/* 护航云通用组件层：覆盖浏览器默认控件，统一前台、控制台和后台。 */
:root {
    --ui-ink: #13243a;
    --ui-muted: #66758a;
    --ui-canvas: #f4f6f9;
    --ui-surface: #ffffff;
    --ui-line: #d6dee8;
    --ui-line-strong: #aeb9c8;
    --ui-blue: #1f6feb;
    --ui-blue-dark: #1557b7;
    --ui-blue-soft: #edf4ff;
    --ui-green: #13795b;
    --ui-green-soft: #e9f7f1;
    --ui-amber: #9a6100;
    --ui-amber-soft: #fff5df;
    --ui-red: #b93838;
    --ui-red-soft: #fdefef;
    --ui-radius: 8px;
    --ui-shadow: 0 8px 24px rgba(18, 36, 58, .08);
    --ui-font: "Noto Sans SC", "PingFang SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --ui-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

    /* 兼容旧页面变量，统一清理历史紫色与 Apple 风格组件。 */
    --primary: var(--ui-blue);
    --primary-dark: var(--ui-blue-dark);
    --primary-light: var(--ui-blue-soft);
    --secondary: var(--ui-blue);
    --accent: var(--ui-blue-dark);
    --success: var(--ui-green);
    --warning: var(--ui-amber);
    --danger: var(--ui-red);
    --bg-dark: var(--ui-canvas);
    --border-color: var(--ui-line);
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --ad-blue: var(--ui-blue);
    --ad-ink: var(--ui-ink);
    --ad-sub: #526176;
    --ad-muted: var(--ui-muted);
    --ad-line: var(--ui-line);
    --ad-line-soft: #e5eaf0;
    --ad-radius: 8px;
    --ad-radius-lg: 10px;
    --ad-shadow: 0 8px 24px rgba(18, 36, 58, .08);
    --ad-shadow-sm: 0 2px 8px rgba(18, 36, 58, .06);
}

html { color-scheme: light; accent-color: var(--ui-blue); }
body { text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; letter-spacing: inherit; }
button, select, input[type="checkbox"], input[type="radio"] { cursor: pointer; }
button { -webkit-appearance: none; appearance: none; }

:where(input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="file"]), select, textarea) {
    width: 100%;
    min-height: 42px;
    padding: 9px 12px;
    color: var(--ui-ink);
    background-color: var(--ui-surface);
    border: 1px solid var(--ui-line);
    border-radius: var(--ui-radius);
    outline: none;
    box-shadow: 0 1px 1px rgba(18, 36, 58, .02);
    transition: border-color .16s ease, box-shadow .16s ease, background-color .16s ease;
}

.form-input, .form-select, .form-textarea, .tech-input, .cf-input, .cf-select, .api-field input, .api-field select {
    min-height: 42px !important;
    color: var(--ui-ink) !important;
    background-color: #fff !important;
    border: 1px solid var(--ui-line) !important;
    border-radius: var(--ui-radius) !important;
    box-shadow: 0 1px 1px rgba(18, 36, 58, .02) !important;
}
.form-input:focus, .form-select:focus, .form-textarea:focus, .tech-input:focus, .cf-input:focus, .cf-select:focus {
    border-color: var(--ui-blue) !important;
    box-shadow: 0 0 0 3px rgba(31, 111, 235, .15) !important;
}

textarea { min-height: 96px; resize: vertical; line-height: 1.55; }
select {
    -webkit-appearance: none;
    appearance: none;
    padding-right: 38px !important;
    background-image:
        linear-gradient(45deg, transparent 50%, #607086 50%),
        linear-gradient(135deg, #607086 50%, transparent 50%);
    background-position: calc(100% - 17px) 50%, calc(100% - 12px) 50%;
    background-size: 5px 5px, 5px 5px;
    background-repeat: no-repeat;
}

