:root {
    color-scheme: dark;
    --page-bg: #070a12;
    --body-bg: linear-gradient(rgba(168, 85, 247, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(34, 211, 238, .07) 1px, transparent 1px), radial-gradient(circle at 16% 12%, rgba(168, 85, 247, .24), transparent 300px), radial-gradient(circle at 84% 18%, rgba(34, 211, 238, .18), transparent 320px), linear-gradient(135deg, #070a12 0%, #11111f 50%, #07131c 100%);
    --theme-hero-image: url("xpc/cyber/bg-dark-tech-v1.png");
    --theme-hero-opacity: .46;
    --star-opacity: .22;
    --qbp-surface-opacity: 86%;
    --text: #e9eef8;
    --heading: #f8fafc;
    --label: #c4b5fd;
    --muted: #94a3b8;
    --panel-bg: rgba(17, 17, 31, .94);
    --panel-soft: #17172b;
    --panel-border: #312e81;
    --field-bg: rgba(8, 10, 22, .96);
    --field-border: #4338ca;
    --table-head: #15152a;
    --primary: #a855f7;
    --primary-deep: #c084fc;
    --teal: #22d3ee;
    --sun: #facc15;
    --coral: #fb7185;
    --danger: #ff3b3b;
    --success: #22c55e;
    --warning: #f59e0b;
    --action-gradient: linear-gradient(135deg, #a855f7, #22d3ee);
    --danger-gradient: linear-gradient(135deg, #fb7185, #f97316);
    --bg: var(--page-bg);
    --surface: color-mix(in srgb, var(--panel-bg) var(--qbp-surface-opacity), transparent);
    --surface-soft: color-mix(in srgb, var(--panel-soft) var(--qbp-surface-opacity), transparent);
    --surface-strong: color-mix(in srgb, var(--panel-bg) 94%, transparent);
    --field-surface: color-mix(in srgb, var(--field-bg) var(--qbp-surface-opacity), transparent);
    --table-head-bg: color-mix(in srgb, var(--table-head) var(--qbp-surface-opacity), transparent);
    --border: color-mix(in srgb, var(--panel-border) 72%, transparent);
    --border-strong: color-mix(in srgb, var(--panel-border) 92%, transparent);
    --text-soft: var(--label);
    --primary-dark: var(--primary-deep);
    --primary-soft: color-mix(in srgb, var(--primary) 18%, transparent);
    --shadow: 0 18px 46px rgba(0, 0, 0, .26);
    --shadow-soft: 0 8px 20px rgba(0, 0, 0, .18);
    --sidebar-bg: color-mix(in srgb, var(--panel-bg) var(--qbp-surface-opacity), transparent);
    --sidebar-link-bg: color-mix(in srgb, var(--panel-soft) 78%, transparent);
}

html[data-theme="xpc-cartoon"] {
    color-scheme: light;
    --page-bg: #fff7ed;
    --body-bg: radial-gradient(circle at 12% 10%, rgba(255, 138, 61, .16), transparent 280px), radial-gradient(circle at 88% 12%, rgba(96, 165, 250, .14), transparent 300px), linear-gradient(135deg, #fff7ed 0%, #fffaf4 50%, #eef6ff 100%);
    --theme-hero-image: url("xpc/cartoon/bg-ai-v1.png");
    --theme-hero-opacity: .38;
    --star-opacity: .08;
    --text: #2b2b2b;
    --heading: #241b16;
    --label: #5c4638;
    --muted: #806f62;
    --panel-bg: rgba(255, 255, 255, .96);
    --panel-soft: #fff3e5;
    --panel-border: #fed7aa;
    --field-bg: #fffdf9;
    --field-border: #fdba74;
    --table-head: #fff0dc;
    --primary: #ff8a3d;
    --primary-deep: #ea580c;
    --teal: #22c55e;
    --sun: #f59e0b;
    --coral: #fb7185;
    --action-gradient: linear-gradient(135deg, #ff8a3d 0%, #fbbf24 48%, #60a5fa 100%);
}

