/* -------------------------------------------------------
   Premium Soft Neutral Theme (Admin + Login)
   High-end, Clean, Bright, Minimal
-------------------------------------------------------- */

:root {
  --bg: #f7f8fa;
  --panel: #ffffff;
  --primary: #6b7a99;
  --primary-hover: #56627d;
  --primary-soft: #eef1f6;

  --text: #1f2937;
  --muted: #8a94a6;
  --border: #e5e7eb;

  --sidebar-bg-top: #ffffff;
  --sidebar-bg-bottom: #ffffff;
}

/* global reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

/* ---------------------- topbar ---------------------- */
.admin-topbar {
  height: 60px;
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar-logo {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
}

.topbar-divider {
  width: 1px;
  height: 20px;
  background: var(--border);
}

.topbar-app-title {
  font-size: 14px;
  font-weight: 500;
  color: #4b5563;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.topbar-user {
  font-size: 13px;
  color: #4b5563;
}

.btn-topbar {
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--primary);
  text-decoration: none;
  font-size: 12px;
}

/* 三条线按钮 */
.topbar-toggle {
  border: 1px solid var(--border);
  background: #ffffff;
  border-radius: 999px;
  width: 32px;
  height: 32px;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------------------- layout ---------------------- */

.admin-shell {
  display: flex;
  min-height: calc(100vh - 60px);
}

/* sidebar */
.admin-sidebar {
  width: 230px;
  background: #ffffff;
  border-right: 1px solid var(--border);
  padding: 20px 16px;
  transition: width 0.25s ease, padding 0.25s ease;
}

.sidebar-collapsed .admin-sidebar {
  width: 0;
  padding: 0;
  overflow: hidden;
  border: none;
}

/* main */
.admin-main {
  flex: 1;
  padding: 26px 30px;
  display: flex;
  flex-direction: column;
}

.admin-main-inner {
  width: 100%;
}

/* ---------------------- sidebar menu ---------------------- */

.sidebar-menu {
  display: block;
}

.sidebar-section {
  margin-bottom: 18px;
}

.sidebar-section-title {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
}

.sidebar-link {
  display: block;
  padding: 8px 12px;
  margin-bottom: 4px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 13px;
  color: #374151;
}

.sidebar-link:hover {
  background: var(--primary-soft);
}

.sidebar-link.active {
  background: var(--primary);
  color: #ffffff;
}

/* ---------------------- card ---------------------- */

.page-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 18px;
}

.admin-card {
  background: var(--panel);
  padding: 18px 22px;
  border-radius: 14px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.04);
  margin-bottom: 20px;
}

.admin-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.admin-card-elevated {
  border-radius: 18px;
  padding: 28px 32px;
  background: #ffffff;
  box-shadow: 0 12px 45px rgba(0,0,0,0.06);
}

.admin-card-narrow {
  max-width: 900px;
  margin: 0 auto;
}

/* ---------------------- table ---------------------- */

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

.table th {
  text-align: left;
  padding: 10px;
  background: var(--primary-soft);
  color: var(--text);
  border-bottom: 1px solid var(--border);
  font-size: 12px;
}

.table td {
  padding: 10px;
  border-bottom: 1px solid var(--border);
}

/* ---------------------- buttons ---------------------- */

.btn {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 13px;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-sm {
  padding: 6px 10px;
  font-size: 12px;
  border-radius: 999px;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-light {
  background: #ffffff;
  color: var(--primary);
  border: 1px solid var(--border);
}

/* ---------------------- alerts ---------------------- */

.alert-success {
  background: #ecfdf5;
  color: #166534;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 13px;
}

.alert-error {
  background: #ffe6e6;
  color: #b71c1c;
  padding: 10px;
  border-radius: 8px;
  margin-bottom: 12px;
}

/* ---------------------- form layout ---------------------- */

.form-page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 18px;
}

.form-page-eyebrow {
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.form-page-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 4px;
}

.form-page-subtitle {
  font-size: 13px;
  color: var(--muted);
}

.form-layout {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.form-section {
  padding-top: 6px;
  border-top: 1px solid var(--border);
}

