:root {
	--bg: #f6f7f9;
	--panel: #ffffff;
	--panel-2: #f1f3f5;
	--panel-3: #e8ebef;
	--border: rgba(20, 28, 45, 0.08);
	--border-strong: rgba(20, 28, 45, 0.14);
	--text: #232a35;
	--dim: #5a6373;
	--mute: #939caa;
	--accent: #2f7a6e;
	--accent-soft: #e8f1ef;
	--accent-line: rgba(47, 122, 110, 0.32);
	--ok: #358a5a;
	--ok-soft: #e6f3eb;
	--warn: #b07d2a;
	--warn-soft: #f8efdd;
	--danger: #c2544e;
	--danger-soft: #faeae9;
	--r: 12px;
	--mono: "IBM Plex Mono", "SF Mono", ui-monospace, Menlo, monospace;
	--sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
	color-scheme: light;
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
	background: var(--bg);
	color: var(--text);
	font-family: var(--sans);
	-webkit-font-smoothing: antialiased;
}
body::before {
	content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0;
	background-image: radial-gradient(rgba(20,28,45,0.05) 1px, transparent 1px);
	background-size: 24px 24px;
	-webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% -10%, #000 30%, transparent 75%);
	mask-image: radial-gradient(ellipse 80% 60% at 50% -10%, #000 30%, transparent 75%);
}
::selection { background: var(--accent-soft); }
* { scrollbar-width: thin; scrollbar-color: var(--border-strong) transparent; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: rgba(20,28,45,0.16); border-radius: 9px; border: 2px solid transparent; background-clip: padding-box; }
a { color: inherit; text-decoration: none; }
code { font-family: var(--mono); }

/* layout */
#app { position: relative; z-index: 1; }
.shell { display: flex; min-height: 100vh; }
.sidebar {
	position: sticky; top: 0; height: 100vh; flex: 0 0 236px;
	display: flex; flex-direction: column; gap: 4px;
	border-right: 1px solid var(--border); background: rgba(255,255,255,0.78); backdrop-filter: blur(8px);
	padding: 20px 12px;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 0 8px 18px; }
.brand .mark { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 8px; background: var(--accent); color: #fff; }
.brand .name { font-size: 13px; font-weight: 600; }
.brand .sub { font: 500 9.5px/1.4 var(--mono); letter-spacing: 0.22em; text-transform: uppercase; color: var(--mute); }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a { position: relative; display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: 7px; font-size: 13.5px; color: var(--dim); }
.nav a:hover { background: var(--panel-2); color: var(--text); }
.nav a.active { background: var(--panel-2); color: var(--text); }
.nav a.active::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 2px; height: 20px; border-radius: 2px; background: var(--accent); }
.nav svg { width: 16px; height: 16px; color: var(--mute); }
.nav a.active svg { color: var(--accent); }
.usercard { margin-top: auto; border: 1px solid var(--border); background: var(--panel); border-radius: 8px; padding: 10px; }
.usercard .row { display: flex; align-items: center; gap: 8px; }
.avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--panel-3); color: var(--accent); font-size: 11px; font-weight: 600; display: grid; place-items: center; text-transform: uppercase; }
.usercard .un { font-size: 12.5px; }
.usercard .role { font: 500 9px/1 var(--mono); letter-spacing: 0.1em; color: var(--mute); }
.btn-logout { margin-top: 8px; width: 100%; }
.main { flex: 1; min-width: 0; }
.main-inner { max-width: 1180px; margin: 0 auto; padding: 40px 36px; display: flex; flex-direction: column; gap: 20px; }

/* typography helpers */
.tag { font: 500 10.5px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--mute); }
.muted { color: var(--mute); }
.dim { color: var(--dim); }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
h1 { font-size: 22px; font-weight: 600; letter-spacing: -0.01em; margin: 6px 0 4px; }
.page-desc { color: var(--dim); font-size: 13px; }
.section-title { display: flex; align-items: end; justify-content: space-between; gap: 12px; }
.section-title h2 { font-size: 15px; font-weight: 600; margin: 4px 0 0; }

/* panels & spacing */
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--r); box-shadow: 0 1px 2px rgba(20,28,45,0.04); }
.panel.pad { padding: 20px; }
.stack { display: flex; flex-direction: column; gap: 20px; }
.row { display: flex; align-items: center; gap: 8px; }
.between { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.grid { display: grid; gap: 12px; }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g2 { grid-template-columns: repeat(2, 1fr); }
.wrap { flex-wrap: wrap; }
.right { text-align: right; }

/* stat */
.stat .v { font: 600 26px/1 var(--mono); letter-spacing: -0.01em; margin-top: 6px; }
.stat .v.accent { color: var(--accent); }
.stat .hint { font-size: 12px; color: var(--mute); margin-top: 4px; }
.stat .hint.ok { color: var(--ok); }
.stat .hint.danger { color: var(--danger); }