html[data-theme="xpc-cyber"] {
    color-scheme: dark;
    --page-bg: #070a12;
    --body-bg: linear-gradient(rgba(168, 85, 247, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(34, 211, 238, .07) 1px, transparent 1px), radial-gradient(circle at 16% 12%, rgba(168, 85, 247, .24), transparent 300px), radial-gradient(circle at 84% 18%, rgba(34, 211, 238, .18), transparent 320px), linear-gradient(135deg, #070a12 0%, #11111f 50%, #07131c 100%);
    --theme-hero-image: url("xpc/cyber/bg-dark-tech-v1.png");
    --theme-hero-opacity: .46;
    --star-opacity: .22;
    --text: #e9eef8;
    --heading: #f8fafc;
    --label: #c4b5fd;
    --muted: #94a3b8;
    --panel-bg: rgba(17, 17, 31, .94);
    --panel-soft: #17172b;
    --panel-border: #312e81;
    --field-bg: rgba(8, 10, 22, .96);
    --field-border: #4338ca;
    --table-head: #15152a;
    --primary: #a855f7;
    --primary-deep: #c084fc;
    --teal: #22d3ee;
    --sun: #facc15;
    --coral: #fb7185;
    --action-gradient: linear-gradient(135deg, #a855f7, #22d3ee);
}

html[data-theme="xpc-pixel"] {
    color-scheme: dark;
    --page-bg: #101014;
    --body-bg: linear-gradient(rgba(253, 230, 138, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(253, 230, 138, .04) 1px, transparent 1px), linear-gradient(135deg, #101014 0%, #1c1c24 52%, #11191a 100%);
    --theme-hero-image: url("xpc/pixel/bg-ai-v1.png");
    --theme-hero-opacity: .42;
    --star-opacity: .16;
    --text: #f5e9b8;
    --heading: #fde68a;
    --label: #e7d59b;
    --muted: #a99d75;
    --panel-bg: rgba(28, 28, 36, .96);
    --panel-soft: #242430;
    --panel-border: #3a3a46;
    --field-bg: #15151c;
    --field-border: #4a4a58;
    --table-head: #20202a;
    --primary: #f59e0b;
    --primary-deep: #fbbf24;
    --teal: #34d399;
    --sun: #fde68a;
    --coral: #f87171;
    --action-gradient: linear-gradient(135deg, #f59e0b, #34d399);
}

html[data-theme="xpc-ink"] {
    color-scheme: light;
    --page-bg: #f8f4ea;
    --body-bg: radial-gradient(circle at 16% 12%, rgba(15, 118, 110, .10), transparent 300px), radial-gradient(circle at 84% 20%, rgba(146, 64, 14, .08), transparent 320px), linear-gradient(135deg, #f8f4ea 0%, #fffdf7 52%, #edf4ef 100%);
    --theme-hero-image: url("xpc/ink/bg-real-name-v1.png");
    --theme-hero-opacity: .38;
    --star-opacity: .06;
    --text: #1f2a24;
    --heading: #17231d;
    --label: #4d594e;
    --muted: #766f62;
    --panel-bg: rgba(255, 253, 247, .96);
    --panel-soft: #f4efe3;
    --panel-border: #d6d3c2;
    --field-bg: #fffdf7;
    --field-border: #c9c4ad;
    --table-head: #f1eadb;
    --primary: #0f766e;
    --primary-deep: #115e59;
    --teal: #256d85;
    --sun: #92400e;
    --coral: #b45309;
    --action-gradient: linear-gradient(135deg, #0f766e, #256d85);
}

html[data-theme="xpc-industrial"] {
    color-scheme: dark;
    --page-bg: #0a0a0a;
    --body-bg: linear-gradient(135deg, #0a0a0a 0%, #18181b 54%, #111111 100%);
    --theme-hero-image: url("xpc/metal/bg-ai-v1.png");
    --theme-hero-opacity: .38;
    --star-opacity: .10;
    --text: #e7e5e4;
    --heading: #fafafa;
    --label: #d4d4d8;
    --muted: #a1a1aa;
    --panel-bg: rgba(24, 24, 27, .96);
    --panel-soft: #202024;
    --panel-border: #3f3f46;
    --field-bg: #101012;
    --field-border: #52525b;
    --table-head: #1f1f23;
    --primary: #f97316;
    --primary-deep: #fb923c;
    --teal: #94a3b8;
    --sun: #facc15;
    --coral: #ef4444;
    --action-gradient: linear-gradient(135deg, #f97316, #71717a);
}

