:root {
    --bg: #000000;
    --bg-soft: #15161a;
    --panel: #1f2025;
    --panel-2: #24252b;
    --line: #2c2d33;
    --line-strong: rgba(32, 146, 216, 0.62);
    --text: #ffffff;
    --muted: #9da5b4;
    --accent: #2092d8;
    --accent-soft: rgba(32, 146, 216, 0.12);
    --success: #5ee58f;
    --danger: #ff7b8f;
    --amber: #f7c45d;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at top right, rgba(32,146,216,.12), transparent 30%), var(--bg); color: var(--text); font-family: Inter, "Segoe UI", Arial, Helvetica, sans-serif; display: grid; grid-template-columns: 260px 1fr; }
body.login-page { display: flex; align-items: center; justify-content: center; padding: 32px; }
a { color: var(--accent); text-decoration: none; }
aside { min-height: 100vh; padding: 28px 20px; background: rgba(3, 7, 13, 0.86); color: var(--text); border-right: 1px solid var(--line); backdrop-filter: blur(18px); }
aside strong { display: block; font-size: 24px; font-weight: 700; letter-spacing: .08em; margin-bottom: 24px; }
.master-admin-warning { display: inline-flex; align-items: center; border: 1px solid rgba(255, 123, 143, .44); border-radius: 999px; color: var(--danger); font-size: 12px; font-weight: 800; letter-spacing: .12em; margin: -10px 0 18px; padding: 6px 10px; text-transform: uppercase; }
.impersonation-warning { border: 1px solid rgba(247, 196, 93, .5); border-radius: 14px; color: var(--amber); font-size: 12px; font-weight: 800; line-height: 1.5; margin: -8px 0 18px; padding: 10px 12px; text-transform: uppercase; }
.impersonation-warning a { color: var(--amber); text-decoration: underline; text-transform: none; }
nav { display: grid; gap: 8px; }
nav a { color: var(--text); text-decoration: none; padding: 12px 14px; border-radius: 14px; border: 1px solid transparent; background: rgba(255,255,255,.025); }
nav a:hover { border-color: var(--line-strong); background: var(--accent-soft); }
main { padding: 32px; }
.login-main { max-width: 720px; padding: 0; width: 100%; }
.app-footer { color: var(--muted); font-size: 12px; margin-top: 34px; padding-top: 18px; text-align: right; }
h1 { font-size: clamp(34px, 5vw, 52px); margin: 0 0 10px; letter-spacing: .01em; }
h2 { margin-top: 0; }
.lede { color: var(--muted); font-size: 18px; line-height: 1.7; }
.muted { color: var(--muted); line-height: 1.7; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 24px; padding: 24px; box-shadow: var(--shadow); margin-bottom: 22px; backdrop-filter: blur(16px); }
.login-card { max-width: 560px; margin: 0 auto; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .14em; font-size: 12px; font-weight: 700; }
.metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.metrics span { display: block; color: var(--muted); }
.metrics strong { font-size: 44px; color: var(--text); }
.two-column { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.stack { display: grid; gap: 14px; }
.inline-form { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; align-items: end; }
.full-span { grid-column: 1 / -1; }
.section-title { color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: .14em; margin-top: 10px; text-transform: uppercase; }
label { display: grid; gap: 7px; font-weight: 600; color: var(--muted); }
input, textarea, select { width: 100%; border: 1px solid rgba(141,160,191,.22); border-radius: 14px; padding: 12px 14px; font: inherit; background: rgba(4,8,14,.88); color: var(--text); }
input:focus, textarea:focus, select:focus { border-color: var(--line-strong); outline: none; box-shadow: 0 0 0 4px rgba(32,146,216,.12); }
input.check { width: 20px; height: 20px; accent-color: var(--accent); box-shadow: none; }
textarea { min-height: 120px; }
button { border: 0; border-radius: 999px; padding: 13px 18px; background: var(--accent); color: #fff; font-weight: 700; cursor: pointer; box-shadow: 0 16px 34px rgba(32,146,216,.22); }
button:hover { filter: brightness(1.08); }
.button-link { display: inline-flex; align-items: center; border-radius: 999px; padding: 13px 18px; background: var(--accent); color: #fff; font-weight: 700; box-shadow: 0 16px 34px rgba(32,146,216,.22); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.alert { background: rgba(255,123,143,.12); color: #ffb8c4; border: 1px solid rgba(255,123,143,.3); padding: 12px; border-radius: 14px; margin: 12px 0; }
.notice { padding: 12px; border-radius: 14px; margin: 12px 0; border: 1px solid var(--line); }
.success { background: rgba(94,229,143,.14); color: #9af1b8; border-color: rgba(94,229,143,.28); }
code { color: #9ecff0; background: rgba(32,146,216,.12); border: 1px solid rgba(32,146,216,.22); border-radius: 8px; padding: 2px 6px; }
ol { color: var(--muted); line-height: 1.8; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 13px; font-weight: 600; }
td { color: var(--text); }
@media (max-width: 1100px) { .inline-form { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 820px) { body:not(.login-page) { grid-template-columns: 1fr; } aside { min-height: auto; } main { padding: 22px; } .metrics, .form-grid, .two-column, .inline-form { grid-template-columns: 1fr; } }