:root {
  color: #142036;
  background: #edf2f8;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(19, 93, 255, 0.08), transparent 18%),
    linear-gradient(180deg, #f3f6fb 0%, #eaf0f7 100%);
}

.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 18px;
  padding: 18px;
}

.sidebar,
.login-card,
.panel,
.topbar {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(18, 36, 62, 0.08);
  border-radius: 24px;
  box-shadow: 0 18px 40px rgba(24, 40, 66, 0.08);
}

.sidebar {
  padding: 22px;
}

.brand h1,
.topbar h2,
.login-card h2 {
  margin: 8px 0 10px;
}

.brand p,
.login-card p {
  color: #66758d;
  line-height: 1.5;
}

.eyebrow {
  color: #708199;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 28px;
}

.nav-link,
button {
  border: 0;
  border-radius: 16px;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.nav-link {
  padding: 14px 16px;
  text-align: left;
  background: #f4f7fb;
  color: #21314a;
}

.nav-link.active {
  background: linear-gradient(135deg, #1f5eff 0%, #1396ff 100%);
  color: white;
}

.content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.login-card {
  width: min(100%, 520px);
  margin: auto;
  padding: 28px;
}

.topbar {
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.panel {
  padding: 24px;
}

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

label {
  display: grid;
  gap: 8px;
  font-size: 14px;
}

input,
textarea,
select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d4dcea;
  border-radius: 14px;
  background: white;
  font: inherit;
}

button {
  padding: 12px 16px;
  background: linear-gradient(135deg, #1f5eff 0%, #1396ff 100%);
  color: white;
  font-weight: 600;
}

button.secondary {
  background: #f4f7fb;
  color: #21314a;
}

button.danger {
  background: #fce7ea;
  color: #9d2035;
}

.hidden {
  display: none !important;
}

.error {
  color: #bf2845;
  margin-top: 12px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.stat-card,
.card,
.resource-row,
.grid-row {
  border: 1px solid #e4eaf3;
  border-radius: 18px;
  background: #f8fbff;
}

.stat-card {
  padding: 18px;
}

.stat-card strong {
  display: block;
  margin-top: 8px;
  font-size: 28px;
}

.resource-list,
.grid-list {
  display: grid;
  gap: 12px;
}

.resource-row,
.grid-row {
  padding: 16px;
}

.row-meta {
  color: #6c7b91;
  font-size: 14px;
}

.resource-actions,
.inline-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.grid-table {
  overflow-x: auto;
}

.grid-header,
.grid-track {
  display: grid;
  gap: 8px;
  min-width: 1180px;
}

.grid-header {
  margin-bottom: 8px;
}

.grid-header > div,
.grid-track > div {
  border-radius: 14px;
}

.resource-label,
.date-label {
  background: #f4f7fb;
  padding: 12px;
}

.grid-cell {
  min-height: 54px;
  background: white;
  border: 1px solid #e1e7f0;
}

.booking-mark {
  padding: 10px 12px;
  border-radius: 16px;
  color: white;
  font-size: 13px;
  background: linear-gradient(135deg, #1f5eff 0%, #1396ff 100%);
}

.booking-mark.pending_payment {
  background: linear-gradient(135deg, #ef8d16 0%, #f4b350 100%);
}

.booking-mark.cancelled {
  background: linear-gradient(135deg, #7f8aa1 0%, #9ba8bc 100%);
}

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(11, 20, 34, 0.38);
  padding: 24px;
}

.modal.open {
  display: flex;
}

.modal-card {
  width: min(100%, 560px);
  background: white;
  border-radius: 24px;
  padding: 24px;
  box-shadow: 0 30px 80px rgba(18, 36, 62, 0.18);
}

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
}

.stack {
  display: grid;
  gap: 16px;
}

.chat-log {
  display: grid;
  gap: 10px;
  max-height: 420px;
  overflow: auto;
}

.hint-card {
  margin: 10px 0 14px;
  padding: 12px 14px;
  border-radius: 16px;
  background: #eef6ff;
  border: 1px solid #d7e6ff;
  color: #31507f;
  line-height: 1.45;
  font-size: 14px;
}

.state-preview {
  margin: 0 0 14px;
  padding: 12px 14px;
  border: 1px solid #e1e7f0;
  border-radius: 14px;
  background: #101827;
  color: #dbe8ff;
  font-size: 12px;
  line-height: 1.45;
  overflow: auto;
}

.chat-bubble {
  padding: 12px 14px;
  border-radius: 16px;
  line-height: 1.45;
  white-space: pre-wrap;
}

.chat-bubble.user {
  background: #eef4ff;
}

.chat-bubble.assistant {
  background: #f7fafc;
}

.chat-media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.chat-media-preview {
  width: 100%;
  min-height: 100px;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid #dce5f2;
  background: #edf3fb;
}

.media-grid,
.rates-grid {
  display: grid;
  gap: 12px;
}

.chat-admin-layout {
  display: grid;
  grid-template-columns: minmax(320px, 360px) minmax(0, 1fr);
  gap: 18px;
}

.chat-session-list {
  display: grid;
  gap: 10px;
  max-height: 680px;
  overflow: auto;
}

.chat-session-item {
  width: 100%;
  text-align: left;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid #dfe7f2;
  background: #f8fbff;
  cursor: pointer;
}

.chat-session-item.active {
  border-color: #3b82f6;
  background: #edf4ff;
}

.chat-session-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 8px;
  color: #6c7b91;
  font-size: 12px;
}

.media-card,
.rate-card {
  padding: 14px;
  border: 1px solid #e4eaf3;
  border-radius: 18px;
  background: #f8fbff;
}

.media-preview {
  width: 100%;
  border-radius: 14px;
  background: #eaf0f8;
  margin-top: 10px;
}

.muted {
  color: #6c7b91;
  font-size: 14px;
}

@media (max-width: 960px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
  }

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