html[data-theme="xpc-ocean"] {
    color-scheme: light;
    --page-bg: #f0f9ff;
    --body-bg: radial-gradient(circle at 16% 12%, rgba(14, 165, 233, .14), transparent 300px), radial-gradient(circle at 86% 20%, rgba(20, 184, 166, .12), transparent 320px), linear-gradient(135deg, #f0f9ff 0%, #ffffff 48%, #ecfeff 100%);
    --theme-hero-image: url("xpc/ocean/bg-real-name-v1.png");
    --theme-hero-opacity: .38;
    --star-opacity: .06;
    --text: #0f172a;
    --heading: #0b1f35;
    --label: #334155;
    --muted: #64748b;
    --panel-bg: #ffffff;
    --panel-soft: #f0f9ff;
    --panel-border: #bae6fd;
    --field-bg: #ffffff;
    --field-border: #7dd3fc;
    --table-head: #e0f2fe;
    --primary: #0ea5e9;
    --primary-deep: #0284c7;
    --teal: #14b8a6;
    --sun: #ca8a04;
    --coral: #e11d48;
    --action-gradient: linear-gradient(135deg, #0ea5e9, #14b8a6);
}

html[data-theme="xpc-forest"] {
    color-scheme: dark;
    --page-bg: #0b120e;
    --body-bg: radial-gradient(circle at 16% 12%, rgba(132, 204, 22, .13), transparent 300px), radial-gradient(circle at 82% 18%, rgba(161, 98, 7, .13), transparent 300px), linear-gradient(135deg, #0b120e 0%, #152018 52%, #10140d 100%);
    --theme-hero-image: url("xpc/survival/bg-real-name-v1.png");
    --theme-hero-opacity: .40;
    --star-opacity: .12;
    --text: #ebe8d7;
    --heading: #f7f7ee;
    --label: #d6d9c5;
    --muted: #a1a68e;
    --panel-bg: rgba(21, 32, 24, .96);
    --panel-soft: #1d2a20;
    --panel-border: #2d3b2f;
    --field-bg: #0f1711;
    --field-border: #3d4e3f;
    --table-head: #18231b;
    --primary: #84cc16;
    --primary-deep: #a3e635;
    --teal: #34d399;
    --sun: #a16207;
    --coral: #ef6f52;
    --action-gradient: linear-gradient(135deg, #84cc16, #34d399);
}

html[data-theme="xpc-anime"] {
    color-scheme: light;
    --page-bg: #fff3fb;
    --body-bg: radial-gradient(circle at 18% 18%, rgba(255, 245, 102, .18), transparent 260px), radial-gradient(circle at 74% 22%, rgba(255, 91, 189, .16), transparent 300px), radial-gradient(circle at 88% 72%, rgba(96, 165, 250, .15), transparent 280px), linear-gradient(135deg, #fff3fb 0%, #ffffff 42%, #edf7ff 100%);
    --theme-hero-image: url("xpc/anime/bg-real-name-v1.png");
    --theme-hero-opacity: .40;
    --star-opacity: .06;
    --text: #263044;
    --heading: #281629;
    --label: #69406b;
    --muted: #806f8a;
    --panel-bg: rgba(255, 255, 255, .94);
    --panel-soft: #fff0f8;
    --panel-border: #f8b4d9;
    --field-bg: #fffcff;
    --field-border: #f4a2d1;
    --table-head: #fff0f8;
    --primary: #ff4fb3;
    --primary-deep: #db2777;
    --teal: #49b8ff;
    --sun: #f6b73c;
    --coral: #ff6d8d;
    --action-gradient: linear-gradient(135deg, #ff4fb3 0%, #a855f7 52%, #49b8ff 100%);
}

