/* ============================================================
   MTCV Builder — Style System
   Premium dark theme with glassmorphism for HR tool
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Noto+Sans:wght@400;500;600;700&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  --bg-primary: #0B0D1A;
  --bg-surface: #131527;
  --bg-card: #1A1D35;
  --bg-input: #1E2140;
  --bg-glass: rgba(255,255,255,0.04);
  --border: rgba(255,255,255,0.08);
  --border-focus: rgba(108,99,255,0.6);
  --text-primary: #E8E8F0;
  --text-secondary: #9A9AB8;
  --text-muted: #6B6B85;
  --accent: #6C63FF;
  --accent-light: #8B83FF;
  --accent-glow: rgba(108,99,255,0.25);
  --cyan: #00D2FF;
  --cyan-glow: rgba(0,210,255,0.2);
  --success: #00E676;
  --warning: #FFB74D;
  --danger: #FF5252;
  --pink: #FF6B9D;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.4);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', 'Noto Sans', system-ui, sans-serif;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 15px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Subtle bg pattern */
body::before {
  content: '';
  position: fixed; inset: 0;
  background:
    radial-gradient(ellipse 600px 400px at 20% 10%, rgba(108,99,255,0.08), transparent),
    radial-gradient(ellipse 500px 350px at 80% 90%, rgba(0,210,255,0.06), transparent);
  pointer-events: none; z-index: 0;
}

/* ---------- App Shell ---------- */
.app-wrapper { position: relative; z-index: 1; min-height: 100vh; display: flex; flex-direction: column; }

/* --- Header --- */
.app-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(16px);
}

.app-logo {
  display: flex; align-items: center; gap: 12px;
}

.app-logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  border-radius: 10px; display: grid; place-items: center;
  font-size: 18px; font-weight: 800; color: #fff;
}

.app-logo-text h1 { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.02em; }
.app-logo-text span { font-size: 0.72rem; color: var(--text-secondary); font-weight: 400; }

.header-actions { display: flex; gap: 8px; }

/* --- View Tabs --- */
.view-tabs {
  display: flex; gap: 4px;
  background: var(--bg-card);
  border-radius: 10px; padding: 4px;
}

.view-tab {
  padding: 8px 18px; border-radius: 8px;
  font-size: 0.82rem; font-weight: 500;
  color: var(--text-secondary);
  background: none; border: none; cursor: pointer;
  transition: var(--transition);
}

.view-tab:hover { color: var(--text-primary); background: var(--bg-glass); }
.view-tab.active { color: #fff; background: var(--accent); }

/* --- Main Content --- */
.app-main { flex: 1; padding: 24px 28px 100px; max-width: 1100px; margin: 0 auto; width: 100%; }

/* ---------- Step Indicator ---------- */
.step-progress {
  display: flex; align-items: center; gap: 0;
  margin-bottom: 32px; padding: 0 8px;
}

.step-item {
  display: flex; align-items: center; gap: 10px;
  cursor: pointer; flex-shrink: 0;
  transition: var(--transition);
}

.step-circle {
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 0.78rem; font-weight: 700;
  border: 2px solid var(--border);
  color: var(--text-muted);
  background: var(--bg-card);
  transition: var(--transition);
  flex-shrink: 0;
}

.step-label {
  font-size: 0.72rem; font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  transition: var(--transition);
}

.step-line {
  flex: 1; height: 2px;
  background: var(--border);
  margin: 0 8px;
  min-width: 16px;
  transition: var(--transition);
}

.step-item.active .step-circle {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 16px var(--accent-glow);
}
.step-item.active .step-label { color: var(--text-primary); }

.step-item.done .step-circle {
  border-color: var(--success);
  background: rgba(0,230,118,0.15);
  color: var(--success);
}
.step-item.done .step-label { color: var(--text-secondary); }

.step-line.done { background: var(--success); }
.step-line.active { background: linear-gradient(90deg, var(--success), var(--accent)); }

/* ---------- Step Content ---------- */
.step-content { animation: fadeSlideIn 0.35s ease; }
.step-content.active { animation: fadeSlideIn 0.35s ease; }

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --- Section Card --- */
.section-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 20px;
}

