:root {
    color-scheme: dark;
    --background: #070707;
    --card: #111111;
    --border: #303030;
    --text: #f5f5f5;
    --muted: #a9a9a9;
    --accent: #EBAF36;
    --accent-text: #101010;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    background:
        radial-gradient(circle at 50% -15%, #2c2418 0, transparent 45%),
        var(--background);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button, input {
    font: inherit;
}

.game-shell {
    width: min(100% - 2rem, 720px);
    margin: 0 auto;
    padding: 2rem 0 1.5rem;
}

.back-link, footer a {
    color: var(--muted);
    text-decoration: none;
}

.back-link:hover, footer a:hover {
    color: var(--accent);
}

.game-header {
    padding: 4rem 0 2rem;
    text-align: center;
}

.eyebrow, .hint-label {
    color: var(--accent);
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .15em;
    text-transform: uppercase;
}

h1 {
    margin: .5rem 0 .75rem;
    font-size: clamp(2.6rem, 9vw, 5rem);
    line-height: 1;
}

h2 {
    margin-top: 0;
}

.subtitle, .muted {
    color: var(--muted);
}

.card {
    padding: clamp(1.25rem, 5vw, 2.5rem);
    border: 1px solid var(--border);
    border-radius: 1.25rem;
    background: rgba(17, 17, 17, .9);
    box-shadow: 0 1rem 4rem rgba(0, 0, 0, .3);
}

.mode-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 1.75rem;
}

button {
    cursor: pointer;
}

.mode-button {
    display: grid;
    gap: .35rem;
    padding: 1.25rem;
    color: var(--text);
    text-align: left;
    border: 1px solid var(--border);
    border-radius: .75rem;
    background: #191919;
}

.mode-button span {
    color: var(--muted);
    font-size: .9rem;
}

.mode-button:hover, .mode-button:focus-visible {
    border-color: var(--accent);
    outline: none;
    transform: translateY(-2px);
}

.hidden {
    display: none !important;
}

.game-meta, .status-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.game-meta {
    color: var(--accent);
    font-size: .85rem;
    font-weight: 700;
    text-transform: uppercase;
}

.status-row {
    margin: 2rem 0 1rem;
}

.round-status {
    color: var(--muted);
    font-size: .9rem;
}

.hint-box {
    margin-bottom: 1.75rem;
    padding: 1.25rem;
    border-left: 3px solid var(--accent);
    background: #1a1a1a;
}

.hint-box p {
    margin: .5rem 0 0;
    line-height: 1.6;
}

.hint-label {
    font-size: .65rem;
}

.guess-form label {
    display: block;
    margin-bottom: .5rem;
    font-weight: 600;
}

.guess-controls {
    display: flex;
    gap: .75rem;
}

input {
    width: 100%;
    min-width: 0;
    padding: .85rem 1rem;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: .6rem;
    background: #080808;
}

input:focus {
    border-color: var(--accent);
    outline: 2px solid rgba(235, 175, 54, .2);
}

.primary-button, .secondary-button {
    padding: .85rem 1.2rem;
    border: 0;
    border-radius: .6rem;
    font-weight: 700;
}

.primary-button {
    color: var(--accent-text);
    background: var(--accent);
}

.secondary-button {
    margin-top: 1rem;
    color: var(--text);
    background: #292929;
}

.round-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-top: 1rem;
}

.round-actions .secondary-button {
    margin-top: 0;
}

.text-button {
    padding: 0;
    color: var(--muted);
    border: 0;
    background: transparent;
    font-size: .85rem;
}

.text-button:hover, .text-button:focus-visible, .secondary-button:hover {
    color: var(--accent);
}

.feedback {
    min-height: 1.5rem;
    margin: 1rem 0 0;
    color: var(--accent);
    font-weight: 600;
}

.feedback.error {
    color: #ff8585;
}

footer {
    padding: 2rem 0;
    color: var(--muted);
    font-size: .8rem;
    text-align: center;
}

@media (max-width: 540px) {
    .mode-buttons {
        grid-template-columns: 1fr;
    }

    .guess-controls {
        flex-direction: column;
    }
}