:root {
    --bg: #050507;
    --card: #0d0d10;
    --card2: #101014;
    --border: rgba(255, 255, 255, 0.07);
    --ink: rgba(255, 255, 255, 0.92);
    --ink2: rgba(255, 255, 255, 0.55);
    --muted: rgba(255, 255, 255, 0.42);
    --faint: rgba(255, 255, 255, 0.32);
    --accent-reward: #5c8ae6;
    --accent-rate: #12a594;
    --good: #3fb96c;
    --bad: #e0564f;
    --font-ui: 'Segoe UI', Arial, sans-serif;
    --font-mono: Consolas, 'Courier New', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    background: var(--bg);
    color: var(--ink);
    font: 14px/1.5 var(--font-ui);
    min-height: 100vh;
}

@keyframes rise-in {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: none; }
}
@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}
.stagger {
    animation: rise-in 0.55s cubic-bezier(0.22, 1, 0.36, 1) backwards;
    animation-delay: calc(var(--stagger, 0) * 45ms);
}

.wrap {
    max-width: 980px;
    margin: 0 auto;
    padding: 24px 16px 64px;
}

header.top {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 6px 2px 18px;
}
.brand { font-size: 22px; font-weight: 600; letter-spacing: 0.02em; }
.spacer { flex: 1; }

.pill {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 5px 12px;
    border: 1px solid var(--border);
    border-radius: 999px;
    font: 600 11px/1 var(--font-ui);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink2);
}
.pill { transition: color 0.2s ease-out, border-color 0.2s ease-out; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); transition: background 0.2s ease-out; }
.pill.live .dot {
    background: var(--good);
    animation: pulse-dot 2.2s cubic-bezier(0.25, 1, 0.5, 1) infinite;
}
.pill.live { color: var(--ink); border-color: rgba(63, 185, 108, 0.35); }
@keyframes pulse-dot {
    0% { box-shadow: 0 0 0 0 rgba(63, 185, 108, 0.45); }
    70% { box-shadow: 0 0 0 7px rgba(63, 185, 108, 0); }
    100% { box-shadow: 0 0 0 0 rgba(63, 185, 108, 0); }
}

.viewer { color: var(--faint); font-size: 12px; }
button.link {
    background: none;
    border: none;
    color: var(--ink2);
    font: 600 12px var(--font-ui);
    cursor: pointer;
    text-decoration: underline;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px 20px;
}

.hero { margin-bottom: 10px; }
.hero .label, .tile .label {
    font: 600 9px/1 var(--font-ui);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
}
.hero .value {
    margin-top: 10px;
    font: 500 38px/1 var(--font-mono);
    color: var(--ink);
    word-break: break-all;
}

.tiles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 10px;
}
.tiles.four { grid-template-columns: repeat(4, 1fr); }
.tile .value {
    margin-top: 8px;
    font: 500 20px/1.1 var(--font-mono);
    color: var(--ink);
    word-break: break-all;
}

.section-title {
    font: 600 12px/1 var(--font-ui);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink2);
    margin: 26px 2px 12px;
}

.range-row { display: flex; gap: 8px; margin: 0 2px 12px; align-items: center; }
.range-row button {
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--ink2);
    font: 600 12px var(--font-ui);
    padding: 6px 14px;
    border-radius: 999px;
    cursor: pointer;
    transition: color 0.18s ease-out, border-color 0.18s ease-out, background 0.18s ease-out, transform 0.18s ease-out;
}
.range-row button:hover { color: var(--ink); border-color: rgba(255, 255, 255, 0.22); }
.range-row button:active { transform: scale(0.96); }
.range-row button.on { color: var(--ink); border-color: rgba(255, 255, 255, 0.3); background: var(--card2); }

.chart-card { margin-bottom: 12px; position: relative; }
.chart-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.chart-title { font: 600 12px var(--font-ui); color: var(--ink2); }
.chart-now { font: 600 13px var(--font-mono); }
.native-vis-card { margin-bottom: 12px; }
.native-vis-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.native-vis-actions { display: flex; align-items: center; gap: 10px; }
.native-vis-meta { margin-top: 3px; color: var(--muted); font: 11px var(--font-ui); }
.native-vis-stage { position: relative; aspect-ratio: 16 / 9; overflow: hidden; border-radius: 10px; background: #000000; }
.native-vis-stage video { display: block; width: 100%; height: 100%; object-fit: contain; background: #000000; }
.native-vis-empty { position: absolute; inset: 0; display: grid; place-items: center; padding: 24px; color: var(--muted); font: 13px/1.45 var(--font-ui); text-align: center; }
.native-vis-stage.playing .native-vis-empty { display: none; }
.chart-box { position: relative; width: 100%; }
.chart-box svg { display: block; width: 100%; height: auto; }
.chart-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 120px;
    color: var(--muted);
    font: 12px var(--font-ui);
}
.tooltip {
    position: absolute;
    pointer-events: none;
    background: var(--card2);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    padding: 6px 10px;
    font: 500 12px var(--font-mono);
    color: var(--ink);
    white-space: nowrap;
    display: none;
    z-index: 5;
    animation: fade-in 0.15s ease-out;
    transition: left 0.1s linear;
}
.chart-cross { transition: transform 0.1s linear; }
.chart-line.drawing {
    transition: stroke-dashoffset 0.8s cubic-bezier(0.65, 0, 0.35, 1);
}
.chart-anim .chart-end { animation: fade-in 0.4s ease-out 0.55s backwards; }
.chart-anim .chart-area { animation: fade-in 0.9s ease-out; }
.tooltip .tt-time { color: var(--muted); font-size: 11px; }

