:root {
  --dc-font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --dc-font-display: "Space Grotesk", "Noto Sans SC", sans-serif;
  --dc-ink: #1e1b18;
  --dc-muted: #5f5a52;
  --dc-bg: #f6f1ea;
  --dc-panel: #fff9f1;
  --dc-panel-2: #fdf2e3;
  --dc-border: #e7ddcf;
  --dc-accent: #ff7a45;
  --dc-accent-2: #1f7a8c;
  --dc-accent-3: #f2c94c;
  --dc-slate: #1f2a33;
  --dc-slate-2: #243140;
  --dc-slate-3: #2d3b4b;
  --dc-white: #ffffff;
}

html {
  font-size: 15px;
}

@media (min-width: 992px) {
  html {
    font-size: 16px;
  }
}

* {
  box-sizing: border-box;
}

body {
  font-family: var(--dc-font-body);
  color: var(--dc-ink);
  background: var(--dc-bg);
}

body.public-body {
  background:
    radial-gradient(circle at top left, rgba(255, 122, 69, 0.18), transparent 55%),
    radial-gradient(circle at 20% 80%, rgba(31, 122, 140, 0.15), transparent 55%),
    linear-gradient(160deg, #f8f2e8 0%, #f7efe3 45%, #f6e8d4 100%);
  min-height: 100vh;
}

body.admin-body {
  background:
    radial-gradient(circle at 15% 10%, rgba(255, 122, 69, 0.12), transparent 50%),
    linear-gradient(180deg, #f7f1e8 0%, #f4ede3 40%, #f3ede4 100%);
  min-height: 100vh;
}

a {
  color: inherit;
}

.text-muted {
  color: var(--dc-muted) !important;
}

.navbar {
  border-bottom: 1px solid var(--dc-border);
  backdrop-filter: blur(8px);
  background: rgba(255, 249, 241, 0.9);
}

.navbar-brand {
  font-family: var(--dc-font-display);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.btn-accent {
  background: var(--dc-accent);
  color: #fff;
  border: none;
  box-shadow: 0 10px 25px rgba(255, 122, 69, 0.3);
}

.btn-accent:hover {
  background: #ff6a2f;
  color: #fff;
}

.btn-outline-accent {
  border: 1px solid var(--dc-accent);
  color: var(--dc-accent);
}

.btn-outline-accent:hover {
  background: var(--dc-accent);
  color: #fff;
}

.hero {
  padding: 4rem 0 3rem;
}

.hero-title {
  font-family: var(--dc-font-display);
  font-size: clamp(2.2rem, 2vw + 1.5rem, 3.4rem);
  font-weight: 700;
  line-height: 1.1;
}

.hero-card {
  background: var(--dc-panel);
  border: 1px solid var(--dc-border);
  border-radius: 20px;
  padding: 1.75rem;
  box-shadow: 0 18px 40px rgba(40, 30, 20, 0.12);
}

.feature-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.feature-tile {
  background: var(--dc-panel);
  border: 1px solid var(--dc-border);
  border-radius: 18px;
  padding: 1.5rem;
  min-height: 160px;
  box-shadow: 0 12px 24px rgba(38, 30, 22, 0.08);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(31, 122, 140, 0.12);
  color: var(--dc-accent-2);
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

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

.sidebar {
  width: 260px;
  background: var(--dc-slate);
  color: #d5dde6;
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar .brand {
  font-family: var(--dc-font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: #fff;
  text-decoration: none;
}

.sidebar .tagline {
  color: #94a3b8;
  font-size: 0.85rem;
}

.sidebar .nav-link {
  color: #cbd5e1;
  border-radius: 12px;
  padding: 0.65rem 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.menu-unread-dot,
.message-unread-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #ef4444;
  display: inline-block;
  flex: 0 0 auto;
}

.sidebar .nav-link.active,
.sidebar .nav-link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.sidebar .nav-section-title {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.7rem;
  color: #7b8a9a;
}

.shell-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.topbar {
  padding: 1.2rem 2rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(120, 110, 95, 0.2);
  background: rgba(255, 249, 241, 0.8);
  backdrop-filter: blur(8px);
}

.topbar-title {
  font-family: var(--dc-font-display);
  font-weight: 600;
  font-size: 1.3rem;
}

.content-area {
  padding: 2rem;
}

.stat-card {
  background: var(--dc-panel);
  border: 1px solid var(--dc-border);
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: 0 16px 30px rgba(35, 25, 15, 0.08);
}

.stat-label {
  color: var(--dc-muted);
  font-size: 0.9rem;
}

.stat-value {
  font-family: var(--dc-font-display);
  font-size: 2rem;
  margin: 0.4rem 0;
}

.panel {
  background: var(--dc-panel);
  border: 1px solid var(--dc-border);
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: 0 12px 24px rgba(40, 30, 22, 0.08);
}

.document-markdown h1,
.document-markdown h2,
.document-markdown h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.document-markdown p,
.document-markdown li {
  line-height: 1.8;
}

