:root { color-scheme: light; font-family: Arial, Helvetica, sans-serif; color: #222; background: #fff; font-synthesis: none; }
* { box-sizing: border-box; }
body { margin: 0; background: #fff; color: #222; font-size: 13px; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid #222; outline-offset: 4px; }
.admin-header { max-width: 960px; margin: 0 auto; padding: 48px 30px 32px; }
.admin-home-link { font-size: 19px; font-weight: 700; letter-spacing: .08em; }
.admin-header-detail { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-top: 20px; }
.admin-header-detail a { font-size: 12px; }
.admin-status-heading { font-size: 13px; font-weight: 400; margin: 0; }
.admin-container { max-width: 960px; margin: 0 auto 50px; padding: 0 30px; display: grid; gap: 36px; }
.admin-box { border-top: 1px solid #ddd; padding-top: 30px; min-width: 0; }
.admin-stats-box { padding-top: 22px; }
.admin-stats-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; }
.admin-stat-label { font-size: 11px; color: #555; }
.admin-stat-value { font-size: 24px; line-height: 1.4; margin-top: 5px; }
.section-title { margin: 0; font-size: 18px; line-height: 1.4; font-weight: 400; }
.section-copy { margin: 9px 0 0; color: #555; max-width: 660px; }
.top-actions { display: flex; justify-content: space-between; align-items: start; gap: 24px; margin-bottom: 24px; }
.admin-upload-form, .admin-stack { display: grid; gap: 22px; }
.admin-upload-top { display: grid; grid-template-columns: 150px minmax(0, 1fr); align-items: center; gap: 22px; }
.admin-preview-card { width: 150px; height: 150px; border: 1px dashed #ccc; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.file-preview-empty { padding: 16px; color: #666; font-size: 11px; text-align: center; }
.preview-image { width: 100%; height: 100%; object-fit: contain; }
.selected-file-label { margin-top: 7px; overflow-wrap: anywhere; }
.admin-subpanel { font-size: 12px; color: #555; }
.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.full-span { grid-column: 1 / -1; }
label { display: block; margin-bottom: 7px; font-size: 10px; letter-spacing: .04em; }
input:not([type="hidden"]), select, textarea { width: 100%; border: 1px solid #ccc; background: #fff; border-radius: 0; padding: 11px 12px; min-width: 0; }
input::placeholder, textarea::placeholder { color: #777; }
textarea { display: block; resize: vertical; }
input[type="file"] { padding: 8px; }
input::file-selector-button { background: #f4f4f4; border: 1px solid #ccc; color: #222; padding: 7px 10px; margin-right: 12px; font: inherit; cursor: pointer; }
.form-actions, .admin-backup-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.admin-action, .send-btn { display: inline-flex; justify-content: center; align-items: center; min-height: 40px; padding: 10px 16px; border: 1px solid #222; border-radius: 0; background: #222; color: #fff; text-decoration: none; font-size: 11px; line-height: 1.5; }
.admin-action:hover, .send-btn:hover { background: #444; text-decoration: none; }
.admin-action.cancel, .admin-action.edit-button { background: #fff; color: #222; border-color: #bbb; }
.admin-action.cancel:hover, .admin-action.edit-button:hover { background: #f3f3f3; border-color: #222; }
.admin-action.purge-action { border-color: #222; text-decoration: underline; }
.admin-chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.admin-chip { border: 1px solid #ccc; border-radius: 0; background: #fff; padding: 8px 12px; min-height: 36px; font-size: 10px; }
.admin-chip:hover { border-color: #222; }
.admin-chip.is-active { background: #222; border-color: #222; color: #fff; }
.admin-list { display: grid; }
.admin-item-row { display: grid; grid-template-columns: 60px minmax(0, 1fr) auto; gap: 18px; align-items: center; padding: 18px 0; border-bottom: 1px solid #e5e5e5; background: #fff; cursor: grab; }
.admin-item-row:active { cursor: grabbing; }
.admin-thumb { width: 60px; height: 60px; object-fit: cover; display: block; }
.admin-item-meta { min-width: 0; }
.admin-title-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.admin-item-title { font-size: 13px; overflow-wrap: anywhere; }
.admin-badge { font-size: 9px; color: #666; }
.admin-item-desc { color: #666; font-size: 12px; margin-top: 4px; overflow-wrap: anywhere; }
.admin-empty { color: #666; padding: 24px 0; }
.sortable-ghost { opacity: .35; background: #eee; }
.admin-password-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.status-box, .error-box, .login-error { border: 1px solid #aaa; padding: 14px 16px; background: #f6f6f6; }
.error-box, .login-error { border-left: 3px solid #222; }
.modal-overlay { display: none; position: fixed; inset: 0; z-index: 50; align-items: center; justify-content: center; padding: 24px; background: rgba(255,255,255,.94); overflow-y: auto; }
.modal-content { width: 100%; max-width: 560px; max-height: calc(100dvh - 48px); overflow-y: auto; padding: 32px; border: 1px solid #ddd; background: #fff; }
.modal-content .section-title { margin-bottom: 24px; }
.modal-content label { margin-top: 18px; }
.modal-actions { margin-top: 24px; }
.is-hidden { display: none; }
.site-footer { max-width: 900px; margin: 0 auto; padding: 25px 0 40px; border-top: 1px solid #ddd; font-size: 10px; color: #666; }
.site-footer-secondary { margin-top: 5px; }
code { font-size: .95em; overflow-wrap: anywhere; }
@media(max-width: 700px) {
    .admin-header { padding: 30px 22px 24px; }
    .admin-container { padding: 0 22px; gap: 28px; }
    .admin-box { padding-top: 24px; }
    .admin-stats-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
    .field-grid, .admin-password-grid { grid-template-columns: 1fr; }
    .site-footer { margin: 0 22px; }
}
@media(max-width: 420px) {
    .top-actions { flex-wrap: wrap; gap: 16px; }
    .admin-upload-top { grid-template-columns: 1fr; }
    .admin-item-row { grid-template-columns: 48px minmax(0, 1fr); gap: 12px; }
    .admin-thumb { width: 48px; height: 48px; }
    .admin-item-actions { grid-column: 2; }
    .modal-overlay { padding: 12px; }
    .modal-content { padding: 22px; max-height: calc(100dvh - 24px); }
}