:root {
    --black: #111;
    --white: #fff;
    --gray-100: #f5f5f5;
    --gray-200: #e8e8e8;
    --gray-500: #666;
    --accent: #d7263d;
    --font: "Helvetica Neue", Helvetica, Arial, sans-serif;
    --radius: 10px;
    --shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font);
    color: var(--black);
    background: var(--gray-100);
    line-height: 1.4;
}

h1, h2, h3, p {
    margin: 0;
}

button, input {
    font: inherit;
}

.brand-mark {
    width: 42px;
    height: 28px;
    background:
        linear-gradient(135deg, transparent 45%, var(--black) 45%, var(--black) 55%, transparent 55%),
        linear-gradient(-135deg, transparent 45%, var(--white) 45%, var(--white) 55%, transparent 55%);
    border: 2px solid var(--black);
    border-radius: 4px;
}

.page-home {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.home-card {
    width: min(520px, 100%);
    background: var(--white);
    border-radius: calc(var(--radius) + 4px);
    box-shadow: var(--shadow);
    padding: 32px;
}

.brand h1 {
    font-size: 1.75rem;
    margin-top: 12px;
}

.subtitle {
    color: var(--gray-500);
    margin-top: 6px;
}

.panel {
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.panel h2 {
    font-size: 1.1rem;
    margin-bottom: 14px;
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: 14px;
}

input {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 12px 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
}

input:focus {
    outline: none;
    border-color: var(--black);
}

.code-input {
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-weight: 700;
}

.btn {
    display: inline-block;
    border: none;
    border-radius: var(--radius);
    padding: 12px 18px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
}

.btn-dark {
    background: var(--black);
    color: var(--white);
}

.btn-light {
    background: var(--white);
    color: var(--black);
    border: 2px solid var(--black);
}

.btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.error {
    color: var(--accent);
    margin-top: 16px;
    font-weight: 600;
}

.home-footer {
    margin-top: 28px;
    color: var(--gray-500);
    font-size: 0.92rem;
}

.pack-fieldset {
    border: none;
    margin: 0 0 16px;
    padding: 0;
}

.pack-fieldset legend {
    font-weight: 700;
    margin-bottom: 6px;
}

.pack-list {
    max-height: 220px;
    overflow-y: auto;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 8px;
    margin-top: 8px;
}

.pack-option {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 8px 10px;
    align-items: center;
    padding: 8px 6px;
    border-bottom: 1px solid var(--gray-200);
    font-weight: 400;
    cursor: pointer;
}

.pack-option:last-child {
    border-bottom: none;
}

.pack-name {
    font-weight: 600;
}

.pack-count {
    color: var(--gray-500);
    font-size: 0.85rem;
    white-space: nowrap;
}

.page-game {
    min-height: 100vh;
}

.game-shell {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px;
}

.game-topbar {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.game-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pill {
    background: var(--white);
    border-radius: 999px;
    padding: 8px 14px;
    box-shadow: var(--shadow);
    font-size: 0.92rem;
}

.pill.link {
    text-decoration: none;
    color: inherit;
}

.scoreboard {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.score-chip {
    background: var(--white);
    border-radius: 999px;
    padding: 8px 12px;
    box-shadow: var(--shadow);
    font-size: 0.9rem;
}

.score-chip.is-czar {
    outline: 2px solid var(--accent);
}

.score-chip .score {
    font-weight: 800;
}

.status-banner {
    background: var(--white);
    border-radius: var(--radius);
    padding: 14px 18px;
    margin-bottom: 16px;
    box-shadow: var(--shadow);
    font-weight: 600;
}

.game-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 16px;
}

@media (max-width: 900px) {
    .game-layout {
        grid-template-columns: 1fr;
    }
}

.card {
    border-radius: var(--radius);
    padding: 20px;
    min-height: 160px;
    position: relative;
    box-shadow: var(--shadow);
}

.card-black {
    background: var(--black);
    color: var(--white);
}

.card-white {
    background: var(--white);
    color: var(--black);
    border: 2px solid var(--black);
}

.card-large {
    min-height: 220px;
}

.card-text {
    font-size: 1.35rem;
    font-weight: 700;
    white-space: pre-wrap;
}

.pick-badge {
    position: absolute;
    right: 14px;
    bottom: 14px;
    background: var(--white);
    color: var(--black);
    border-radius: 999px;
    padding: 6px 10px;
    font-size: 0.8rem;
    font-weight: 800;
}

.hand-grid,
.submission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
}

.hand-card,
.submission-card {
    cursor: pointer;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.hand-card:hover,
.submission-card:hover {
    transform: translateY(-2px);
}

.hand-card.selected {
    outline: 3px solid var(--accent);
    transform: translateY(-3px);
}

.hand-card .card-text,
.submission-card .card-text {
    font-size: 0.98rem;
}

.action-panel,
.lobby-panel {
    background: var(--white);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
}

.lobby-panel ul {
    list-style: none;
    padding: 0;
    margin: 12px 0 16px;
}

.lobby-panel li {
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-200);
}

.hint,
.hint-inline {
    color: var(--gray-500);
    font-weight: 400;
}

.submit-bar {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
}

.last-round {
    margin-top: 14px;
    background: var(--white);
    border-left: 4px solid var(--accent);
    padding: 14px 16px;
    border-radius: var(--radius);
}

.game-log {
    margin-top: 16px;
    background: var(--white);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow);
}

.game-log ul {
    margin: 10px 0 0;
    padding-left: 18px;
    color: var(--gray-500);
}

.page-display {
    background: #1a1a1a;
    color: var(--white);
    min-height: 100vh;
}

.display-shell {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

.display-header {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.display-header h1 {
    font-size: 2rem;
}

.display-main {
    display: grid;
    gap: 20px;
}

.display-card {
    min-height: 280px;
}

.display-card .card-text {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.display-status {
    font-size: 1.25rem;
    font-weight: 600;
    opacity: 0.9;
}

.display-submissions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 14px;
}

.display-submissions .card-white {
    min-height: 140px;
}

.scoreboard-large .score-chip {
    background: #2a2a2a;
    color: var(--white);
    font-size: 1rem;
}

.last-round-large {
    background: #2a2a2a;
    border-left-color: var(--accent);
    font-size: 1.2rem;
}