/* Two-level management workspace */
body.admin-mode { background: #eef1ee; }
body.admin-mode .location-bar { display: none; }

.admin-panel { min-height: calc(100vh - 118px); }
.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
    padding: 18px 20px;
    border: 1px solid rgba(16,44,50,.09);
    border-radius: 20px;
    background: var(--paper);
    box-shadow: 0 10px 30px rgba(13,45,49,.06);
}
.admin-title-wrap { display: flex; align-items: center; gap: 13px; min-width: 0; }
.admin-title-icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    border-radius: 14px;
    color: white;
    background: var(--secondary);
}
.admin-title-wrap h1 { color: var(--ink); font-size: 20px; line-height: 1.2; }
.admin-title-wrap p { color: var(--muted); font-size: 11px; margin-top: 4px; }
.admin-top-actions { display: flex; align-items: center; gap: 12px; }
.role-switch { display: flex; padding: 4px; border: 1px solid var(--line); border-radius: 999px; background: #eef2ef; }
.role-switch button { padding: 8px 13px; border-radius: 999px; color: var(--muted); background: transparent; font-size: 12px; font-weight: 700; }
.role-switch button.active { color: white; background: var(--secondary); }
.admin-user { display: flex; align-items: center; gap: 9px; padding-left: 12px; border-left: 1px solid var(--line); }
.admin-user-avatar { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; color: white; background: var(--primary); font-size: 12px; font-weight: 800; }
.admin-user strong { display: block; font-size: 12px; }
.admin-user small { display: block; color: var(--muted); font-size: 10px; }
.back-front { display: inline-flex; align-items: center; gap: 7px; padding: 9px 12px; border-radius: 11px; color: #42595d; background: #edf1ed; font-size: 12px; font-weight: 700; }
.back-front:hover { color: white; background: var(--primary); }

.admin-layout { display: grid; grid-template-columns: 230px minmax(0,1fr); gap: 18px; align-items: start; }
.admin-sidebar {
    position: sticky;
    top: 95px;
    padding: 16px 12px;
    border-radius: 20px;
    color: white;
    background: var(--secondary);
    box-shadow: 0 18px 42px rgba(13,45,49,.16);
}
.sidebar-caption { padding: 8px 11px 12px; color: #83aaa8; font-size: 9px; font-weight: 800; letter-spacing: 2px; }
.admin-nav { display: grid; gap: 6px; }
.admin-nav button { width: 100%; display: flex; align-items: center; gap: 10px; padding: 11px 12px; border-radius: 12px; color: #bcd1cf; background: transparent; text-align: left; font-size: 12px; font-weight: 700; transition: var(--transition); }
.admin-nav button i { width: 18px; color: #78a8a3; text-align: center; }
.admin-nav button:hover { color: white; background: rgba(255,255,255,.08); }
.admin-nav button.active { color: var(--ink); background: #dceee9; }
.admin-nav button.active i { color: var(--primary-dark); }
.sidebar-help { margin: 18px 4px 2px; padding: 13px; border-radius: 14px; color: #b9cfcd; background: rgba(255,255,255,.06); font-size: 10px; line-height: 1.6; }
.sidebar-help i { color: #ff9b7d; margin-right: 5px; }

.admin-content { min-width: 0; }
.admin-page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; margin: 2px 2px 18px; }
.admin-page-head h2 { color: var(--ink); font-size: 25px; letter-spacing: -.7px; }
.admin-page-head p { color: var(--muted); font-size: 12px; margin-top: 5px; }
.admin-primary-btn, .admin-secondary-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 40px; padding: 9px 15px; border-radius: 11px; font-size: 12px; font-weight: 800; }
.admin-primary-btn { color: white; background: var(--primary); }
.admin-primary-btn:hover { background: var(--primary-dark); }
.admin-secondary-btn { color: var(--ink); border: 1px solid var(--line); background: white; }
.admin-secondary-btn:hover { color: var(--primary-dark); border-color: var(--primary); }