::placeholder { color: #95a0af; opacity: 1; }
:where(input, select, textarea):hover:not(:disabled):not([readonly]) { border-color: var(--ui-line-strong); }
:where(input, select, textarea):focus { border-color: var(--ui-blue) !important; box-shadow: 0 0 0 3px rgba(31, 111, 235, .15) !important; }
:where(a, button, input, select, textarea):focus-visible { outline: 3px solid rgba(31, 111, 235, .24); outline-offset: 2px; }
:where(input, select, textarea):disabled,
:where(input, select, textarea)[readonly] { color: #7d8999; background: #eef1f5; cursor: not-allowed; box-shadow: none; }
button:disabled, .btn:disabled, .tb-btn:disabled, .tech-btn:disabled { opacity: .48; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

input[type="number"] { -moz-appearance: textfield; }
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { margin: 0; -webkit-appearance: none; }

input[type="checkbox"], input[type="radio"] {
    -webkit-appearance: none;
    appearance: none;
    display: inline-grid;
    place-content: center;
    width: 18px;
    height: 18px;
    min-width: 18px;
    margin: 0;
    border: 1px solid #aab6c5;
    background: #fff;
    vertical-align: -3px;
    transition: border-color .15s ease, background-color .15s ease, box-shadow .15s ease;
}
input[type="checkbox"] { border-radius: 5px; }
input[type="radio"] { border-radius: 50%; }
input[type="checkbox"]::before {
    content: "";
    width: 9px;
    height: 5px;
    border: solid #fff;
    border-width: 0 0 2px 2px;
    transform: rotate(-45deg) scale(0);
    transform-origin: center;
    transition: transform .12s ease;
}
input[type="radio"]::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #fff;
    transform: scale(0);
    transition: transform .12s ease;
}
input[type="checkbox"]:checked,
input[type="radio"]:checked { border-color: var(--ui-blue); background: var(--ui-blue); }
input[type="checkbox"]:checked::before,
input[type="radio"]:checked::before { transform: rotate(-45deg) scale(1); }
input[type="radio"]:checked::before { transform: scale(1); }
input[type="checkbox"]:focus-visible,
input[type="radio"]:focus-visible { box-shadow: 0 0 0 3px rgba(31, 111, 235, .16); }

input[type="range"] {
    width: 100%;
    height: 4px;
    padding: 0;
    border: 0;
    border-radius: 99px;
    background: #ccd5e0;
    accent-color: var(--ui-blue);
}
input[type="range"]::-webkit-slider-thumb {
    width: 18px;
    height: 18px;
    border: 3px solid #fff;
    border-radius: 50%;
    background: var(--ui-blue);
    box-shadow: 0 0 0 1px #91a0b2, 0 2px 6px rgba(18, 36, 58, .18);
    -webkit-appearance: none;
}

input[type="file"] { color: var(--ui-muted); }
input[type="file"]::file-selector-button {
    min-height: 36px;
    margin-right: 12px;
    padding: 7px 13px;
    color: var(--ui-ink);
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
}

