:root {
  /* Core palette */
  --bg: #ffffff;
  --surface: #f5f5f5;
  --surface-raised: #e8e8e8;
  --text: #1a1a1a;
  --muted: #666666;
  --line: #dddddd;

  /* Primary accent */
  --primary: #7c3aed;
  --primary-soft: #ede9fe;
  --primary-line: #7c3aed;

  /* Success */
  --ok: #16a34a;
  --ok-soft: #dcfce7;
  --ok-line: #16a34a;

  /* Warning */
  --warn: #d97706;
  --warn-soft: #fef3c7;
  --warn-line: #d97706;

  /* Error */
  --error: #dc2626;
  --error-soft: #fee2e2;
  --error-line: #dc2626;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.gate-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.gate-card {
  width: 100%;
  max-width: 560px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
}

.lock-note {
  margin: 8px 0 12px;
  font-size: 0.9rem;
  color: var(--muted);
}

.auth-mode-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.auth-mode-view {
  display: none;
}

.auth-mode-view.active {
  display: block;
}

.step-view {
  display: none;
}

.step-view.active {
  display: block;
}

.password-rules {
  margin-top: 8px;
  font-size: 0.88rem;
  color: var(--muted);
}

.app-shell { min-height: 100vh; }

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.app-header h1,
.gate-card h1 {
  margin: 0;
  font-size: 1.3rem;
}

.sub {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.meta {
  font-size: 0.9rem;
  text-align: right;
}

.label { color: var(--muted); }

.app-nav {
  display: flex;
  gap: 8px;
  padding: 10px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.nav-btn {
  border: 1px solid var(--line);
  background: var(--surface-raised);
  color: var(--muted);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
}

.nav-btn.active {
  border-color: var(--primary);
  color: #fff;
  background: var(--primary);
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px;
}

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

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
}

.group {
  margin-top: 16px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.group h3 {
  margin: 0 0 10px;
  font-size: 1rem;
}

label {
  display: block;
  margin: 10px 0 6px;
  font-size: 0.9rem;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  font: inherit;
  background: var(--bg);
  color: var(--text);
}

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

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-soft);
}

.row {
  margin-top: 10px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.row.right {
  justify-content: flex-end;
}

.btn {
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  border-radius: 8px;
  padding: 9px 12px;
  cursor: pointer;
  font: inherit;
}

.btn.secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.btn.secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

.hint-text {
  margin-left: 10px;
  font-size: 0.85em;
  color: var(--text-muted, #888);
  font-style: italic;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 8px 0 16px;
}

.chip {
  border: 1px solid var(--primary-line);
  background: var(--primary-soft);
  color: var(--text);
  border-radius: 20px;
  padding: 5px 14px;
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  transition: background 0.15s, border-color 0.15s;
  user-select: none;
}

.chip:hover {
  border-color: var(--primary);
  background: var(--surface-raised);
}

.chip.selected {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.ai-questions {
  list-style: none;
  padding: 0;
  margin: 8px 0 16px;
}

.ai-questions li {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 8px;
  font-size: 0.95rem;
  background: var(--surface);
  line-height: 1.5;
}

.chip.removable::after {
  content: " ×";
  font-weight: bold;
  opacity: 0.7;
}

.chip.removable:hover::after {
  opacity: 1;
}

.confirm-add-row {
  gap: 8px;
  align-items: center;
  margin-bottom: 20px;
}

.select-input {
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 10px;
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

.select-input:focus {
  outline: none;
  border-color: var(--primary);
}

.question-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 14px;
  background: var(--surface);
}

.question-card .question-text {
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 10px;
  color: var(--text);
}

.question-card textarea {
  width: 100%;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
  padding: 10px;
  resize: vertical;
  box-sizing: border-box;
  min-height: 80px;
}

.question-card textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.qa-actions {
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.qa-round {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 14px;
  background: var(--surface);
}

.qa-round-label {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 10px;
}

.qa-pair {
  margin-bottom: 10px;
}

.qa-pair:last-child {
  margin-bottom: 0;
}

.qa-q {
  margin: 0 0 4px;
  font-size: 0.9rem;
  color: var(--text);
}

.qa-a {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
  padding-left: 12px;
  border-left: 2px solid var(--primary-line);
}

.muted-note {
  color: var(--muted);
  font-size: 0.9rem;
}

.doc-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--ok-line);
  border-radius: 10px;
  padding: 14px 16px;
  background: var(--ok-soft);
  margin-bottom: 10px;
}

.doc-card-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.doc-card-type {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ok);
}

.doc-card-status {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Step 7: Document workspace */
.doc-workspace-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.doc-workspace-docname {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
}

.doc-progress-badge {
  font-size: 0.8rem;
  background: var(--primary-soft);
  border: 1px solid var(--primary-line);
  color: var(--text);
  border-radius: 20px;
  padding: 3px 12px;
}

.section-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 14px;
  background: var(--surface);
}

.section-card.approved {
  border-color: var(--ok-line);
  background: var(--ok-soft);
}

.section-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.section-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
}

.section-status-badge {
  font-size: 0.75rem;
  border-radius: 12px;
  padding: 3px 10px;
  border: 1px solid;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.section-status-badge.notstarted { color: var(--muted); border-color: var(--line); background: transparent; }
.section-status-badge.drafted { color: var(--warn); border-color: var(--warn-line); background: var(--warn-soft); }
.section-status-badge.needsadvisorinput { color: var(--warn); border-color: var(--warn-line); background: var(--warn-soft); }
.section-status-badge.approved { color: var(--ok); border-color: var(--ok-line); background: var(--ok-soft); }

