:root {
    --ebim-ink: #eef4ff;
    /* .58 / .52 alpha, not .5 / .32 — measured against the panel background to clear
       WCAG AA's 4.5:1 text-contrast minimum (labels/body ~5.6:1, secondary text ~4.7:1). */
    --ebim-muted: rgba(220, 230, 245, .58);
    --ebim-muted-dim: rgba(220, 230, 245, .52);
    --ebim-bg-deep: #04060a;
    --ebim-panel: rgba(16, 22, 32, .82);
    --ebim-line: rgba(255, 255, 255, .12);
    --ebim-green-a: #4c9a2a;
    --ebim-green-b: #d7e34a;
    --ebim-blue-a: #1477b0;
    --ebim-blue-b: #36e0d0;
    --ebim-orange-a: #d97e0a;
    --ebim-orange-b: #f9cf58;
    --ebim-accent: #5ad1ff;
}

* { box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    margin: 0;
    background: var(--ebim-bg-deep);
    color: var(--ebim-ink);
}

.container { max-width: 480px; margin: 0 auto; padding: 24px 16px; }

h1, h2, h3 { color: var(--ebim-ink); margin: 0 0 14px; }
h2 { font-size: 22px; font-weight: 700; }
h3 { font-size: 15px; font-weight: 600; color: var(--ebim-muted); margin-top: 24px; }
p { line-height: 1.6; }

a { color: var(--ebim-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- shared brand header (register + admin pages; the login page
   builds its own full hero instead, see Login.cshtml) ---------- */
.brand-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 0 24px;
}

.brand-bar img { width: 30px; height: 30px; object-fit: contain; }
.brand-bar .word { font-size: 16px; font-weight: 800; color: var(--ebim-ink); letter-spacing: .3px; }
.brand-bar .sep { color: var(--ebim-muted-dim); }
.brand-bar .label { font-size: 13px; color: var(--ebim-muted); }

/* ---------- form fields ---------- */
.field { margin-bottom: 16px; }

.field label {
    display: block;
    font-size: 12px;
    color: var(--ebim-muted);
    margin-bottom: 6px;
}

input, select {
    width: 100%;
    box-sizing: border-box;
    padding: 11px 13px;
    border-radius: 9px;
    background: rgba(255, 255, 255, .05);
    border: 1px solid var(--ebim-line);
    color: var(--ebim-ink);
    font-size: 14px;
    margin-bottom: 12px;
    outline: none;
    transition: border-color .2s, background-color .2s, box-shadow .2s;
}

.field input, .field select { margin-bottom: 0; }

input::placeholder { color: var(--ebim-muted-dim); }

input:focus, select:focus {
    border-color: rgba(90, 210, 255, .8);
    background: rgba(90, 210, 255, .06);
    box-shadow: 0 0 0 3px rgba(90, 210, 255, .12);
}

/* ---------- buttons ---------- */
button {
    width: 100%;
    padding: 12px 13px;
    border-radius: 9px;
    border: none;
    background: linear-gradient(90deg, #2f8fff, #36e0d0 60%, #8fe08f);
    background-size: 200% 100%;
    color: #06121a;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: .5px;
    cursor: pointer;
    box-shadow: 0 8px 22px rgba(50, 150, 255, .3);
    transition: transform .15s, box-shadow .15s;
}

button:hover { transform: translateY(-1px); box-shadow: 0 10px 26px rgba(50, 150, 255, .45); }
button:active { transform: translateY(0); }

button:disabled {
    background: #3a4250;
    color: rgba(255, 255, 255, .4);
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

.btn-inline { width: auto; padding: 6px 12px; font-size: 12px; }

/* ---------- messages ---------- */
.error, .success {
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 16px;
}

.error { background: rgba(255, 90, 90, .1); border: 1px solid rgba(255, 90, 90, .35); color: #ff9d9d; }
.success { background: rgba(90, 220, 150, .1); border: 1px solid rgba(90, 220, 150, .35); color: #8ff0c0; }

/* ---------- content panel ---------- */
.panel-card {
    background: var(--ebim-panel);
    border: 1px solid var(--ebim-line);
    border-radius: 16px;
    padding: 22px;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, .25);
}

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; margin-bottom: 20px; font-size: 13.5px; }

table th, table td {
    border-bottom: 1px solid var(--ebim-line);
    padding: 10px 12px;
    text-align: left;
    color: var(--ebim-ink);
}

table th {
    color: var(--ebim-muted);
    font-weight: 600;
    font-size: 11px;
    letter-spacing: .06em;
    text-transform: uppercase;
    background: rgba(255, 255, 255, .03);
}

table tr:hover td { background: rgba(255, 255, 255, .025); }