.btn, .tb-btn, .tech-btn, .btn-apple, .api-copy, .copy-btn, .page-btn, .filter-chip, .tab-btn, .section-tab {
    min-height: 40px;
    border-radius: 7px !important;
    font-weight: 620;
    line-height: 1.2;
    box-shadow: none !important;
    transition: color .16s ease, background-color .16s ease, border-color .16s ease, transform .16s ease;
}
.btn:hover:not(:disabled), .tb-btn:hover:not(:disabled), .tech-btn:hover:not(:disabled), .btn-apple:hover:not(:disabled) { transform: translateY(-1px); }
.btn-primary, .btn-solid, .tb-btn--primary, .tech-btn, .btn-apple.primary, .btn-apple-primary, .hero-btn-primary {
    color: #fff !important;
    background: var(--ui-blue) !important;
    border-color: var(--ui-blue) !important;
}
.btn-primary:hover:not(:disabled), .btn-solid:hover:not(:disabled), .tb-btn--primary:hover:not(:disabled), .tech-btn:hover:not(:disabled), .btn-apple.primary:hover:not(:disabled), .btn-apple-primary:hover:not(:disabled), .hero-btn-primary:hover:not(:disabled) { background: var(--ui-blue-dark) !important; border-color: var(--ui-blue-dark) !important; }
.btn-secondary, .btn-outline, .btn-ghost, .btn-apple-outline, .hero-btn-ghost {
    color: var(--ui-ink) !important;
    background: #fff !important;
    border-color: var(--ui-line-strong) !important;
}
.btn-secondary:hover:not(:disabled), .btn-outline:hover:not(:disabled), .btn-ghost:hover:not(:disabled), .btn-apple-outline:hover:not(:disabled), .hero-btn-ghost:hover:not(:disabled) { color: var(--ui-blue) !important; background: var(--ui-blue-soft) !important; border-color: var(--ui-blue) !important; }
.btn-danger, .tb-btn--danger { color: var(--ui-red) !important; background: var(--ui-red-soft) !important; border-color: #e4adad !important; }
.btn-warning { color: var(--ui-amber) !important; background: var(--ui-amber-soft) !important; border-color: #e4c783 !important; }
.filter-chip.active, .tab-btn.active, .section-tab.active { color: #fff !important; background: var(--ui-blue) !important; border-color: var(--ui-blue) !important; box-shadow: none !important; }
.switcher-cat, .seg, .duration-chip {
    color: var(--ui-ink) !important;
    background: #fff !important;
    border: 1px solid var(--ui-line) !important;
    border-radius: 7px !important;
    box-shadow: none !important;
}
.switcher-cat:hover, .seg:hover, .duration-chip:hover { color: var(--ui-blue) !important; border-color: var(--ui-blue) !important; background: var(--ui-blue-soft) !important; }
.switcher-cat.active, .seg.active, .duration-chip.active { color: var(--ui-blue-dark) !important; border-color: var(--ui-blue) !important; background: var(--ui-blue-soft) !important; box-shadow: inset 3px 0 0 var(--ui-blue) !important; }
.switcher-item { border-radius: 8px !important; box-shadow: none !important; }
.switcher-item.active { border-color: var(--ui-blue) !important; background: var(--ui-blue-soft) !important; box-shadow: inset 3px 0 0 var(--ui-blue) !important; }
.qty-stepper { border-color: var(--ui-line) !important; border-radius: 7px !important; background: #fff !important; }
.qty-stepper button { color: var(--ui-ink) !important; background: #f7f9fb !important; }
.qty-stepper button:hover:not(:disabled) { color: var(--ui-blue) !important; background: var(--ui-blue-soft) !important; }
.menu-item.active { color: var(--ui-blue-dark) !important; background: var(--ui-blue-soft) !important; box-shadow: inset 3px 0 0 var(--ui-blue); }
.icon-btn, .remove-btn, .mobile-menu-btn, .mobile-sidebar-toggle {
    display: inline-grid;
    place-items: center;
    border: 1px solid var(--ui-line) !important;
    border-radius: 7px !important;
    color: var(--ui-muted) !important;
    background: #fff !important;
    box-shadow: none !important;
}
.icon-btn:hover, .remove-btn:hover, .mobile-menu-btn:hover, .mobile-sidebar-toggle:hover { color: var(--ui-blue) !important; border-color: var(--ui-blue) !important; background: var(--ui-blue-soft) !important; }
.icon-btn--danger:hover, .remove-btn:hover { color: var(--ui-red) !important; border-color: #e4adad !important; background: var(--ui-red-soft) !important; }
.switch input:checked + .switch-slider { background: var(--ui-blue) !important; }