.section-title {
  font-size: 1.1rem; font-weight: 700;
  margin-bottom: 6px;
  display: flex; align-items: center; gap: 10px;
}

.section-title .icon { font-size: 1.2rem; }

.section-desc {
  font-size: 0.8rem; color: var(--text-secondary);
  margin-bottom: 22px; line-height: 1.5;
}

/* --- Formula Hint --- */
.formula-hint {
  background: linear-gradient(135deg, rgba(108,99,255,0.1), rgba(0,210,255,0.08));
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-bottom: 20px;
  font-size: 0.82rem;
  line-height: 1.6;
}

.formula-hint code {
  background: rgba(108,99,255,0.2);
  padding: 2px 8px; border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem; color: var(--cyan);
  font-weight: 600;
}

.formula-hint strong { color: var(--accent-light); }

/* --- Form Fields --- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full-width { grid-column: 1 / -1; }

.form-label {
  font-size: 0.78rem; font-weight: 600;
  color: var(--text-secondary);
  display: flex; align-items: center; gap: 6px;
}

.form-label .required { color: var(--danger); }

.form-input, .form-select, .form-textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 10px 14px;
  font-size: 0.88rem;
  color: var(--text-primary);
  font-family: var(--font);
  transition: var(--transition);
  outline: none;
  width: 100%;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }

.form-select { cursor: pointer; -webkit-appearance: none; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239A9AB8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
  padding-right: 32px;
}

.form-textarea { resize: vertical; min-height: 80px; line-height: 1.6; }

.form-help {
  font-size: 0.72rem; color: var(--text-muted);
  font-style: italic;
}

/* ---------- Dynamic Table ---------- */
.dynamic-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.dynamic-table {
  width: 100%; border-collapse: collapse;
  font-size: 0.84rem;
}

.dynamic-table thead th {
  background: var(--bg-card);
  padding: 10px 12px;
  text-align: left;
  font-weight: 600;
  font-size: 0.76rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.dynamic-table tbody td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

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

.dynamic-table .cell-input {
  background: transparent; border: 1px solid transparent;
  padding: 8px 10px; width: 100%;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.84rem;
  border-radius: 4px;
  transition: var(--transition);
  outline: none;
}

.dynamic-table .cell-input:focus {
  border-color: var(--border-focus);
  background: var(--bg-input);
}

.dynamic-table .col-stt { width: 42px; text-align: center; }
.dynamic-table .col-weight { width: 72px; text-align: center; }
.dynamic-table .col-action { width: 42px; text-align: center; }

.dynamic-table .stt-num {
  color: var(--text-muted); font-weight: 600;
  font-size: 0.78rem;
}

.weight-display {
  text-align: center;
  font-weight: 600; color: var(--accent-light);
  font-size: 0.84rem;
}

/* Total row */
.total-row {
  display: flex; justify-content: flex-end; align-items: center;
  gap: 12px; padding: 10px 14px;
  margin-top: 8px;
  font-size: 0.84rem; font-weight: 600;
}

.total-value { color: var(--success); font-size: 1rem; }
.total-value.over { color: var(--danger); }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px;
  border: none; border-radius: var(--radius-xs);
  font-family: var(--font);
  font-size: 0.84rem; font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent); color: #fff;
}
.btn-primary:hover { background: var(--accent-light); transform: translateY(-1px); box-shadow: 0 4px 16px var(--accent-glow); }

.btn-secondary {
  background: var(--bg-card); color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-secondary:hover { color: var(--text-primary); border-color: rgba(255,255,255,0.15); }

.btn-success { background: rgba(0,230,118,0.15); color: var(--success); border: 1px solid rgba(0,230,118,0.3); }
.btn-success:hover { background: rgba(0,230,118,0.25); }

.btn-danger { background: rgba(255,82,82,0.12); color: var(--danger); border: 1px solid rgba(255,82,82,0.2); }
.btn-danger:hover { background: rgba(255,82,82,0.22); }

.btn-sm { padding: 6px 12px; font-size: 0.76rem; border-radius: 6px; }
.btn-icon { padding: 6px 8px; font-size: 1rem; line-height: 1; }

