:root {
    --ink: #eef5ff;
    --muted: #90a9cc;
    --line: #284a75;
    --panel: rgba(10, 22, 48, .92);
    --panel-soft: #101f3d;
    --blue: #2f85ff;
    --cyan: #50e5d1;
    --danger: #ff8e9d;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    font-family: Georgia, "Times New Roman", serif;
    background:
        radial-gradient(circle at 16% 18%, rgba(47, 133, 255, .24), transparent 28rem),
        radial-gradient(circle at 86% 80%, rgba(80, 229, 209, .13), transparent 24rem),
        repeating-linear-gradient(135deg, transparent 0 32px, rgba(255, 255, 255, .018) 32px 33px),
        #050914;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    border: 10px solid rgba(47, 133, 255, .08);
}

main { width: min(1080px, calc(100vw - 32px)); margin: 0 auto; }

.auth-card {
    width: min(460px, calc(100vw - 32px));
    margin: 9vh auto;
    padding: 34px;
    border: 1px solid var(--line);
    background: var(--panel);
    box-shadow: 18px 18px 0 rgba(47, 133, 255, .08);
}

.shell { padding: 54px 0; }

.hero, .dashboard-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 28px;
    padding: 38px;
    border: 1px solid var(--line);
    background: var(--panel);
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--cyan);
    font-family: "Courier New", monospace;
    font-size: 12px;
    font-weight: bold;
    letter-spacing: .2em;
    text-transform: uppercase;
}

h1, h2 { margin: 0; font-weight: normal; }
h1 { max-width: 720px; font-size: clamp(38px, 7vw, 76px); line-height: .95; }
h2 { font-size: 27px; }
p { line-height: 1.55; }
.muted { color: var(--muted); }

.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
button, .button {
    display: inline-block;
    padding: 12px 18px;
    color: #fff;
    font: bold 14px Arial, sans-serif;
    text-decoration: none;
    background: var(--blue);
    border: 1px solid #79adff;
    cursor: pointer;
}
.button.secondary, button.secondary { color: var(--ink); background: transparent; border-color: var(--line); }
.logout-form { margin: 0; }

.admin-shell { width: min(1440px, calc(100vw - 32px)); }
.admin-actions { align-items: center; justify-content: flex-end; margin-top: 0; }
.admin-tabs {
    display: flex;
    gap: 4px;
    margin: 18px 0;
    border-bottom: 1px solid var(--line);
}
.admin-tabs a {
    padding: 13px 20px;
    color: var(--muted);
    font: bold 13px Arial, sans-serif;
    text-decoration: none;
    border: 1px solid transparent;
    border-bottom: 0;
}
.admin-tabs a:hover, .admin-tabs a.active {
    color: var(--ink);
    border-color: var(--line);
    background: var(--panel);
}
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
.filter-bar {
    display: grid;
    grid-template-columns: auto minmax(180px, 1fr) auto minmax(180px, .6fr) auto;
    align-items: end;
    gap: 10px;
    padding: 15px;
    background: var(--panel-soft);
    border: 1px solid rgba(144, 169, 204, .2);
}
.filter-bar label { margin: 0; }
select {
    width: 100%;
    min-height: 43px;
    padding: 10px;
    color: #fff;
    font: 14px Arial, sans-serif;
    background: #08152d;
    border: 1px solid var(--line);
}
.table-wrap { overflow-x: auto; margin-top: 18px; }
.admin-table { width: 100%; min-width: 920px; border-collapse: collapse; font: 13px Arial, sans-serif; }
.admin-table th { padding: 12px 10px; color: var(--cyan); text-align: left; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; background: #0a1a34; }
.admin-table td { padding: 10px; vertical-align: middle; border-top: 1px solid rgba(144, 169, 204, .18); }
.admin-table td input:not([type="hidden"]), .admin-table td select { min-width: 115px; padding: 9px; font-size: 13px; }
.admin-table td:nth-child(3) input { min-width: 260px; }
.admin-table code { color: var(--cyan); }
.price-input { max-width: 105px; }
.checkbox-label { display: flex; align-items: center; gap: 7px; margin: 0; white-space: nowrap; color: var(--muted); font: 12px Arial, sans-serif; }
.checkbox-label input { width: auto; }
.pagination { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.pagination a { min-width: 34px; padding: 9px; color: var(--muted); text-align: center; text-decoration: none; border: 1px solid var(--line); }
.pagination a.active, .pagination a:hover { color: #fff; background: var(--blue); }
.admin-grid { display: grid; grid-template-columns: minmax(280px, .7fr) minmax(0, 1.3fr); gap: 18px; }
.category-row { display: grid; grid-template-columns: minmax(160px, 1fr) 100px auto 80px auto; align-items: center; gap: 9px; padding: 12px 0; border-top: 1px solid rgba(144, 169, 204, .18); }
.category-row input[type="text"], .category-row input[type="number"] { padding: 9px; }
.audit-panel { margin-top: 18px; }
.admin-table.compact { min-width: 720px; }
.create-offer-panel { margin-bottom: 18px; }
.create-offer-panel summary { color: var(--cyan); cursor: pointer; font: bold 16px Arial, sans-serif; }
.create-offer-panel[open] summary { margin-bottom: 22px; }
.offer-fields { display: grid; grid-template-columns: repeat(4, minmax(150px, 1fr)); gap: 14px; }
.offer-fields label { margin: 0; }
.offer-fields .wide-field { grid-column: span 2; }
.offer-fields .checkbox-label { align-self: end; min-height: 43px; }
.offer-form h3 { margin: 28px 0 4px; font: normal 21px Georgia, serif; }
.reward-editor { display: grid; gap: 8px; margin-top: 16px; }
.reward-row { display: grid; grid-template-columns: 130px minmax(210px, 1fr) 160px 90px auto; align-items: end; gap: 10px; padding: 12px; background: var(--panel-soft); border: 1px solid rgba(144, 169, 204, .2); }
.reward-row label { margin: 0; }
.reward-row small { display: block; margin-top: 5px; color: var(--cyan); font: 11px Arial, sans-serif; }
.reward-row .checkbox-label { min-height: 43px; }

