:root {
  --bg: #f4f7fb;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-solid: #ffffff;
  --surface-border: rgba(15, 23, 42, 0.08);
  --text: #172033;
  --muted: #64748b;
  --primary: #4f46e5;
  --primary-soft: rgba(79, 70, 229, 0.12);
  --accent: #ec4899;
  --danger: #ef4444;
  --success: #10b981;
  --shadow: 0 20px 60px rgba(15, 23, 42, 0.12);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(236, 72, 153, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(79, 70, 229, 0.12), transparent 32%),
    var(--bg);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.page-shell {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-weight: 700;
}

.brand strong,
.brand small {
  display: block;
}

.brand small,
.subtle,
.hero-points,
.metric-card small,
.stats-list span,
.bar-row span,
.chat-status,
.modal-subtitle {
  color: var(--muted);
}

.desktop-nav {
  display: inline-flex;
  gap: 20px;
}

.desktop-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  transition: background-color 160ms ease;
}

.desktop-nav a:hover {
  background: rgba(255, 255, 255, 0.7);
}

.topbar-actions {
  display: inline-flex;
  gap: 12px;
}

.btn {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.65;
  transform: none;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  box-shadow: 0 14px 30px rgba(79, 70, 229, 0.24);
}

.btn-danger {
  color: #fff;
  background: var(--danger);
  box-shadow: 0 14px 30px rgba(239, 68, 68, 0.18);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  border: 1px solid var(--surface-border);
}

.section {
  padding: 32px 0 28px;
}

.status-strip {
  display: grid;
  gap: 12px;
  margin-top: 10px;
}

.status-banner {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.18);
  color: #0f5132;
  font-weight: 600;
}

.status-warning {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.2);
  color: #92400e;
}

.status-danger {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.2);
  color: #991b1b;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  padding-top: 44px;
}

.hero h1,
.section-heading h2 {
  margin: 10px 0 14px;
  line-height: 1.08;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.6rem);
}

.hero p {
  font-size: 1.08rem;
  line-height: 1.75;
  color: var(--muted);
  max-width: 62ch;
}

.eyebrow {
  display: inline-flex;
  padding: 7px 12px;
  border-radius: 999px;
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 700;
  font-size: 0.9rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0;
}

.hero-points {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.glass,
.card,
.metric-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.hero-panel,
.metric-card,
.card {
  border-radius: var(--radius-lg);
}

.hero-panel {
  padding: 22px;
}

.panel-header,
.card-header,
.section-heading,
.list-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--success);
  box-shadow: 0 0 0 8px rgba(16, 185, 129, 0.12);
}

.match-preview {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.preview-card {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--surface-border);
}

.preview-card p {
  margin: 8px 0 0;
}

.alert-card {
  background: rgba(239, 68, 68, 0.06);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.metric-card {
  padding: 24px;
}

.metric-card strong {
  display: block;
  margin: 12px 0 6px;
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  margin-top: 18px;
}

.card {
  padding: 22px;
}

.card-large {
  min-height: 100%;
}

.quick-start-card {
  margin-top: 18px;
}

.quick-action-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.match-form,
.auth-form {
  display: grid;
  gap: 14px;
}

.match-form {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.match-form .checkbox-row,
.match-form .btn {
  grid-column: 1 / -1;
}

label {
  display: grid;
  gap: 8px;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--surface-border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  padding: 13px 14px;
  color: var(--text);
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(79, 70, 229, 0.18);
  border-color: rgba(79, 70, 229, 0.24);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.checkbox-row input {
  width: 18px;
  height: 18px;
}

.match-result,
.empty-state,
.chat-status {
  margin-top: 18px;
  border-radius: var(--radius-md);
  padding: 16px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px dashed rgba(100, 116, 139, 0.3);
}

.result-card {
  display: grid;
  gap: 10px;
}

.result-grid,
.stats-list {
  display: grid;
  gap: 14px;
}

.stats-list {
  grid-template-columns: repeat(3, 1fr);
  margin: 8px 0 20px;
}

.admin-stats {
  margin-bottom: 0;
}

.bars {
  display: grid;
  gap: 14px;
}

.bar-row {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 12px;
  align-items: center;
}

.bar-track {
  height: 12px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.18);
  overflow: hidden;
}

.bar-track i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--primary), var(--accent));
}

.story-list {
  display: grid;
  gap: 14px;
}

.story-card {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
  background: rgba(255, 255, 255, 0.72);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.story-card:hover {
  transform: translateY(-2px);
  border-color: rgba(79, 70, 229, 0.3);
  box-shadow: 0 16px 40px rgba(79, 70, 229, 0.1);
}

.story-card.active-card {
  border-color: rgba(79, 70, 229, 0.35);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.08);
  background: rgba(79, 70, 229, 0.06);
}