.modal, .modal-content, .confirm-card, .glass-card, .auth-card, .payment-result-card {
    border: 1px solid var(--ui-line) !important;
    border-radius: 12px !important;
    box-shadow: 0 20px 60px rgba(18, 36, 58, .18) !important;
}
.modal-overlay, .confirm-layer { background: rgba(11, 27, 46, .48) !important; backdrop-filter: blur(3px); }
.modal-header { border-bottom-color: var(--ui-line) !important; }
.modal-close { display: grid; place-items: center; width: 36px; height: 36px; padding: 0; border: 1px solid transparent; border-radius: 7px; color: var(--ui-muted); background: transparent; }
.modal-close:hover { color: var(--ui-ink); border-color: var(--ui-line); background: #f4f6f9; }

body.app-dialog-lock { overflow: hidden; }
.app-dialog-layer {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: grid;
    place-items: center;
    padding: 20px;
    background: rgba(8, 24, 42, .54);
    opacity: 0;
    visibility: hidden;
    transition: opacity .16s ease, visibility .16s ease;
}
.app-dialog-layer.is-open { opacity: 1; visibility: visible; }
.app-dialog {
    position: relative;
    width: min(460px, 100%);
    overflow: hidden;
    padding: 26px 26px 22px 30px;
    color: var(--ui-ink);
    background: #fff;
    border: 1px solid var(--ui-line);
    border-radius: 10px;
    box-shadow: 0 28px 80px rgba(8, 24, 42, .28);
    transform: translateY(10px) scale(.985);
    transition: transform .16s ease;
}
.app-dialog-layer.is-open .app-dialog { transform: translateY(0) scale(1); }
.app-dialog-rail { position: absolute; inset: 0 auto 0 0; width: 5px; background: var(--ui-blue); }
.app-dialog.is-danger .app-dialog-rail { background: var(--ui-red); }
.app-dialog-head { display: grid; grid-template-columns: 42px 1fr; gap: 13px; align-items: center; }
.app-dialog-symbol {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    color: var(--ui-blue-dark);
    background: var(--ui-blue-soft);
    border: 1px solid #cbdcff;
    border-radius: 8px;
    font: 750 20px/1 var(--ui-mono);
}
.app-dialog.is-danger .app-dialog-symbol { color: var(--ui-red); background: var(--ui-red-soft); border-color: #e4adad; }
.app-dialog-kicker { display: block; color: var(--ui-muted); font: 650 10px/1.2 var(--ui-mono); letter-spacing: .12em; }
.app-dialog h2 { margin: 5px 0 0; font-size: 19px; line-height: 1.25; letter-spacing: -.015em; }
.app-dialog-message { margin: 20px 0 0; color: #526176; font-size: 14px; line-height: 1.7; white-space: pre-line; }
.app-dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--ui-line); }
.app-dialog-button {
    min-height: 40px;
    padding: 8px 16px;
    border: 1px solid var(--ui-line-strong);
    border-radius: 7px;
    font-weight: 650;
    cursor: pointer;
}
.app-dialog-cancel { color: var(--ui-ink); background: #fff; }
.app-dialog-cancel:hover { color: var(--ui-blue); border-color: var(--ui-blue); background: var(--ui-blue-soft); }
.app-dialog-confirm { color: #fff; border-color: var(--ui-blue); background: var(--ui-blue); }
.app-dialog-confirm:hover { border-color: var(--ui-blue-dark); background: var(--ui-blue-dark); }
.app-dialog.is-danger .app-dialog-confirm { border-color: var(--ui-red); background: var(--ui-red); }
.app-dialog.is-danger .app-dialog-confirm:hover { border-color: #912828; background: #912828; }