label { display: block; margin: 18px 0 7px; color: #b8cae5; font: 13px Arial, sans-serif; }
input {
    width: 100%;
    padding: 13px;
    color: #fff;
    font: 15px Arial, sans-serif;
    background: #08152d;
    border: 1px solid var(--line);
    outline: none;
}
input:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(80, 229, 209, .12); }
.hint { display: block; margin-top: 6px; color: var(--muted); font: 12px Arial, sans-serif; }

.notice { margin: 20px 0; padding: 12px 14px; border: 1px solid #296e58; background: #0b342d; }
.notice.error { color: #ffdce1; border-color: #893746; background: #3d121b; }

.grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 18px; margin-top: 18px; }
.panel { padding: 28px; border: 1px solid var(--line); background: var(--panel); }
.code {
    display: block;
    margin: 20px 0 8px;
    padding: 18px;
    overflow-wrap: anywhere;
    color: var(--cyan);
    font: bold clamp(20px, 4vw, 32px) "Courier New", monospace;
    letter-spacing: .08em;
    background: #07162b;
    border-left: 4px solid var(--cyan);
}
.stat { margin: 16px 0 0; color: var(--muted); }
.stat strong { color: #fff; font-size: 34px; }
.referral-list { margin: 18px 0 0; padding: 0; list-style: none; }
.referral-list li { display: flex; justify-content: space-between; gap: 16px; padding: 13px 0; border-top: 1px solid rgba(144, 169, 204, .22); }
.referral-list time { color: var(--muted); font: 12px Arial, sans-serif; }

@media (max-width: 720px) {
    .shell { padding: 22px 0; }
    .hero, .dashboard-head { align-items: flex-start; flex-direction: column; padding: 26px; }
    .grid { grid-template-columns: 1fr; }
    .auth-card { margin: 24px auto; padding: 26px; }
    .admin-actions { justify-content: flex-start; }
    .filter-bar { grid-template-columns: 1fr; }
    .filter-bar label { margin-top: 4px; }
    .admin-grid { grid-template-columns: 1fr; }
    .category-row { grid-template-columns: 1fr 90px; }
    .category-row .checkbox-label, .category-row .muted { grid-column: span 1; }
    .offer-fields { grid-template-columns: 1fr; }
    .offer-fields .wide-field { grid-column: span 1; }
    .reward-row { grid-template-columns: 1fr; }
}
.dice-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin-top: 1.25rem;
}

.dice-position {
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.16);
}

.dice-position-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: .75rem;
}

.dice-position-head h3 {
    margin: 0;
}

.dice-reward-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .65rem;
    margin: 0 0 .85rem;
    padding: .75rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
}

.dice-reward-row legend {
    padding: 0 .35rem;
    color: var(--muted);
}

.dice-reward-row small,
.dice-reward-row .checkbox-label {
    grid-column: 1 / -1;
}

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