html[data-theme="aqua"] {
    color-scheme: light;
    --page-bg: #f7fbff;
    --body-bg: radial-gradient(circle at 12% 8%, rgba(14, 165, 233, .10), transparent 300px), radial-gradient(circle at 88% 12%, rgba(6, 182, 212, .11), transparent 320px), radial-gradient(circle at 72% 88%, rgba(37, 99, 235, .06), transparent 300px), linear-gradient(135deg, #ffffff 0%, #f7fbff 48%, #f2fffd 100%);
    --theme-hero-image: none;
    --theme-hero-opacity: 0;
    --star-opacity: .05;
    --text: #172033;
    --heading: #0f1e33;
    --label: #40516b;
    --muted: #6b7b91;
    --panel-bg: rgba(255, 255, 255, .96);
    --panel-soft: #f3f9ff;
    --panel-border: #dceaf5;
    --field-bg: rgba(255, 255, 255, .98);
    --field-border: #cdddea;
    --table-head: #f2f8fe;
    --primary: #1889d6;
    --primary-deep: #0f65ad;
    --teal: #06a7bc;
    --sun: #c7902b;
    --coral: #d75d72;
    --action-gradient: linear-gradient(135deg, #1d9bf0 0%, #06b6d4 100%);
}

html[data-theme="glam"] {
    color-scheme: light;
    --page-bg: #f5eef8;
    --body-bg: radial-gradient(circle at 12% 8%, rgba(219, 39, 119, .13), transparent 300px), radial-gradient(circle at 82% 10%, rgba(124, 58, 237, .13), transparent 320px), radial-gradient(circle at 76% 84%, rgba(8, 145, 178, .10), transparent 280px), linear-gradient(135deg, #f7eff8 0%, #f4f0ff 46%, #eff8fb 100%);
    --theme-hero-image: none;
    --theme-hero-opacity: 0;
    --star-opacity: .05;
    --text: #292234;
    --heading: #241632;
    --label: #554762;
    --muted: #766981;
    --panel-bg: rgba(255, 251, 255, .94);
    --panel-soft: #fbf4fd;
    --panel-border: #eadcef;
    --field-bg: rgba(255, 252, 255, .96);
    --field-border: #ddcde6;
    --table-head: #f5edf8;
    --primary: #8b5cf6;
    --primary-deep: #6d45c8;
    --teal: #0891b2;
    --sun: #d59a3d;
    --coral: #df637c;
    --action-gradient: linear-gradient(135deg, #db2777 0%, #8b5cf6 52%, #0891b2 100%);
}

html[data-theme="tech"] {
    color-scheme: light;
    --page-bg: #eff3ff;
    --body-bg: radial-gradient(circle at 12% 8%, rgba(37, 99, 235, .14), transparent 300px), radial-gradient(circle at 86% 14%, rgba(124, 58, 237, .15), transparent 320px), radial-gradient(circle at 78% 82%, rgba(20, 184, 166, .10), transparent 280px), linear-gradient(135deg, #f1f6ff 0%, #f4efff 48%, #effbf8 100%);
    --theme-hero-image: none;
    --theme-hero-opacity: 0;
    --star-opacity: .06;
    --text: #202a44;
    --heading: #16213d;
    --label: #46516d;
    --muted: #6a748b;
    --panel-bg: rgba(251, 253, 255, .94);
    --panel-soft: #f3f7ff;
    --panel-border: #dbe3f5;
    --field-bg: rgba(255, 255, 255, .96);
    --field-border: #cdd8ec;
    --table-head: #eef3ff;
    --primary: #2563eb;
    --primary-deep: #1d4ed8;
    --teal: #0d9488;
    --sun: #c99128;
    --coral: #dc5b76;
    --action-gradient: linear-gradient(135deg, #2563eb 0%, #7c3aed 54%, #14b8a6 100%);
}