.metric-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 14px; margin-bottom: 16px; }
.metric-card { min-width: 0; padding: 18px; border: 1px solid rgba(16,44,50,.08); border-radius: 18px; background: var(--paper); box-shadow: 0 8px 24px rgba(13,45,49,.05); }
.metric-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.metric-icon { width: 37px; height: 37px; display: grid; place-items: center; border-radius: 12px; color: var(--primary-dark); background: var(--primary-bg); }
.metric-trend { color: #1d8e6c; font-size: 10px; font-weight: 800; }
.metric-card strong { display: block; margin-top: 14px; color: var(--ink); font-size: 25px; line-height: 1; }
.metric-card span { display: block; margin-top: 7px; color: var(--muted); font-size: 10px; }

.admin-card { overflow: hidden; border: 1px solid rgba(16,44,50,.08); border-radius: 20px; background: var(--paper); box-shadow: 0 9px 28px rgba(13,45,49,.05); }
.admin-card + .admin-card { margin-top: 16px; }
.admin-card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 17px 18px; border-bottom: 1px solid rgba(16,44,50,.08); }
.admin-card-head h3 { color: var(--ink); font-size: 14px; }
.admin-card-head span { color: var(--muted); font-size: 10px; }
.admin-card-body { padding: 18px; }
.admin-two-col { display: grid; grid-template-columns: 1.1fr .9fr; gap: 16px; }

.admin-table-wrap { overflow-x: auto; }
.admin-table { width: 100%; min-width: 720px; border-collapse: collapse; }
.admin-table th { padding: 11px 12px; color: #718184; background: #f2f4f0; font-size: 10px; font-weight: 800; text-align: left; white-space: nowrap; }
.admin-table td { padding: 13px 12px; border-top: 1px solid rgba(16,44,50,.07); color: #41565a; font-size: 11px; vertical-align: middle; }
.admin-table tbody tr:hover { background: #fbfcf8; }
.table-person { display: flex; align-items: center; gap: 9px; }
.table-avatar { width: 30px; height: 30px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 10px; color: white; background: var(--secondary); font-size: 10px; font-weight: 800; }
.table-person strong { display: block; color: var(--ink); font-size: 11px; }
.table-person small { color: var(--muted); font-size: 9px; }
.status-pill { display: inline-flex; align-items: center; gap: 5px; padding: 5px 8px; border-radius: 999px; font-size: 9px; font-weight: 800; white-space: nowrap; }
.status-pill::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.status-pill.active, .status-pill.open { color: #18795e; background: #e3f4ee; }
.status-pill.pending, .status-pill.refund_pending { color: #a65b00; background: #fff0d7; }
.status-pill.processing, .status-pill.refund_processing { color: #286da8; background: #e6f1fb; }
.status-pill.disabled, .status-pill.canceled { color: #697477; background: #e9edeb; }
.status-pill.ended { color: #7b526e; background: #f2e9ef; }
.status-tag.refund_pending { color: #9a5700; background: #fff0d7; }
.status-tag.refund_processing { color: #286da8; background: #e6f1fb; }
.table-actions { display: flex; gap: 6px; }
.table-btn { padding: 6px 9px; border-radius: 8px; color: #42595d; border: 1px solid var(--line); background: white; font-size: 9px; font-weight: 800; white-space: nowrap; }
.table-btn:hover { color: var(--primary-dark); border-color: var(--primary); }
.table-btn.danger:hover { color: white; border-color: #d85b55; background: #d85b55; }
.table-btn.approve { color: white; border-color: var(--primary); background: var(--primary); }

.class-list { display: grid; gap: 10px; }
.class-row { display: grid; grid-template-columns: 54px minmax(0,1fr) auto; gap: 12px; align-items: center; padding: 11px; border: 1px solid rgba(16,44,50,.08); border-radius: 14px; background: #fafbf7; }
.class-date { padding: 8px 5px; border-radius: 11px; color: white; background: var(--secondary); text-align: center; }
.class-date strong { display: block; font-size: 15px; }
.class-date span { display: block; color: #a9c5c2; font-size: 8px; }
.class-row h4 { color: var(--ink); font-size: 12px; }
.class-row p { margin-top: 4px; color: var(--muted); font-size: 9px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.class-seats { color: var(--primary-dark); font-size: 10px; font-weight: 800; }