.axis-text { fill: var(--muted); font: 10px var(--font-ui); }
.grid-line { stroke: rgba(255, 255, 255, 0.06); }

table.data {
    width: 100%;
    border-collapse: collapse;
    font: 12px var(--font-mono);
}
table.data th, table.data td {
    text-align: left;
    padding: 7px 10px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
table.data th {
    font: 600 10px var(--font-ui);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
}
.table-scroll { overflow-x: auto; }
#dataTable:not(.hidden) { animation: rise-in 0.35s cubic-bezier(0.22, 1, 0.36, 1); }

.session-card { margin-bottom: 10px; }
.session-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 10px; }
.session-head .headline { font: 600 15px var(--font-ui); }
.session-head .when { color: var(--faint); font-size: 12px; }
.session-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}
.mini { background: var(--card2); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; }
.mini .label { font: 600 9px/1 var(--font-ui); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.mini .value { margin-top: 6px; font: 500 15px/1.1 var(--font-mono); color: var(--ink); }

.admin-forms { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; margin-bottom: 14px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font: 600 10px var(--font-ui); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
input, select {
    background: var(--card2);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 8px;
    color: var(--ink);
    font: 14px var(--font-ui);
    padding: 9px 12px;
    min-width: 0;
    transition: border-color 0.18s ease-out;
}
input:focus, select:focus { outline: 1px solid rgba(255, 255, 255, 0.35); border-color: rgba(255, 255, 255, 0.35); }
button.primary {
    background: var(--ink);
    color: #0a0a0c;
    border: none;
    border-radius: 8px;
    font: 600 13px var(--font-ui);
    padding: 10px 18px;
    cursor: pointer;
    transition: opacity 0.18s ease-out, transform 0.18s ease-out;
}
button.primary:hover { opacity: 0.88; }
button.primary:active { transform: scale(0.97); }
button.ghost {
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--ink);
    border-radius: 8px;
    font: 600 12px var(--font-ui);
    padding: 7px 13px;
    cursor: pointer;
    transition: border-color 0.18s ease-out, background 0.18s ease-out, transform 0.18s ease-out;
}
button.ghost:hover { border-color: rgba(255, 255, 255, 0.4); background: rgba(255, 255, 255, 0.04); }
button.ghost:active { transform: scale(0.96); }
button.danger { border-color: rgba(224, 86, 79, 0.5); color: #e88883; }

.keybox {
    background: var(--card2);
    border: 1px dashed rgba(255, 255, 255, 0.25);
    border-radius: 10px;
    padding: 12px 14px;
    font: 600 15px var(--font-mono);
    margin-bottom: 14px;
    display: none;
    word-break: break-all;
}
.keybox .note { display: block; font: 500 11px var(--font-ui); color: var(--muted); margin-top: 6px; }
.qr-wrap {
    background: #ffffff;
    padding: 10px;
    border-radius: 10px;
    width: fit-content;
    margin-bottom: 10px;
}
.qr-wrap svg { display: block; }

.msg { font-size: 13px; color: var(--bad); min-height: 18px; margin-top: 8px; }
.msg.ok { color: var(--good); }

.hidden { display: none !important; }

.auth-wrap {
    max-width: 380px;
    margin: 10vh auto 0;
    padding: 0 16px;
}
.auth-card { padding: 26px; animation: rise-in 0.55s cubic-bezier(0.22, 1, 0.36, 1) backwards; }
.auth-card h1 { font-size: 22px; margin-bottom: 4px; }
.auth-card .sub { color: var(--muted); font-size: 13px; margin-bottom: 20px; }
.auth-card form { display: flex; flex-direction: column; gap: 12px; }
.auth-tabs { display: flex; gap: 8px; margin-bottom: 18px; }
.auth-tabs button {
    flex: 1;
    background: var(--card2);
    border: 1px solid var(--border);
    color: var(--ink2);
    font: 600 12px var(--font-ui);
    padding: 8px 0;
    border-radius: 8px;
    cursor: pointer;
}
.auth-tabs button.on { color: var(--ink); border-color: rgba(255, 255, 255, 0.3); }

@media (max-width: 720px) {
    .tiles, .tiles.four { grid-template-columns: 1fr 1fr; }
    .session-grid { grid-template-columns: 1fr 1fr; }
    .hero .value { font-size: 30px; }
    .admin-forms { flex-direction: column; align-items: stretch; }
    .chart-card { padding: 14px 12px; }
    .native-vis-card { padding: 14px 12px; }
    .native-vis-head { align-items: flex-start; }
    .native-vis-actions { flex-direction: column; align-items: end; gap: 6px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}