.story-meta,
.story-actions,
.story-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.legal-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  padding: 32px 20px 42px;
  color: var(--muted);
  font-size: 0.92rem;
}

.legal-footer a:hover {
  color: var(--primary);
}

.legal-doc {
  max-width: 820px;
  margin: 0 auto;
  padding: 36px 20px 56px;
  color: var(--text);
}

.legal-doc h1 {
  margin: 0 0 8px;
  font-size: 2rem;
}

.legal-doc h2 {
  margin-top: 28px;
  font-size: 1.15rem;
}

.legal-doc p,
.legal-doc li {
  line-height: 1.7;
}

.legal-doc a {
  color: var(--primary);
}

.story-tag,
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.9rem;
  background: rgba(79, 70, 229, 0.08);
  color: var(--primary);
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.text-link {
  padding: 0;
  border: 0;
  background: none;
  color: var(--primary);
  font-weight: 700;
  cursor: pointer;
}

.chat-messages {
  display: grid;
  gap: 12px;
  min-height: 220px;
  max-height: 360px;
  overflow-y: auto;
  margin: 16px 0;
}

.message {
  max-width: 88%;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(79, 70, 229, 0.09);
}

.message.partner {
  background: rgba(148, 163, 184, 0.14);
}

.message strong {
  display: block;
  margin-bottom: 6px;
}

.message small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.message.warning {
  max-width: 100%;
  border: 1px solid rgba(239, 68, 68, 0.22);
  background: rgba(239, 68, 68, 0.08);
}

.chat-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
}

.discussion-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 18px;
  margin-top: 16px;
}

.discussion-filter-form {
  margin-top: 14px;
}

.discussion-create-form {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
  padding: 14px;
  border-radius: var(--radius-md);
  background: rgba(79, 70, 229, 0.05);
  border: 1px solid rgba(79, 70, 229, 0.1);
}

.discussion-create-wide {
  grid-column: 1 / -2;
}

.discussion-create-form .btn {
  align-self: end;
}

.discussion-room-panel {
  display: grid;
  gap: 14px;
}

.discussion-my-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.discussion-meta {
  display: grid;
  gap: 12px;
}

.discussion-rule {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(79, 70, 229, 0.05);
  color: var(--muted);
}

.diary-form {
  display: grid;
  gap: 14px;
}

.diary-card,
.risk-card {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
  background: rgba(255, 255, 255, 0.72);
}

.admin-card {
  display: grid;
  gap: 8px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
  background: rgba(255, 255, 255, 0.72);
}

.admin-card-highlight {
  border-color: rgba(79, 70, 229, 0.35);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.08);
  background: rgba(79, 70, 229, 0.06);
}

.risk-list {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-filter-form {
  display: grid;
  grid-template-columns: 180px 1fr auto;
  gap: 12px;
  margin-top: 14px;
}

.admin-batch-form {
  display: grid;
  grid-template-columns: 180px 180px 1fr auto;
  gap: 12px;
  margin-top: 12px;
  padding: 14px;
  border-radius: var(--radius-md);
  background: rgba(79, 70, 229, 0.05);
  border: 1px solid rgba(79, 70, 229, 0.1);
}

.admin-select-all {
  align-self: end;
  min-height: 52px;
}

.admin-risk-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
}

.admin-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-card-select {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.admin-actions textarea,
.admin-actions input {
  flex: 1 1 220px;
}

.admin-note {
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(79, 70, 229, 0.06);
  color: var(--muted);
}

.admin-room-state {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(16, 185, 129, 0.1);
  color: #0f766e;
  font-size: 0.85rem;
  font-weight: 700;
}

.admin-room-state.is-closed {
  background: rgba(148, 163, 184, 0.14);
  color: #475569;
}

.admin-user-detail {
  display: grid;
  gap: 14px;
}

.admin-user-detail h4,
.admin-user-detail p {
  margin: 0;
}

.admin-user-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.admin-subsection {
  display: grid;
  gap: 10px;
}

.admin-subsection h5 {
  margin: 0;
  font-size: 1rem;
}

.admin-subsection .admin-card {
  background: rgba(79, 70, 229, 0.04);
}

.severity-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(239, 68, 68, 0.1);
  color: #b91c1c;
  font-size: 0.85rem;
  font-weight: 700;
}

.meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--muted);
  font-size: 0.94rem;
}

.detail-panel {
  min-height: 220px;
}

.detail-content {
  display: grid;
  gap: 14px;
}

.detail-content p {
  margin: 0;
  line-height: 1.8;
  color: var(--muted);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.detail-grid .preview-card {
  background: rgba(79, 70, 229, 0.05);
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 20px;
}

.modal.hidden,
.auth-form.hidden,
.toast.hidden {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.48);
}

.modal-card {
  position: relative;
  width: min(100%, 460px);
  padding: 24px;
  border-radius: 28px;
  background: var(--surface-solid);
  box-shadow: var(--shadow);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.14);
  cursor: pointer;
}

