:root {
    --bg-ink: #0f1118;
    --bg-panel: rgba(19, 24, 37, 0.72);
    --line-soft: rgba(255, 255, 255, 0.12);
    --text-main: #f9f3e6;
    --text-muted: rgba(249, 243, 230, 0.76);
    --accent-gold: #f7b955;
    --accent-coral: #ff7b61;
    --accent-aqua: #74d7cf;
    --shadow-strong: 0 28px 80px rgba(0, 0, 0, 0.42);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    position: relative;
    height: 100vh;
    overflow: hidden;
    font-family: "Trebuchet MS", "Gill Sans", sans-serif;
    color: var(--text-main);
    background:
        radial-gradient(circle at top left, rgba(247, 185, 85, 0.18), transparent 34%),
        radial-gradient(circle at bottom right, rgba(116, 215, 207, 0.2), transparent 30%),
        linear-gradient(140deg, #10131a 0%, #151b28 46%, #1f1621 100%);
}

.backdrop {
    position: fixed;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.08) 0 1px, transparent 2px),
        radial-gradient(circle at 70% 65%, rgba(255, 255, 255, 0.06) 0 1px, transparent 2px);
    background-size: 120px 120px, 160px 160px;
    opacity: 0.35;
    pointer-events: none;
}

.app-shell {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: clamp(240px, 29vw, 400px) minmax(0, 1fr);
    gap: 24px;
    height: 100vh;
    padding: 24px;
}

.display-panel,
.side-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.display-panel {
    min-height: 0;
}

.display-panel {
    order: 2;
}

.side-panel {
    order: 1;
    min-height: 0;
}

.side-panel > * {
    flex: 0 0 auto;
}

.info-card,
.score-card,
.qr-card {
    border: 1px solid var(--line-soft);
    background: var(--bg-panel);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow-strong);
}

.info-card {
    cursor: pointer;
}

.info-card,
.score-card {
    border-radius: 28px;
    padding: 16px 18px;
}

.info-card h1,
.info-card h2,
.score-card h2 {
    margin: 4px 0 0;
    font-family: "Gill Sans", "Trebuchet MS", sans-serif;
    font-weight: 700;
    letter-spacing: 0.03em;
    line-height: 1.08;
}

.info-card h1 {
    font-size: 1.7rem;
}

.info-card h2 {
    font-size: 1.2rem;
}

.info-copy,
.info-card p,
.controller-path {
    margin: 0;
    color: var(--text-muted);
    line-height: 1.4;
    font-size: 0.95rem;
}

.eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-aqua);
}

.info-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 14px;
}

.info-title,
.info-state {
    min-width: 0;
}

.info-title .eyebrow,
.info-state .eyebrow,
.score-header .eyebrow,
.qr-header .eyebrow {
    display: block;
    margin-bottom: 2px;
}

.info-state {
    text-align: right;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
}

.info-block {
    display: grid;
    gap: 4px;
    margin-top: 8px;
}

.status-copy {
    color: var(--text-main);
    opacity: 0.92;
    font-size: 0.9rem;
}

.room-badge {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
}

.room-badge-mini {
    min-height: 0;
    padding: 4px 8px;
    font-size: 0.68rem;
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.card-frame {
    position: relative;
    flex: 1 1 auto;
    min-height: 0;
    height: 100%;
    border-radius: 38px;
    padding: clamp(18px, 2vw, 28px);
    background:
        radial-gradient(circle at top, rgba(255, 255, 255, 0.2), transparent 48%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), var(--shadow-strong);
}

#displayCanvas {
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1;
    display: block;
    border-radius: 30px;
}

.round-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.round-strip span,
.room-pill {
    border-radius: 999px;
    padding: 7px 11px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-muted);
    font-size: 0.82rem;
}

.room-pill strong {
    color: var(--text-main);
}

.qr-card {
    display: grid;
    gap: 10px;
    padding: 14px;
    border-radius: 28px;
    color: inherit;
    text-decoration: none;
    justify-items: center;
    align-self: flex-start;
    width: max-content;
    max-width: 100%;
}

.qr-card:hover {
    transform: translateY(-2px);
}

.qr-header,
.score-header {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
}