.table-container, .table-wrap { border-radius: 10px; scrollbar-width: thin; scrollbar-color: #aeb9c8 transparent; }
table { font-variant-numeric: tabular-nums; }
th { color: #526176 !important; background: #f4f7fa !important; border-bottom-color: var(--ui-line) !important; font-size: 12px; letter-spacing: .015em; }
tbody tr { transition: background-color .14s ease; }
tbody tr:hover { background: #f8faff; }
td { border-color: #e5eaf0 !important; }
code, .mono, .api-endpoint, .license-code { font-family: var(--ui-mono) !important; font-variant-numeric: tabular-nums; }

/* 后台改为标准运维控制台：固定导航、平直数据面板、克制阴影。 */
body:has(.admin-layout)::before { display: none !important; }
.admin-layout { padding: 0 !important; gap: 0 !important; background: var(--ui-canvas); }
.admin-sidebar {
    top: 0 !important;
    left: 0 !important;
    bottom: 0 !important;
    border: 0 !important;
    border-right: 1px solid var(--ui-line) !important;
    border-radius: 0 !important;
    background: #fff !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
}
.admin-main { margin-left: 248px !important; min-height: 100vh !important; }
.admin-header { min-height: 72px; padding: 16px 28px !important; background: #fff !important; border-bottom: 1px solid var(--ui-line) !important; }
.admin-content { padding: 24px 28px 48px !important; }
.stat-card, .data-table-container { border-radius: 10px !important; box-shadow: var(--ui-shadow-sm, 0 2px 8px rgba(18, 36, 58, .06)) !important; }
.stat-card { padding: 20px !important; }
.stat-card:hover { transform: none !important; border-color: var(--ui-line-strong) !important; box-shadow: var(--ui-shadow) !important; }
.stat-card-icon { width: 46px !important; height: 46px !important; border-radius: 8px !important; }
.data-table-header { padding: 16px 18px !important; }
.tabs { border: 1px solid var(--ui-line); border-radius: 8px !important; background: #eef2f6 !important; }
.modal { border-radius: 12px !important; }
.modal-header { padding: 18px 22px !important; background: #fff !important; }
.modal-close { border-radius: 7px !important; transform: none !important; }
.modal .form-input, .modal .form-select, .modal .form-textarea { border-radius: 8px !important; }

.status-badge, .status, .tag, .api-state { border-radius: 999px !important; font-weight: 650; }
.toast, .toast-container > div {
    border: 1px solid var(--ui-line) !important;
    border-radius: 9px !important;
    box-shadow: var(--ui-shadow) !important;
}
.toast-success { color: var(--ui-green) !important; border-color: #a8d8c5 !important; background: var(--ui-green-soft) !important; }
.toast-error { color: var(--ui-red) !important; border-color: #e4adad !important; background: var(--ui-red-soft) !important; }
.empty-state, .empty, .api-empty { color: var(--ui-muted); }
.pagination button, .page-btn { border: 1px solid var(--ui-line); color: var(--ui-ink); background: #fff; }
.pagination button:hover:not(:disabled), .page-btn:hover:not(:disabled) { border-color: var(--ui-blue); color: var(--ui-blue); background: var(--ui-blue-soft); }

* { scrollbar-width: thin; scrollbar-color: #b6c1cf transparent; }
*::-webkit-scrollbar { width: 9px; height: 9px; }
*::-webkit-scrollbar-thumb { border: 2px solid transparent; border-radius: 99px; background: #b6c1cf; background-clip: padding-box; }
*::-webkit-scrollbar-track { background: transparent; }

@media (max-width: 640px) {
    :where(input:not([type="checkbox"]):not([type="radio"]), select, textarea) { font-size: 16px; }
    .btn, .tb-btn, .tech-btn, .btn-apple { min-height: 44px; }
    .modal, .modal-content, .confirm-card { width: calc(100vw - 24px) !important; max-height: calc(100vh - 24px); overflow-y: auto; }
    .admin-main { margin-left: 0 !important; }
    .admin-header, .admin-content { padding-inline: 16px !important; }
    .app-dialog { padding: 22px 20px 18px 24px; }
    .app-dialog-actions { display: grid; grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}