.auth-tabs {
  display: inline-flex;
  gap: 8px;
  margin-bottom: 14px;
  padding: 6px;
  background: rgba(148, 163, 184, 0.12);
  border-radius: 999px;
}

.auth-tab {
  border: 0;
  background: transparent;
  border-radius: 999px;
  padding: 10px 16px;
  cursor: pointer;
}

.auth-tab.active {
  background: #fff;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 700;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  max-width: min(90vw, 320px);
  padding: 14px 16px;
  border-radius: 16px;
  color: #fff;
  background: rgba(23, 32, 51, 0.92);
  box-shadow: var(--shadow);
}

.fade-in-up {
  opacity: 0;
  transform: translateY(18px);
  animation: fadeInUp 720ms ease forwards;
}

.delay-1 { animation-delay: 120ms; }
.delay-2 { animation-delay: 240ms; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .hero,
  .dashboard-grid,
  .metrics,
  .discussion-layout,
  .discussion-my-grid,
  .discussion-create-form,
  .detail-grid,
  .admin-user-grid,
  .quick-action-grid,
  .admin-filter-form,
  .admin-batch-form,
  .stats-list {
    grid-template-columns: 1fr;
  }

  .admin-risk-toolbar {
    align-items: stretch;
    flex-direction: column;
  }


  .match-form {
    grid-template-columns: 1fr;
  }

  .desktop-nav {
    display: none;
  }

  .topbar {
    flex-wrap: wrap;
  }

  .chat-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--container));
  }

  .section {
    padding: 24px 0 18px;
  }

  .hero {
    padding-top: 24px;
  }

  .topbar-actions,
  .hero-actions {
    width: 100%;
  }

  .topbar-actions .btn,
  .hero-actions .btn {
    flex: 1 1 0;
    text-align: center;
  }

  .bar-row {
    grid-template-columns: 1fr;
  }
}

#profileForm {
  gap: 10px;
}
#profileForm label {
  gap: 4px;
}
#profileForm input,
#profileForm select,
#profileForm textarea {
  padding: 6px 10px;
  font-size: 0.9em;
}
#profileForm textarea {
  min-height: 48px;
}

/* ── Tab Navigation ──────────────────────────── */
.desktop-nav a.active {
  background: var(--color-primary, #5b6af0);
  color: #fff;
}
.tab-content {
  padding-top: 20px;
  min-height: calc(100vh - 120px);
}

/* ── Matching Windows ───────────────────────── */
.matching-windows {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 8px;
}
.matching-windows button {
  padding: 16px 10px;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  font-size: 0.95em;
  text-align: center;
  transition: all 0.2s;
}
.matching-windows button:hover {
  border-color: var(--color-primary, #5b6af0);
  background: #f0f0ff;
  transform: translateY(-1px);
}
.matching-windows button.mystery-box {
  border-color: #d4a574;
  background: linear-gradient(135deg, #fff5f0, #ffe8d6);
}
.matching-windows button.mystery-box:hover {
  border-color: #b87333;
  background: linear-gradient(135deg, #ffe8d6, #ffd4b8);
}
@media (max-width: 640px) {
  .matching-windows {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── Chat Card ──────────────────────────────── */
#chatCard {
  max-width: 720px;
  margin: 0 auto;
}
#chatMessages {
  max-height: 320px;
  overflow-y: auto;
  padding: 10px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  margin-bottom: 10px;
  background: #fafafa;
}
#chatForm {
  display: flex;
  gap: 8px;
}
#chatInput {
  flex: 1;
  padding: 10px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 0.95em;
}

/* ── Auth Modal Fix ─────────────────────────── */
.auth-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 16px;
}
.auth-tab {
  flex: 1;
  padding: 10px;
  border: none;
  border-bottom: 2px solid #e2e8f0;
  background: none;
  cursor: pointer;
  font-size: 1em;
  color: #666;
  transition: all 0.2s;
}
.auth-tab.active {
  border-bottom-color: var(--color-primary, #5b6af0);
  color: var(--color-primary, #5b6af0);
  font-weight: 600;
}
.auth-tab.hidden {
  display: none;
}

/* ── Form Styles ────────────────────────────── */
.auth-form {
  display: none;
  flex-direction: column;
  gap: 12px;
}
.auth-form:not(.hidden) {
  display: flex;
}
.auth-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.9em;
  color: #555;
}
.auth-form input,
.auth-form select,
.auth-form textarea {
  padding: 10px 12px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 0.95em;
}

/* ── Discuss Section ────────────────────────── */
#discussSection {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px;
}
#discussRoomMessages {
  max-height: 250px;
  overflow-y: auto;
  padding: 10px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  margin: 10px 0;
  background: #fafafa;
}