.document-markdown ul {
  padding-left: 1.25rem;
}

.quota-mini-card,
.quota-day-card,
.quota-overview-item {
  background: var(--dc-panel-2);
  border: 1px solid var(--dc-border);
  border-radius: 16px;
  padding: 1rem 1.1rem;
}

.quota-mini-label,
.quota-progress-label {
  color: var(--dc-muted);
  font-size: 0.82rem;
}

.quota-mini-value,
.quota-group-highlight {
  font-family: var(--dc-font-display);
  font-size: 1.55rem;
  margin: 0.35rem 0;
}

.quota-progress-alt {
  background: var(--dc-accent-2);
}

.chart-shell {
  position: relative;
  min-height: 340px;
}

.analytics-filter-row .form-label {
  margin-bottom: 0.5rem;
}

.analytics-filter-control {
  min-height: 44px;
}

.analytics-superadmin-table .dataTables_wrapper .dataTables_filter input,
.analytics-superadmin-table .dataTables_wrapper .dataTables_length select {
  border-radius: 12px;
  border: 1px solid var(--dc-border);
  background: var(--dc-panel);
  color: var(--dc-ink);
}

.analytics-superadmin-table .dataTables_wrapper .dataTables_filter input {
  padding: 0.4rem 0.7rem;
}

.analytics-superadmin-table .dataTables_wrapper .dataTables_info,
.analytics-superadmin-table .dataTables_wrapper .dataTables_length,
.analytics-superadmin-table .dataTables_wrapper .dataTables_filter {
  color: var(--dc-muted);
  margin-bottom: 0.9rem;
}

.analytics-superadmin-table .dataTables_wrapper .dataTables_paginate .paginate_button {
  border-radius: 10px;
  border: 1px solid transparent;
}

.analytics-superadmin-table .dataTables_wrapper .dataTables_paginate .paginate_button.current,
.analytics-superadmin-table .dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
  background: var(--dc-panel-2);
  border-color: var(--dc-border);
  color: var(--dc-ink) !important;
}

.panel-subtle {
  background: rgba(253, 242, 227, 0.65);
  border: 1px dashed rgba(231, 221, 207, 0.95);
  box-shadow: none;
}

.app-management-table .dataTables_wrapper .dataTables_filter input,
.app-management-table .dataTables_wrapper .dataTables_length select {
  border-radius: 12px;
  border: 1px solid var(--dc-border);
  background: var(--dc-panel);
  color: var(--dc-ink);
}

.app-management-table .dataTables_wrapper .dataTables_filter input {
  padding: 0.45rem 0.75rem;
}

.app-management-table .dataTables_wrapper .dataTables_info,
.app-management-table .dataTables_wrapper .dataTables_length,
.app-management-table .dataTables_wrapper .dataTables_filter {
  color: var(--dc-muted);
  margin-bottom: 0.9rem;
}

.app-management-table .dataTables_wrapper .dataTables_filter {
  text-align: right;
}

.app-management-table .dataTables_wrapper .dataTables_filter label {
  width: 100%;
}

.app-management-table .dataTables_wrapper .dataTables_filter input {
  width: min(100%, 320px);
}

.app-management-table .dataTables_wrapper .dataTables_paginate .paginate_button {
  border-radius: 10px;
  border: 1px solid transparent;
}

.app-management-table .dataTables_wrapper .dataTables_paginate .paginate_button.current,
.app-management-table .dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
  background: var(--dc-panel-2);
  border-color: var(--dc-border);
  color: var(--dc-ink) !important;
}

.app-management-table .dataTables_wrapper .dataTables_paginate .paginate_button:hover {
  background: rgba(255, 122, 69, 0.12);
  border-color: rgba(255, 122, 69, 0.28);
  color: var(--dc-ink) !important;
}

.app-management-table .dataTables_wrapper .dataTables_processing {
  border-radius: 14px;
  border: 1px solid var(--dc-border);
  background: var(--dc-panel);
  color: var(--dc-ink);
}

.app-management-table table {
  table-layout: fixed;
  width: 100% !important;
}

.app-management-table .app-col-action {
  width: 88px;
  white-space: nowrap;
}

.app-management-table .app-col-name {
  width: 300px;
  max-width: 300px;
}

.app-management-table .app-col-platform {
  width: 180px;
  max-width: 180px;
  font-size: 0.86rem;
  line-height: 1.55;
  white-space: normal;
  word-break: break-word;
}

.app-management-table .app-col-status {
  width: 145px;
  white-space: nowrap;
}

.app-management-table .app-col-name a {
  display: inline-block;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.app-management-table .badge-soft,
.app-management-table .badge-ok,
.app-management-table .badge-warn,
.app-management-table .badge-danger,
.app-management-table .badge-muted,
.app-management-table .badge-disabled {
  white-space: nowrap;
}

@media (max-width: 991px) {
  .app-management-table {
    overflow-x: auto;
  }

  .app-management-table table {
    min-width: 860px;
  }

  .app-management-table .dataTables_wrapper .dataTables_filter {
    text-align: left;
  }

  .app-management-table .dataTables_wrapper .dataTables_filter input {
    width: 100%;
    margin-left: 0;
    margin-top: 0.5rem;
  }
}

.analytics-app-link {
  font-weight: 600;
  color: var(--dc-accent-2);
}

.analytics-app-link:hover {
  color: var(--dc-accent);
}

.analytics-app-detail-grid .fw-semibold {
  overflow-wrap: anywhere;
}

.review-action-cell {
  min-width: 300px;
}

.review-action-stack {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.review-action-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.5rem;
  align-items: center;
}

.review-action-row-top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.review-action-row .form-control {
  min-width: 0;
}

.review-link-row {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.review-link-action {
  padding: 0.25rem 0.5rem;
  line-height: 1;
  flex: 0 0 auto;
}

@media (max-width: 767px) {
  .review-action-cell {
    min-width: 260px;
  }

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

  .review-action-row button,
  .review-action-row-top button,
  .review-action-row-top form {
    width: 100%;
  }

  .review-action-row-top {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 575px) {
  .app-management-table table {
    min-width: 760px;
  }

  .app-management-table .app-col-name {
    width: 220px;
    max-width: 220px;
  }

  .app-management-table .app-col-platform {
    width: 140px;
    max-width: 140px;
    font-size: 0.8rem;
  }

  .app-management-table .app-col-status {
    width: 120px;
  }
}

.progress {
  background: rgba(255, 122, 69, 0.15);
}

.progress-bar {
  background: var(--dc-accent);
}

.badge-soft {
  background: rgba(31, 122, 140, 0.15);
  color: var(--dc-accent-2);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-weight: 600;
}

.badge-ok {
  background: rgba(52, 211, 153, 0.18);
  color: #0f766e;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-weight: 600;
}

.badge-warn {
  background: rgba(242, 201, 76, 0.25);
  color: #9a6d05;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-weight: 600;
}

.badge-danger {
  background: rgba(244, 63, 94, 0.18);
  color: #be123c;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-weight: 600;
}

.badge-muted {
  background: rgba(148, 163, 184, 0.25);
  color: #4b5563;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-weight: 600;
}

.badge-disabled {
  background: rgba(15, 23, 42, 0.2);
  color: #0f172a;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-weight: 600;
}

.app-id-chip {
  background: var(--dc-panel-2);
  border: 1px solid var(--dc-border);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-weight: 600;
}

.table thead th {
  color: var(--dc-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--dc-border);
}

.table tbody tr {
  border-bottom: 1px solid rgba(231, 221, 207, 0.6);
}

.form-control,
.form-select {
  border-radius: 12px;
  border: 1px solid var(--dc-border);
  padding: 0.65rem 0.9rem;
}

.text-prewrap {
  white-space: pre-wrap;
}

.message-conversation-list {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.message-conversation-item {
  display: block;
  padding: 1rem 1.1rem;
  border: 1px solid var(--dc-border);
  border-radius: 16px;
  background: var(--dc-panel-2);
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.message-conversation-item:hover {
  border-color: rgba(255, 122, 69, 0.45);
  box-shadow: 0 12px 24px rgba(40, 30, 22, 0.08);
  transform: translateY(-1px);
}

.message-thread {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.message-bubble-row {
  display: flex;
}

.message-bubble-row.mine {
  justify-content: flex-end;
}

.message-bubble-row.theirs {
  justify-content: flex-start;
}

.message-bubble {
  width: min(100%, 680px);
  border-radius: 18px;
  padding: 1rem 1.1rem;
  border: 1px solid var(--dc-border);
  box-shadow: 0 10px 18px rgba(40, 30, 22, 0.06);
}

.message-bubble.mine {
  background: #fff3e7;
}

.message-bubble.theirs {
  background: #f7fbfc;
}

.message-markdown > :last-child {
  margin-bottom: 0;
}

.message-markdown pre {
  background: #1f2a33;
  color: #e5edf5;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  overflow-x: auto;
}

.message-markdown code {
  font-size: 0.92em;
}

.message-markdown blockquote {
  border-left: 3px solid var(--dc-accent);
  padding-left: 0.9rem;
  color: var(--dc-muted);
  margin-left: 0;
}

.message-markdown img {
  display: none;
}

.alert {
  border-radius: 14px;
  border: 1px solid rgba(231, 221, 207, 0.8);
}

.shell-footer {
  padding: 1.5rem 2rem 2rem;
  color: var(--dc-muted);
}

.offcanvas.sidebar-offcanvas {
  background: var(--dc-slate);
  color: #d5dde6;
}

.offcanvas.sidebar-offcanvas .nav-link {
  color: #d5dde6;
}

.offcanvas.sidebar-offcanvas .nav-link.active,
.offcanvas.sidebar-offcanvas .nav-link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

@media (max-width: 991px) {
  .sidebar {
    display: none;
  }

  .content-area {
    padding: 1.5rem;
  }

  .topbar {
    padding: 1rem 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
  }
}