.qr-header {
    width: 100%;
    justify-content: center;
}

.qr-code {
    display: inline-grid;
    place-items: center;
    width: min(132px, 100%);
    max-width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.96);
    padding: 10px;
    overflow: hidden;
}

.qr-code img,
.qr-code canvas {
    width: 100% !important;
    height: 100% !important;
    max-width: 100%;
    max-height: 100%;
    display: block;
}

.scoreboard {
    display: grid;
    gap: 10px;
    min-height: 0;
    overflow: auto;
    padding-right: 4px;
}

.score-card {
    display: flex;
    flex: 1 1 auto;
    min-height: 0;
    flex-direction: column;
}

.score-header {
    margin-bottom: 14px;
}

.score-empty {
    padding: 18px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    line-height: 1.5;
}

.score-row {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 12px;
    align-items: center;
    padding: 11px 13px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.score-row.is-leading {
    background: linear-gradient(135deg, rgba(247, 185, 85, 0.22), rgba(255, 123, 97, 0.16));
    border-color: rgba(247, 185, 85, 0.35);
}

.score-rank {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    color: var(--accent-gold);
    font-weight: 700;
}

.score-name {
    display: grid;
    gap: 2px;
}

.score-name strong {
    font-size: 1rem;
}

.score-name span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.score-value {
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--accent-gold);
}

@media (max-height: 800px) {
    .app-shell {
        gap: 10px;
        padding: 10px;
    }

    .display-panel,
    .side-panel {
        gap: 10px;
    }

    .info-card,
    .score-card {
        padding: 10px 12px;
    }

    .info-card,
    .score-card,
    .qr-card {
        border-radius: 22px;
    }

    .qr-card {
        padding: 8px;
        gap: 6px;
    }

    .card-frame {
        border-radius: 28px;
    }

    #displayCanvas {
        border-radius: 22px;
    }

    .info-card h1 {
        font-size: 1.2rem;
    }

    .info-card h2 {
        font-size: 0.92rem;
    }

    .eyebrow {
        font-size: 0.58rem;
    }

    .info-copy,
    .info-card p,
    .status-copy {
        font-size: 0.74rem;
        line-height: 1.2;
    }

    .round-strip {
        gap: 5px;
        margin-top: 8px;
    }

    .round-strip span,
    .room-pill {
        padding: 5px 8px;
        font-size: 0.68rem;
    }

    .qr-code {
        width: min(96px, 100%);
        padding: 8px;
    }

    .score-header {
        margin-bottom: 6px;
    }

    .score-row {
        gap: 8px;
        padding: 7px 9px;
    }

    .score-rank {
        width: 24px;
        height: 24px;
        font-size: 0.74rem;
    }

    .score-name strong {
        font-size: 0.78rem;
    }

    .score-name span {
        font-size: 0.68rem;
    }

    .score-value {
        font-size: 1.18rem;
    }
}

@media (max-width: 1100px) {
    .app-shell {
        grid-template-columns: clamp(220px, 30vw, 300px) minmax(0, 1fr);
    }
}

@media (max-width: 640px) {
    .app-shell {
        padding: 16px;
        gap: 16px;
    }

    .info-card,
    .score-card,
    .qr-card {
        border-radius: 18px;
    }

    .card-frame {
        border-radius: 24px;
    }

    #displayCanvas {
        border-radius: 18px;
    }

    .qr-code {
        border-radius: 16px;
    }

    .qr-header,
    .score-header,
    .info-header {
        flex-direction: column;
    }

    .info-state {
        text-align: left;
        align-items: flex-start;
    }

    .qr-header {
        align-items: center;
    }
}

@media (max-width: 500px) {
    body {
        height: auto;
        overflow: auto;
    }

    .app-shell {
        display: grid;
        grid-template-columns: 1fr;
        height: auto;
        gap: 12px;
        padding: 12px;
    }

    .side-panel {
        display: contents;
    }

    .info-card {
        order: 1;
    }

    .score-card {
        order: 2;
    }

    .qr-card {
        order: 3;
    }

    .display-panel {
        order: 4;
    }

    .card-frame {
        min-height: 320px;
        height: auto;
        border-radius: 20px;
    }

    #displayCanvas {
        border-radius: 14px;
    }

    .info-card,
    .score-card,
    .qr-card {
        border-radius: 16px;
    }

    .qr-code {
        border-radius: 14px;
    }
}