html[data-theme="soft"] {
    color-scheme: light;
    --page-bg: #eef4f8;
    --body-bg: radial-gradient(circle at 12% 8%, rgba(122, 167, 205, .16), transparent 280px), radial-gradient(circle at 86% 12%, rgba(101, 151, 142, .12), transparent 300px), linear-gradient(135deg, #eef4f8 0%, #f6f9fb 50%, #edf5f2 100%);
    --theme-hero-image: none;
    --theme-hero-opacity: 0;
    --star-opacity: .05;
    --text: #1d2939;
    --heading: #14233a;
    --label: #3d4f66;
    --muted: #66758a;
    --panel-bg: rgba(250, 253, 255, .94);
    --panel-soft: #f5f9fc;
    --panel-border: #d8e4ee;
    --field-bg: rgba(255, 255, 255, .96);
    --field-border: #cbd9e5;
    --table-head: #edf4f9;
    --primary: #3f7fb7;
    --primary-deep: #2f6596;
    --teal: #5a9e91;
    --sun: #d7a65c;
    --coral: #d96f62;
    --action-gradient: linear-gradient(135deg, #4b86bd, #5a9e91);
}

html[data-theme="warm"] {
    color-scheme: light;
    --page-bg: #f4efe8;
    --body-bg: radial-gradient(circle at 14% 8%, rgba(211, 154, 84, .16), transparent 280px), radial-gradient(circle at 90% 12%, rgba(103, 151, 132, .13), transparent 300px), linear-gradient(135deg, #f4efe8 0%, #faf6ed 48%, #eff6ef 100%);
    --theme-hero-image: none;
    --theme-hero-opacity: 0;
    --star-opacity: .04;
    --text: #2c2a25;
    --heading: #3a2b1f;
    --label: #5b4f43;
    --muted: #776f64;
    --panel-bg: rgba(255, 252, 246, .94);
    --panel-soft: #fbf6ef;
    --panel-border: #eadfce;
    --field-bg: rgba(255, 253, 248, .96);
    --field-border: #ded1bd;
    --table-head: #f5efe5;
    --primary: #9b7650;
    --primary-deep: #7a5c3f;
    --teal: #6d9887;
    --sun: #d39a54;
    --coral: #c96c58;
    --action-gradient: linear-gradient(135deg, #b6824d, #6d9887);
}

html[data-theme="dark"] {
    color-scheme: dark;
    --page-bg: #121a24;
    --body-bg: radial-gradient(circle at 12% 8%, rgba(72, 116, 151, .20), transparent 280px), radial-gradient(circle at 88% 12%, rgba(84, 135, 122, .16), transparent 300px), linear-gradient(135deg, #111923 0%, #17212d 52%, #111f1d 100%);
    --theme-hero-image: none;
    --theme-hero-opacity: 0;
    --star-opacity: .18;
    --text: #d6e0eb;
    --heading: #f0f6fb;
    --label: #b9c7d6;
    --muted: #91a2b5;
    --panel-bg: rgba(25, 36, 49, .94);
    --panel-soft: #1d2a39;
    --panel-border: #2c4056;
    --field-bg: rgba(16, 25, 36, .96);
    --field-border: #38516a;
    --table-head: #1d2a39;
    --primary: #6ea6d8;
    --primary-deep: #5b8eb9;
    --teal: #6fb7a7;
    --sun: #d6aa68;
    --coral: #d98274;
    --action-gradient: linear-gradient(135deg, #4f82b2, #4d998b);
}

* {
    box-sizing: border-box;
}

html {
    min-width: 320px;
    background: var(--page-bg);
}

body {
    position: relative;
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    background: var(--body-bg);
    font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.65;
}

body::before,
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

body::before {
    background-image: var(--theme-hero-image);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    opacity: var(--theme-hero-opacity);
}

body::after {
    z-index: 0;
    background-image:
        radial-gradient(circle, rgba(255, 255, 255, .86) 0 1px, transparent 1.6px),
        radial-gradient(circle, rgba(191, 219, 254, .58) 0 1px, transparent 1.8px),
        linear-gradient(180deg, rgba(7, 17, 31, 0) 0%, rgba(7, 17, 31, .26) 100%);
    background-position: 0 0, 42px 54px, center;
    background-size: 150px 150px, 230px 230px, cover;
    opacity: var(--star-opacity);
}

a {
    color: var(--primary-dark);
    text-decoration: none;
}

.topbar,
.shell,
.admin-layout {
    position: relative;
    z-index: 1;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 14px 28px;
    background: var(--surface-strong);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(16px);
    box-shadow: 0 16px 34px rgba(0, 0, 0, .24);
}