.section-card textarea {
  width: 100%;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
  padding: 10px;
  resize: vertical;
  box-sizing: border-box;
  min-height: 120px;
  margin-bottom: 10px;
}

.section-card textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.section-card.approved textarea {
  border-color: var(--ok-line);
  opacity: 0.8;
}

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

.section-inline-status {
  font-size: 0.82rem;
  color: var(--muted);
  margin-left: 4px;
}

.section-instruction-label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin: 6px 0 4px;
}

.section-instruction {
  width: 100%;
  background: var(--surface-raised);
  border: 1px dashed var(--line);
  border-radius: 6px;
  color: var(--muted);
  font: inherit;
  font-size: 0.85rem;
  padding: 6px 10px;
  resize: none;
  box-sizing: border-box;
  margin-bottom: 8px;
}

.section-instruction:focus {
  outline: none;
  border-color: var(--primary);
  color: var(--text);
}

.status {
  margin-top: 10px;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 0.92rem;
  white-space: pre-wrap;
}

.status.inline { margin-top: 8px; }

.status.loading {
  background: var(--warn-soft);
  border-color: var(--warn-line);
  color: var(--warn);
}

.status.success {
  background: var(--ok-soft);
  border-color: var(--ok-line);
  color: var(--ok);
}

.status.error {
  background: var(--error-soft);
  border-color: var(--error-line);
  color: var(--error);
}

.status.info {
  background: var(--primary-soft);
  border-color: var(--primary-line);
  color: var(--text);
}

/* Step 8: Final Review */
.pii-warning {
  background: var(--warn-soft);
  border: 2px solid var(--warn-line);
  color: var(--warn);
  border-radius: 10px;
  padding: 14px 18px;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.tab-bar {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--line);
  padding-bottom: 0;
  margin-bottom: 20px;
}

.tab-btn {
  border: 1px solid var(--line);
  border-bottom: none;
  background: var(--surface);
  color: var(--muted);
  border-radius: 8px 8px 0 0;
  padding: 9px 16px;
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  transition: background 0.15s, color 0.15s;
  position: relative;
  bottom: -2px;
}

.tab-btn:hover {
  color: var(--text);
  border-color: var(--primary-line);
}

.tab-btn.active {
  background: var(--surface-raised);
  color: var(--text);
  border-color: var(--primary-line);
  border-bottom: 2px solid var(--surface-raised);
}

.final-review-doc {
  display: none;
}

.final-review-doc.active {
  display: block;
}

.final-review-section {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 16px;
  background: var(--surface);
}

.final-review-section-title {
  margin: 0 0 10px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.final-review-section-body {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text);
  white-space: pre-wrap;
}

/* Workflow stepper */
.workflow-stepper {
  display: flex;
  align-items: flex-start;
  padding: 18px 4px 16px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}

.stepper-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.stepper-node {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid var(--line);
  background: var(--bg);
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.stepper-label {
  font-size: 0.7rem;
  color: var(--muted);
  white-space: nowrap;
  font-weight: 500;
  transition: color 0.2s, font-weight 0.2s;
}

.stepper-connector {
  flex: 1;
  height: 2px;
  background: var(--line);
  margin-top: 12px;
  min-width: 10px;
  transition: background 0.3s;
}

.stepper-step.done .stepper-node {
  border-color: var(--primary);
  background: var(--primary);
}

.stepper-connector.done {
  background: var(--primary);
}

.stepper-step.active .stepper-node {
  border-color: var(--primary);
  background: var(--primary-soft);
  box-shadow: 0 0 0 4px rgba(147, 51, 234, 0.2);
}

.stepper-step.active .stepper-label {
  color: var(--text);
  font-weight: 700;
}

/* Final review call-to-action banner */
.go-final-review-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 20px;
  padding: 16px 20px;
  border: 2px solid var(--ok-line);
  border-radius: 12px;
  background: var(--ok-soft);
  flex-wrap: wrap;
}

.go-final-review-text {
  font-weight: 600;
  color: var(--ok);
  font-size: 1rem;
}

/* Dashboard */
.dashboard-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.dashboard-section-title {
  margin: 0 0 12px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
}

.session-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 8px;
  background: var(--surface-raised);
  flex-wrap: wrap;
}

.session-row:last-child { margin-bottom: 0; }

.session-row-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
  min-width: 0;
}

.session-row-id {
  font-size: 0.8rem;
  color: var(--muted);
}

.session-row-status {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.session-row-date {
  font-size: 0.8rem;
  color: var(--muted);
}

.session-row-status.ongoing { color: var(--warn); }
.session-row-status.completed { color: var(--ok); }

/* Section drafting progress */
.draft-progress-box {
  border: 1px solid var(--primary-line);
  background: var(--primary-soft);
  border-radius: 10px;
  padding: 16px 18px;
  margin: 14px 0 10px;
}

.draft-progress-box.done {
  border-color: var(--ok-line);
  background: var(--ok-soft);
}

.draft-progress-header {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 6px;
}

.draft-progress-counter {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.draft-progress-current {
  font-size: 0.85rem;
  color: var(--primary);
  margin-bottom: 8px;
  font-style: italic;
}

.draft-progress-bar-wrap {
  background: var(--line);
  border-radius: 6px;
  height: 8px;
  overflow: hidden;
  margin-bottom: 8px;
}

.draft-progress-bar {
  height: 100%;
  background: var(--primary);
  border-radius: 6px;
  transition: width 0.3s ease;
}

.draft-progress-errors {
  font-size: 0.85rem;
  color: var(--error);
  margin-top: 6px;
}

.hidden { display: none !important; }

@media (max-width: 760px) {
  .app-header {
    flex-direction: column;
  }

  .meta {
    text-align: left;
  }

  .row.right {
    justify-content: flex-start;
  }
}