.admin-form { display: grid; gap: 17px; }
.form-section { padding: 18px; border: 1px solid rgba(16,44,50,.08); border-radius: 17px; background: #fbfcf8; }
.form-section-title { display: flex; align-items: center; gap: 9px; margin-bottom: 15px; color: var(--ink); font-size: 13px; }
.form-section-title i { color: var(--primary); }
.form-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 13px; }
.form-grid.three { grid-template-columns: repeat(3,minmax(0,1fr)); }
.form-field { min-width: 0; }
.form-field.full { grid-column: 1/-1; }
.form-field label { display: block; margin-bottom: 6px; color: #4b6064; font-size: 10px; font-weight: 800; }
.form-field label em { color: var(--primary); font-style: normal; }
.form-field input, .form-field select, .form-field textarea { width: 100%; padding: 10px 11px; border: 1px solid rgba(16,44,50,.14); border-radius: 10px; color: var(--ink); background: white; font-size: 11px; outline: none; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(255,107,61,.1); }
.form-field textarea { min-height: 94px; resize: vertical; line-height: 1.6; }
.field-tip { margin-top: 5px; color: var(--muted); font-size: 9px; }
.form-actions { display: flex; justify-content: flex-end; gap: 10px; }

.region-card-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.region-card { padding: 15px; border: 1px solid rgba(16,44,50,.09); border-radius: 15px; background: #fbfcf8; }
.region-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.region-card h4 { color: var(--ink); font-size: 12px; }
.region-card p { margin-top: 5px; color: var(--muted); font-size: 9px; }
.region-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.region-meta span { padding: 5px 7px; border-radius: 7px; color: #4f6669; background: #eaf0ec; font-size: 8px; }

.payment-modal, .refund-modal, .admin-modal-form { padding-top: 54px; }
.policy-notice { margin: 14px 0 16px; padding: 13px 14px; border: 1px solid #ffd0bf; border-radius: 13px; color: #7b3a25; background: #fff2ec; }
.policy-notice strong { display: flex; align-items: center; gap: 7px; color: #9d3f22; font-size: 12px; }
.policy-notice p { margin-top: 6px; font-size: 10px; line-height: 1.65; }
.refund-flow { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; margin: 14px 0; }
.refund-step { position: relative; padding: 10px 8px; border-radius: 10px; color: #506568; background: #edf2ee; font-size: 9px; text-align: center; }
.refund-step i { display: block; margin-bottom: 5px; color: var(--primary); font-size: 15px; }
.refund-step + .refund-step::before { content: ""; position: absolute; width: 8px; height: 1px; left: -8px; top: 50%; background: #bcc9c5; }
.refund-lock { border-color: #f0c4c0; color: #833f3b; background: #fff0ef; }

@media (max-width: 1050px) {
    .metric-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .admin-two-col { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
    .admin-topbar { align-items: flex-start; flex-direction: column; }
    .admin-top-actions { width: 100%; justify-content: space-between; }
    .admin-layout { grid-template-columns: 1fr; }
    .admin-sidebar { position: static; padding: 9px; overflow-x: auto; }
    .sidebar-caption, .sidebar-help { display: none; }
    .admin-nav { display: flex; width: max-content; }
    .admin-nav button { width: auto; white-space: nowrap; }
    .form-grid.three { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
    .admin-topbar { padding: 14px; border-radius: 16px; }
    .admin-title-wrap p, .admin-user { display: none; }
    .admin-top-actions { flex-wrap: wrap; }
    .role-switch { flex: 1; }
    .role-switch button { flex: 1; }
    .metric-grid, .region-card-grid, .form-grid { grid-template-columns: 1fr; }
    .admin-page-head { align-items: flex-start; flex-direction: column; }
    .admin-page-head .admin-primary-btn { width: 100%; }
    .class-row { grid-template-columns: 48px minmax(0,1fr); }
    .class-seats { display: none; }
    .refund-flow { grid-template-columns: 1fr; }
    .refund-step + .refund-step::before { display: none; }
    .payment-modal, .refund-modal, .admin-modal-form { padding-top: 50px; }
}