/* buttons */
button, .btn { font: 500 13.5px/1 var(--sans); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 14px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel); color: var(--text); cursor: pointer; white-space: nowrap; }
.btn:hover { border-color: var(--border-strong); background: var(--panel-2); }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); box-shadow: 0 6px 16px -8px rgba(20,28,45,0.4); }
.btn.primary:hover { filter: brightness(1.06); }
.btn.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, transparent); }
.btn.danger:hover { background: var(--danger-soft); }
.btn.sm { padding: 6px 10px; font-size: 12.5px; }
.btn.w-full { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* forms */
label.lbl { display: block; font: 500 10.5px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--mute); margin-bottom: 6px; }
input.field, textarea.field { width: 100%; background: var(--panel-2); border: 1px solid var(--border); border-radius: 7px; padding: 9px 12px; font: 13.5px var(--sans); color: var(--text); outline: none; }
input.field.mono, textarea.field { font-family: var(--mono); }
input.field:focus { border-color: color-mix(in srgb, var(--accent) 45%, transparent); background: var(--panel-3); }
textarea.field { font-size: 12.5px; line-height: 1.6; }
.fieldrow { display: grid; gap: 12px; }
.form-grid { display: grid; gap: 12px; grid-template-columns: repeat(4, 1fr); }
@media (max-width: 720px) { .form-grid { grid-template-columns: 1fr; } .g4 { grid-template-columns: repeat(2,1fr); } .g2 { grid-template-columns: 1fr; } .sidebar { flex-basis: 68px; } .brand .name,.brand .sub,.nav a span,.usercard .meta { display: none; } }

/* badges */
.badge { display: inline-flex; align-items: center; gap: 6px; border-radius: 999px; border: 1px solid var(--border); background: var(--panel-3); padding: 2px 8px; font-size: 11px; }
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge.ok { color: var(--ok); background: var(--ok-soft); border-color: color-mix(in srgb, var(--ok) 30%, transparent); }
.badge.danger { color: var(--danger); background: var(--danger-soft); border-color: color-mix(in srgb, var(--danger) 30%, transparent); }
.badge.accent { color: var(--accent); background: var(--accent-soft); border-color: var(--accent-line); }

/* usage bar */
.bar { height: 6px; width: 100%; background: var(--panel-3); border-radius: 999px; overflow: hidden; }
.bar > span { display: block; height: 100%; border-radius: 999px; transition: width 0.6s ease; }

/* table */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th { font: 500 10.5px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--mute); text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--border); }
tbody td { padding: 12px 16px; border-bottom: 1px solid var(--border); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--panel-2); }

/* login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login { width: 100%; max-width: 384px; }
.login .brand { justify-content: center; padding-bottom: 26px; }
.login .mark { width: 44px; height: 44px; border-radius: 12px; }
.login .mark svg { width: 20px; height: 20px; }
.login h1 { text-align: center; margin: 16px 0 6px; }
.login .center { text-align: center; }

/* code chip */
.chip { display: inline-block; background: var(--panel-2); border: 1px solid var(--border); border-radius: 6px; padding: 4px 8px; font: 12px var(--mono); color: var(--dim); max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; vertical-align: middle; }
.chip.accent { color: var(--accent); }
.alert { border-radius: 8px; padding: 8px 12px; font-size: 12.5px; }
.alert.danger { border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent); background: var(--danger-soft); color: var(--danger); }
.alert.accent { border: 1px solid var(--accent-line); background: var(--accent-soft); color: var(--accent); }
hr.div { border: none; border-top: 1px solid var(--border); margin: 20px 0; }
.mt { margin-top: 16px; }
.fade { animation: fade 0.4s cubic-bezier(0.16,1,0.3,1); }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* user card */
.uc { padding: 18px 20px; }
.uc-head { padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.avatar.lg { width: 36px; height: 36px; font-size: 13px; }
.uc-name { font-size: 15px; font-weight: 600; }
.uc-sub { padding: 14px 0; border-bottom: 1px solid var(--border); }
.uc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding: 14px 0; border-bottom: 1px solid var(--border); }
.uc-cell .tag { margin-bottom: 8px; }
.uc-kv { display: flex; align-items: center; gap: 8px; }
.uc-kv .k { font: 500 11px var(--mono); color: var(--mute); width: 44px; flex: none; }
.uc-usage { display: flex; align-items: baseline; gap: 10px; }
.uc-usage-num { font: 600 22px/1 var(--mono); }
.uc-usage-num.over { color: var(--danger); }
.uc-lim { font-size: 11px; margin-top: 8px; }
.uc-mgmt { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding-top: 14px; }
.uc-mgmt form .row { margin-top: 6px; }
.chip.grow { flex: 1; min-width: 0; }
@media (max-width: 720px) { .uc-grid, .uc-mgmt { grid-template-columns: 1fr; } }