.topbar::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--action-gradient);
}

.topbar strong {
    display: block;
    font-size: 18px;
    line-height: 1.2;
}

.topbar span {
    display: block;
    margin-top: 3px;
    color: var(--muted);
    font-size: 13px;
}

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

.topbar-links a,
.topbar-links span,
.button,
button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 8px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    background: var(--surface-soft);
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(0, 0, 0, .16);
}

button,
.button {
    border-color: var(--border-strong);
    background: var(--action-gradient);
}

button:hover,
.button:hover,
.topbar-links a:hover {
    filter: brightness(1.07);
}

.shell {
    width: min(1280px, calc(100vw - 36px));
    margin: 26px auto 56px;
}

.admin-layout {
    display: grid;
    grid-template-columns: 230px minmax(0, 1fr);
    gap: 20px;
    width: min(1360px, calc(100vw - 36px));
    margin: 26px auto 56px;
    align-items: start;
}

.side-menu {
    position: sticky;
    top: 90px;
    display: grid;
    gap: 8px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
}

.side-title {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 8px 8px;
    color: var(--text);
    font-size: 16px;
    font-weight: 900;
}

.brand-mark {
    display: inline-grid;
    place-items: center;
    flex: 0 0 34px;
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--action-gradient);
    box-shadow: 0 10px 24px color-mix(in srgb, var(--primary) 24%, transparent);
    color: #fff;
    font-size: 18px;
}

.appearance-switcher {
    position: fixed;
    top: 16px;
    right: 18px;
    z-index: 50;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 78px;
    gap: 6px;
    width: 238px;
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(16px);
    font-size: 12px;
    font-weight: 800;
}

.side-menu .appearance-switcher {
    position: static;
    width: auto;
    margin: 0 0 8px;
    box-shadow: none;
}

.appearance-switcher label {
    display: grid;
    gap: 5px;
    min-width: 0;
    color: var(--label);
    font-size: 12px;
}

.appearance-switcher .appearance-theme {
    grid-column: 1 / -1;
}

.appearance-switcher select,
.appearance-switcher input {
    width: 100%;
    min-height: 32px;
    height: 32px;
    padding: 5px 8px;
    border-radius: 6px;
    font-size: 12px;
}

.appearance-switcher .appearance-apply {
    align-self: end;
    min-height: 32px;
    height: 32px;
    padding: 5px 8px;
    border-radius: 6px;
    font-size: 12px;
}

.side-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid transparent;
    border-radius: 8px;
    color: var(--text-soft);
    background: var(--sidebar-link-bg);
}

.side-text {
    display: grid;
    gap: 2px;
    min-width: 0;
}

.side-menu a:hover,
.side-menu a.active {
    color: var(--text);
    border-color: var(--border-strong);
    background: var(--action-gradient);
}

.side-menu a:hover,
.side-menu a.active,
.side-menu a:hover span,
.side-menu a.active span {
    color: #fff;
}

.side-menu a strong {
    font-size: 14px;
    line-height: 1.25;
}

.side-menu a span {
    color: var(--muted);
    font-size: 12px;
    line-height: 1.35;
}

.nav-icon {
    display: inline-grid;
    place-items: center;
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
    border-radius: 7px;
    background: color-mix(in srgb, var(--primary) 14%, transparent);
    color: var(--primary);
}

.nav-icon svg {
    width: 17px;
    height: 17px;
}

.side-menu a:hover .nav-icon,
.side-menu a.active .nav-icon {
    background: rgba(255, 255, 255, .18);
    color: #fff;
}

.admin-content {
    min-width: 0;
}

.page-panel {
    margin-bottom: 0;
    background: var(--surface);
    backdrop-filter: blur(18px);
}

.section-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.section-head h2,
.section-head p {
    margin-bottom: 0;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.status-grid div {
    min-height: 72px;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface-soft);
}

.status-grid span {
    display: block;
    color: var(--muted);
    font-size: 12px;
}