.btn-add-row {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; margin-top: 10px;
  background: var(--bg-glass); border: 1px dashed var(--border);
  border-radius: var(--radius-xs);
  color: var(--text-secondary); font-size: 0.8rem; font-weight: 500;
  cursor: pointer; transition: var(--transition);
  font-family: var(--font);
}
.btn-add-row:hover { border-color: var(--accent); color: var(--accent); }

.btn-remove {
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; font-size: 1rem; padding: 4px;
  border-radius: 4px; transition: var(--transition);
  line-height: 1;
}
.btn-remove:hover { color: var(--danger); background: rgba(255,82,82,0.1); }

/* --- Verb Suggestions --- */
.verb-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-top: 16px;
}

.verb-panel-title {
  font-size: 0.76rem; font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px; text-transform: uppercase;
  letter-spacing: 0.04em;
}

.verb-tags { display: flex; flex-wrap: wrap; gap: 6px; }

.verb-tag {
  padding: 4px 10px; border-radius: 20px;
  font-size: 0.74rem; font-weight: 500;
  background: rgba(108,99,255,0.12);
  color: var(--accent-light);
  border: 1px solid rgba(108,99,255,0.2);
  cursor: pointer; transition: var(--transition);
}
.verb-tag:hover { background: rgba(108,99,255,0.25); }

/* ---------- Navigation Footer ---------- */
.wizard-nav {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 14px 28px;
  display: flex; justify-content: space-between; align-items: center;
  z-index: 100;
  backdrop-filter: blur(16px);
}

.wizard-nav .step-info { font-size: 0.78rem; color: var(--text-muted); }

.nav-buttons { display: flex; gap: 10px; }

/* ---------- Preview View ---------- */
.preview-view { display: none; }
.preview-view.active { display: block; }

.preview-toolbar {
  display: flex; gap: 10px; margin-bottom: 20px;
  flex-wrap: wrap; align-items: center;
}

.preview-document {
  background: #FFFFFF;
  color: #1a1a1a;
  border-radius: var(--radius);
  padding: 48px 52px;
  max-width: 900px;
  margin: 0 auto;
  font-family: 'Noto Sans', 'Inter', sans-serif;
  font-size: 13.5px;
  line-height: 1.65;
  box-shadow: var(--shadow-lg);
  min-height: 600px;
}

.preview-document h1 {
  text-align: center;
  font-size: 18px; font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.preview-document .doc-subtitle {
  text-align: center;
  font-size: 14px; color: #555;
  margin-bottom: 24px;
}

.preview-document .doc-meta {
  text-align: center; font-size: 12px;
  color: #888; margin-bottom: 20px;
}

.preview-document h2 {
  font-size: 14.5px; font-weight: 700;
  color: #1a1a1a;
  margin: 24px 0 10px;
  padding-bottom: 4px;
  border-bottom: 2px solid #E0E0E0;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.preview-document h3 {
  font-size: 13.5px; font-weight: 600;
  color: #333;
  margin: 16px 0 8px;
}

.preview-document table {
  width: 100%; border-collapse: collapse;
  margin: 8px 0 16px; font-size: 13px;
}

.preview-document table th,
.preview-document table td {
  border: 1px solid #D0D0D0;
  padding: 7px 10px;
  text-align: left;
  vertical-align: top;
}

.preview-document table th {
  background: #F5F5F5;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.preview-document .scope-item {
  margin: 6px 0;
  padding-left: 8px;
}

.preview-document .scope-verb { font-weight: 700; }
.preview-document .scope-impact { font-style: italic; }

.preview-document .sign-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 32px; margin-top: 32px;
}

.preview-document .sign-box {
  border: 1px solid #D0D0D0;
  border-radius: 4px; padding: 16px;
  text-align: center;
  min-height: 100px;
}

.preview-document .sign-box .sign-title {
  font-weight: 600; font-size: 12px;
  margin-bottom: 8px; color: #555;
  text-transform: uppercase;
}

.preview-document .sign-line {
  border-bottom: 1px dotted #aaa;
  margin: 24px 20px 6px;
}

.preview-document .sign-caption {
  font-size: 11px; color: #999;
  font-style: italic;
}

.preview-document .empty-notice {
  color: #bbb; font-style: italic;
  font-size: 12px;
}

