.86rem; font-weight: 600;
}
.doc-tab.active { background: var(--navy-900); color: var(--text); border-color: var(--accent); }

.unsaved-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); display: inline-block; margin-left: 6px; }

.checklist-item { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; padding: 4px 0; }
.checklist-item.ok { color: var(--green); }
.checklist-item.missing { color: var(--amber); }

.text-dim { color: var(--text-dim); }
.text-faint { color: var(--text-faint); }
.text-sm { font-size: 0.82rem; }
.mt-0 { margin-top: 0; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.mb-16 { margin-bottom: 16px; }
.w-full { width: 100%; }

@media print {
  #app-shell > .sidebar, .no-print { display: none !important; }
  .main { padding: 0; max-width: 100%; }
  body { background: #fff; color: #000; }
  .doc-preview { box-shadow: none; padding: 0; }
}