.form-section:first-of-type {
  border-top: none;
  padding-top: 0;
}

.form-section-header {
  margin-bottom: 12px;
}

.form-section-title {
  font-size: 15px;
  font-weight: 600;
  color: #1f2937;
}

.form-section-desc {
  font-size: 13px;
  color: #6b7280;
}

.form-grid {
  display: grid;
  gap: 14px 20px;
}

.form-grid-1 { grid-template-columns: minmax(0, 1fr); }
.form-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.form-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.field-static {
  font-size: 13px;
  padding: 6px 0;
  color: #111827;
}

/* ---------------------- Inputs ---------------------- */

.form-control {
  width: 100%;
  height: 40px;
  padding: 9px 13px;
  background: #f9fafb;
  border: 1px solid #e0e4eb;
  border-radius: 12px;
  font-size: 13px;
  color: #1f2937;
  transition: all 0.18s ease;
  outline: none;
}

.form-control:hover {
  background: #ffffff;
  border-color: #d4d9e2;
}

.form-control:focus {
  background: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(107, 122, 153, 0.25);
}

textarea.form-control {
  min-height: 90px;
  height: auto;
  resize: vertical;
}

select.form-control {
  background:
    #f9fafb
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%239ca3af"><path d="M4 6l4 4 4-4z"/></svg>')
    no-repeat right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

select.form-control:hover {
  background-color: #ffffff;
}

select.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(107, 122, 153, 0.25);
}

/* ---------------------- override readonly (important) ---------------------- */

/* 全局 readonly → warning 但我们要覆写 drp-display-input */
.form-control[readonly],
.form-control:disabled {
  background: #f3f4f6;
  border-color: #e5e7eb;
  color: #9ca3af;
  cursor: not-allowed;
}

/* 但 date-range-display 要可点击！ */
.drp-display-input {
  cursor: pointer !important;
  color: #111827 !important;
  background: #ffffff !important;
}

/* ---------------------- footer ---------------------- */

.admin-footer {
  border-top: 1px solid var(--border);
  background: #ffffff;
  padding: 16px 22px;
  font-size: 12px;
  color: var(--muted);
}

.admin-footer-inner {
  text-align: center;
}

/* ======================================================
   Date Range Picker (Airbnb style)
====================================================== */

.date-filter-wrapper {
  position: relative;
  max-width: 280px;
}

.drp-container {
  position: absolute;
  z-index: 50;
  margin-top: 4px;
  display: none;
  gap: 10px;
}

.drp-wrapper {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 10px 12px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
  width: 260px;
  font-size: 12px;
}

.drp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.drp-month-label {
  font-size: 13px;
  font-weight: 600;
  color: #111827;
}

.drp-nav {
  border: none;
  background: #f3f4f6;
  border-radius: 999px;
  width: 24px;
  height: 24px;
  cursor: pointer;
}

.drp-week-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 10px;
  color: #9ca3af;
}

.drp-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
}

.drp-day {
  border: none;
  background: none;
  border-radius: 8px;
  padding: 4px 0;
  font-size: 12px;
  cursor: pointer;
  color: #111827;
}

.drp-day.is-out-month { color: #d1d5db; }
.drp-day.is-today { box-shadow: 0 0 0 1px #9ca3af inset; }
.drp-day.in-range { background: #e5e7eb; }
.drp-day.is-start,
.drp-day.is-end {
  background: var(--primary);
  color: #ffffff !important;
}

.drp-day:hover {
  background: #e5e7eb;
}

/* quick bar */
.drp-quick-bar {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 10px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 140px;
}

.drp-quick-item {
  border: none;
  text-align: left;
  padding: 6px 10px;
  border-radius: 999px;
  background: transparent;
  font-size: 12px;
  cursor: pointer;
}

.drp-quick-item:hover {
  background: var(--primary-soft);
  color: var(--primary);
}

/* Mobile 友好：小屏幕时上下排布 */
@media (max-width: 640px) {
  .drp-container {
    flex-direction: column;
    align-items: stretch;
  }

  .drp-wrapper,
  .drp-quick-bar {
    width: 100%;
  }
}