/* ---------- Checklist View ---------- */
.checklist-view { display: none; }
.checklist-view.active { display: block; }

.checklist-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.checklist-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.checklist-item:last-child { border-bottom: none; }

.checklist-checkbox {
  width: 20px; height: 20px; flex-shrink: 0;
  border: 2px solid var(--border);
  border-radius: 4px;
  cursor: pointer; transition: var(--transition);
  background: var(--bg-input);
  display: grid; place-items: center;
  margin-top: 2px;
}

.checklist-checkbox.checked {
  background: var(--success);
  border-color: var(--success);
}

.checklist-checkbox.checked::after {
  content: '✓'; color: #fff;
  font-size: 12px; font-weight: 700;
}

.checklist-text { font-size: 0.86rem; line-height: 1.5; }

.checklist-score {
  margin-top: 20px; padding: 16px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  text-align: center;
}

.checklist-score .score-num {
  font-size: 2rem; font-weight: 800;
  color: var(--success);
}

.checklist-score .score-label {
  font-size: 0.82rem; color: var(--text-secondary);
}

/* ---------- Scope Builder ---------- */
.scope-builder {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px;
  margin-bottom: 14px;
}

.scope-builder-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 14px;
}

.scope-builder-num {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--accent);
  color: #fff; font-size: 0.72rem; font-weight: 700;
  display: grid; place-items: center;
}

.scope-parts { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }

.scope-preview {
  margin-top: 12px; padding: 10px 14px;
  background: rgba(0,230,118,0.06);
  border: 1px solid rgba(0,230,118,0.15);
  border-radius: 6px;
  font-size: 0.84rem; line-height: 1.6;
  color: var(--text-primary);
  min-height: 36px;
}

.scope-preview .verb { font-weight: 700; color: var(--accent-light); }
.scope-preview .impact { font-style: italic; color: var(--cyan); }

/* ---------- Rights Section ---------- */
.rights-group { margin-bottom: 20px; }

.rights-group-title {
  font-size: 0.86rem; font-weight: 600;
  margin-bottom: 10px; display: flex; align-items: center; gap: 8px;
}

.rights-group-title .emoji { font-size: 1.1rem; }

.rights-list { display: flex; flex-direction: column; gap: 6px; }

.rights-item {
  display: flex; gap: 8px; align-items: flex-start;
}

.rights-item .cell-input { flex: 1; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 80px; right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  font-size: 0.84rem;
  color: var(--text-primary);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  animation: toastIn 0.3s ease;
  display: flex; align-items: center; gap: 8px;
}

.toast.success { border-color: rgba(0,230,118,0.4); }
.toast.error { border-color: rgba(255,82,82,0.4); }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(16px) scale(0.95); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ---------- Print Styles ---------- */
@media print {
  body { background: #fff !important; color: #000 !important; }
  body::before { display: none !important; }
  .app-header, .wizard-nav, .view-tabs, .preview-toolbar,
  .step-progress, .form-view, .checklist-view { display: none !important; }
  .preview-view { display: block !important; }
  .preview-document {
    box-shadow: none !important;
    padding: 0 !important;
    max-width: 100% !important;
    border-radius: 0 !important;
    font-size: 12pt !important;
  }
  .preview-document h1 { font-size: 16pt !important; }
  .preview-document h2 { font-size: 13pt !important; }
  .preview-document table { page-break-inside: avoid; }
  .preview-document .sign-grid { page-break-inside: avoid; }
  .app-main { padding: 0 !important; max-width: 100% !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .app-header { padding: 10px 16px; }
  .app-main { padding: 16px 16px 100px; }
  .section-card { padding: 18px; }
  .preview-document { padding: 24px; }
  .form-grid { grid-template-columns: 1fr; }
  .scope-parts { grid-template-columns: 1fr; }
  .step-label { display: none; }
  .step-progress { gap: 0; }
  .wizard-nav { padding: 12px 16px; }
  .preview-document .sign-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  html { font-size: 14px; }
  .preview-document { padding: 16px; font-size: 12px; }
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ---------- Utility ---------- */
.hidden { display: none !important; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent-light); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-center { text-align: center; }
.fw-600 { font-weight: 600; }
.gap-10 { gap: 10px; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }