:root {
  --bg: #f5f7f2;
  --panel: #ffffff;
  --ink: #16231c;
  --muted: #66746b;
  --line: #e2e8dc;
  --green: #2f6f52;
  --gold: #b78b45;
  --danger: #b94635;
  --shadow: 0 16px 42px rgba(31, 54, 41, .1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  letter-spacing: 0;
}

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

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

.admin-body {
  min-height: 100vh;
}

.admin-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 236px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 24px;
  background: #17231c;
  color: #fff;
}

.admin-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
}

.admin-logo span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--green);
}

.admin-sidebar nav {
  display: grid;
  gap: 6px;
}

.admin-sidebar nav a,
.admin-link-btn {
  display: block;
  width: 100%;
  border: 0;
  border-radius: 8px;
  padding: 11px 12px;
  color: rgba(255, 255, 255, .78);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.admin-sidebar nav a:hover,
.admin-sidebar nav a.active,
.admin-link-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, .1);
}

.admin-sidebar form {
  margin-top: auto;
}

.admin-main {
  margin-left: 236px;
  padding: 34px clamp(22px, 4vw, 46px);
}

.is-login .admin-main {
  margin-left: 0;
  padding: 0;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 22px;
  background: radial-gradient(circle at 20% 10%, #e7f1e8, transparent 34%), var(--bg);
}

.login-card,
.admin-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.login-card {
  width: min(420px, 100%);
  padding: 32px;
}

.admin-card {
  padding: clamp(20px, 3vw, 28px);
  margin-bottom: 22px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.2;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(28px, 4vw, 42px);
}

h2 {
  font-size: 22px;
  margin-bottom: 18px;
}

.admin-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}

.admin-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 20px;
}

.admin-tabs a {
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: #fff;
  font-weight: 700;
}

.admin-tabs a.active,
.admin-tabs a:hover {
  border-color: var(--green);
  color: #fff;
  background: var(--green);
}

.admin-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 16px;
  background: #fff;
  color: var(--ink);
  font-weight: 800;
  cursor: pointer;
}

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

.admin-alert {
  padding: 12px 14px;
  border-radius: 8px;
  background: #fff0ed;
  color: var(--danger);
  margin-bottom: 16px;
  font-weight: 700;
}

.admin-alert.success {
  background: #e7f3ed;
  color: var(--green);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 22px;
}

.stat-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 22px;
  box-shadow: 0 10px 30px rgba(31, 54, 41, .06);
}

.stat-card span {
  display: block;
  color: var(--muted);
}

.stat-card strong {
  display: block;
  margin-top: 8px;
  font-size: 34px;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th,
.admin-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.admin-table th {
  color: var(--muted);
  font-size: 13px;
}

.admin-table small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

.admin-table .empty-row {
  padding: 26px 12px;
  color: var(--muted);
  text-align: center;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.actions a,
.actions button {
  border: 0;
  background: transparent;
  color: var(--green);
  padding: 0;
  font-weight: 800;
  cursor: pointer;
}

.actions button {
  color: var(--danger);
}

.admin-form label,
.login-card label {
  display: grid;
  gap: 7px;
  color: #405249;
  font-weight: 800;
}

.admin-form input,
.admin-form textarea,
.admin-form select,
.login-card input,
.inline-form select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 12px;
  background: #fff;
  color: var(--ink);
}

.admin-form textarea {
  resize: vertical;
}

.admin-form input:focus,
.admin-form textarea:focus,
.admin-form select:focus,
.login-card input:focus {
  outline: 2px solid rgba(47, 111, 82, .16);
  border-color: var(--green);
}

.login-card label {
  margin-bottom: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.span-2 {
  grid-column: span 2;
}

.check {
  display: flex !important;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px !important;
}

.check input {
  width: auto;
}

.cover-preview {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #f7f8f4;
}

.cover-preview img {
  width: 100%;
  max-height: 260px;
  object-fit: cover;
}

.qr-preview {
  display: grid;
  place-items: center;
  padding: 18px;
}

.qr-preview img {
  width: 160px;
  height: 160px;
  object-fit: contain;
  background: #fff;
  border-radius: 8px;
}

.text-image-preview {
  display: grid;
  place-items: center;
  padding: 22px;
  background:
    linear-gradient(45deg, rgba(31, 54, 43, .06) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(31, 54, 43, .06) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(31, 54, 43, .06) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(31, 54, 43, .06) 75%);
  background-size: 24px 24px;
  background-position: 0 0, 0 12px, 12px -12px, -12px 0;
}

.text-image-preview img {
  max-height: 180px;
  object-fit: contain;
}

#editor {
  min-height: 560px;
}

.ql-toolbar.ql-snow {
  border-color: var(--line) !important;
  border-radius: 8px 8px 0 0;
  background: #fbfcf8;
}

.ql-container.ql-snow {
  border-color: var(--line) !important;
  border-radius: 0 0 8px 8px;
  background: #fff;
}

.ql-editor {
  min-height: 500px;
  font-size: 16px;
  line-height: 1.75;
}

.ql-editor h2,
.ql-editor h3 {
  margin-bottom: 12px;
}

.ql-editor img {
  max-width: 100%;
}

.ql-snow .ql-picker {
  color: var(--ink);
}

.ql-snow .ql-stroke {
  stroke: var(--ink);
}

.ql-snow .ql-fill {
  fill: var(--ink);
}

.ql-snow.ql-toolbar button:hover,
.ql-snow .ql-toolbar button:hover,
.ql-snow.ql-toolbar button.ql-active,
.ql-snow .ql-toolbar button.ql-active,
.ql-snow.ql-toolbar .ql-picker-label:hover,
.ql-snow .ql-toolbar .ql-picker-label:hover,
.ql-snow.ql-toolbar .ql-picker-label.ql-active,
.ql-snow .ql-toolbar .ql-picker-label.ql-active {
  color: var(--green);
}

.ql-snow.ql-toolbar button:hover .ql-stroke,
.ql-snow .ql-toolbar button:hover .ql-stroke,
.ql-snow.ql-toolbar button.ql-active .ql-stroke,
.ql-snow .ql-toolbar button.ql-active .ql-stroke {
  stroke: var(--green);
}

.ql-snow.ql-toolbar button:hover .ql-fill,
.ql-snow .ql-toolbar button:hover .ql-fill,
.ql-snow.ql-toolbar button.ql-active .ql-fill,
.ql-snow .ql-toolbar button.ql-active .ql-fill {
  fill: var(--green);
}

.ql-tooltip {
  border-radius: 8px !important;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 40px;
}

.inline-form {
  margin: 0;
}

.inquiry-table td:nth-child(3) {
  max-width: 420px;
}

@media (max-width: 980px) {
  .admin-sidebar {
    position: static;
    width: auto;
    padding: 16px;
  }

  .admin-sidebar nav {
    grid-template-columns: repeat(3, 1fr);
  }

  .admin-main {
    margin-left: 0;
    padding: 22px 16px;
  }

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

@media (max-width: 680px) {
  .admin-head,
  .actions {
    display: grid;
    justify-content: stretch;
  }

  .admin-sidebar nav,
  .stat-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .span-2 {
    grid-column: span 1;
  }

  .admin-card {
    overflow-x: auto;
  }
}