.status-grid strong {
    display: block;
    margin-top: 8px;
    color: var(--text);
    font-size: 18px;
}

.shell.narrow {
    width: min(900px, calc(100vw - 36px));
}

.center {
    display: grid;
    align-content: center;
    min-height: calc(100vh - 40px);
}

.login-shell {
    display: grid;
    align-content: center;
    width: min(520px, calc(100vw - 36px));
    min-height: 100vh;
}

.panel {
    margin-bottom: 20px;
    padding: 24px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.hero-panel,
.login-panel {
    text-align: left;
}

.public-status-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 150px;
}

.public-status {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface-soft);
    color: var(--text);
    font-size: 22px;
    font-weight: 900;
}

.public-status span {
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: var(--warning);
    box-shadow: 0 0 18px rgba(245, 158, 11, .45);
}

.public-status.ok span {
    background: var(--success);
    box-shadow: 0 0 18px rgba(34, 197, 94, .50);
}

.public-status.bad span {
    background: var(--danger);
    box-shadow: 0 0 18px rgba(255, 59, 59, .50);
}

h1,
h2 {
    margin: 0 0 14px;
    line-height: 1.25;
}

h1 {
    font-size: 28px;
}

h2 {
    font-size: 22px;
}

h3 {
    margin: 22px 0 12px;
    color: var(--text);
    font-size: 18px;
    line-height: 1.25;
}

.muted {
    color: var(--muted);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(260px, 1fr));
    gap: 12px;
    align-items: start;
}

.form-grid.single {
    grid-template-columns: 1fr;
}

.form-grid.compact {
    margin-top: 12px;
}

label {
    display: grid;
    gap: 6px;
    color: var(--label);
    font-weight: 800;
    align-self: start;
}

input,
select,
textarea {
    width: 100%;
    min-height: 38px;
    padding: 8px 11px;
    color: var(--text);
    border: 1px solid var(--field-border);
    border-radius: 8px;
    background: var(--field-surface);
    outline: none;
    font: inherit;
    color-scheme: inherit;
}

select option,
select optgroup {
    color: var(--text);
    background: var(--panel-soft);
}

select option:checked {
    color: #fff;
    background: var(--primary);
}

textarea {
    min-height: 92px;
    resize: vertical;
}

textarea[rows="10"] {
    min-height: 220px;
}

textarea[rows="6"] {
    min-height: 150px;
}

textarea[rows="5"] {
    min-height: 128px;
}

textarea[rows="4"] {
    min-height: 108px;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary-dark);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

.wide {
    grid-column: 1 / -1;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
}

.notice {
    margin-bottom: 16px;
    padding: 12px 14px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--surface-soft);
}

.notice.error {
    color: var(--coral);
    border-color: color-mix(in srgb, var(--coral) 46%, transparent);
    background: color-mix(in srgb, var(--coral) 14%, transparent);
}

.notice.success {
    color: var(--teal);
    border-color: color-mix(in srgb, var(--teal) 42%, transparent);
    background: color-mix(in srgb, var(--teal) 12%, transparent);
}

.grid.two {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.inline-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
    align-items: end;
}

.table-wrap {
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

th,
td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

th {
    color: var(--heading);
    background: var(--table-head-bg);
    font-weight: 900;
}

td {
    color: var(--text);
}

.code,
.reply-box {
    overflow: auto;
    margin: 10px 0 0;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    background: var(--field-surface);
    white-space: pre-wrap;
}

@media (max-width: 860px) {
    body > .appearance-switcher {
        position: static;
        width: min(100vw - 24px, 520px);
        margin: 12px auto 0;
    }

    .topbar,
    .topbar-links {
        align-items: stretch;
        flex-direction: column;
    }

    .admin-layout {
        grid-template-columns: 1fr;
        width: min(100vw - 24px, 1280px);
    }

    .side-menu {
        position: static;
    }

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

    .form-grid,
    .grid.two,
    .inline-form {
        grid-template-columns: 1fr;
    }

    .shell {
        width: min(100vw - 24px, 1280px);
    }
}

@media (max-width: 560px) {
    .status-grid {
        grid-template-columns: 1fr;
    }
}