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

:root {
    /* Primary colors */
    --color-fun-green: #007C3E;
    --color-white: #FFFFFF;
    --color-black: #000000;

    /* Grayscale */
    --color-gray-alto: #D2D2D2;
    --color-gray: #8E8E8E;
    --color-gray-mine-shaft: #4A4A4A;

    /* Secondary colors */
    --color-green-pea: #1D5632;
    --color-apple: #4E9D2D;
    --color-conifer: #A4D55D;
    --color-yellow-green: #D4EB8D;

    /* Special */
    --color-stripe-green-2023: #1BA741;

    /* Utility */
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #E5E5E5;
    --gray-300: #D4D4D4;
    --gray-500: #737373;
    --gray-700: #404040;
    --gray-900: #171717;
    --red: #dc2626;
    --amber: #f59e0b;
}

body {
    font-family: 'Helvetica Neue', Helvetica, Arial, system-ui, sans-serif;
    background: var(--color-green-pea);
    color: var(--gray-900);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    position: relative;
}

/* Subtle stripe background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 40px,
        rgba(27,167,65,.06) 40px,
        rgba(27,167,65,.06) 80px
    );
    pointer-events: none;
}

/* Screens */
.screen {
    display: none;
    width: 100%;
    max-width: 500px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.screen.active {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Card container */
.player-card {
    background: var(--color-white);
    border-radius: 8px;
    padding: 2rem;
    width: 100%;
    box-shadow: 0 10px 40px rgba(0,0,0,.25);
}

/* Title */
.game-logo {
    width: 64px;
    height: 64px;
    margin-bottom: 0.5rem;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,.3));
}

.game-title {
    color: var(--color-white);
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 8px rgba(0,0,0,.3);
    letter-spacing: 4px;
    text-transform: uppercase;
}

.subtitle {
    color: var(--color-conifer);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Join form */
.form-group {
    margin-bottom: 1.2rem;
    text-align: left;
}

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 0.4rem;
    font-size: 0.8rem;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--gray-200);
    border-radius: 4px;
    font-size: 1.2rem;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 700;
    transition: border-color 0.15s;
}

.form-group input.name-input {
    text-transform: none;
    letter-spacing: 0;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-fun-green);
    box-shadow: 0 0 0 3px rgba(0,124,62,.12);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1.1rem;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.15s ease;
    width: 100%;
    min-height: 56px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-primary { background: var(--color-fun-green); color: var(--color-white); }
.btn-primary:hover { background: var(--color-green-pea); }
.btn-danger { background: var(--red); color: var(--color-white); }

/* Error message */
.error-msg {
    background: #fef2f2;
    color: var(--red);
    padding: 0.8rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    display: none;
}

.error-msg.visible { display: block; }

/* Lobby */
.lobby-status {
    font-size: 1.3rem;
    color: var(--gray-500);
    margin: 1.5rem 0;
}

.player-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin: 1rem 0;
}

.player-chip {
    background: var(--color-fun-green);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    border-radius: 3px;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.player-chip.disconnected {
    background: var(--gray-300);
    color: var(--gray-500);
}

.player-chip.me {
    box-shadow: 0 0 0 3px var(--color-conifer);
}

/* Question display */
.question-text {
    font-size: 2rem;
    font-weight: 800;
    color: var(--gray-900);
    margin: 1rem 0;
    line-height: 1.3;
}

.round-indicator {
    font-size: 0.8rem;
    color: var(--gray-500);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Finte input */
.finte-input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--gray-200);
    border-radius: 4px;
    font-size: 1.2rem;
    text-align: center;
    margin: 1rem 0;
    font-family: inherit;
    transition: border-color 0.15s;
}

.finte-input:focus {
    outline: none;
    border-color: var(--color-fun-green);
    box-shadow: 0 0 0 3px rgba(0,124,62,.12);
}

.finte-hint {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 1rem;
}

/* Answer options */
.answer-option {
    width: 100%;
    padding: 1rem;
    margin: 0.5rem 0;
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: 4px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    text-align: left;
    min-height: 56px;
    display: flex;
    align-items: center;
}

.answer-option:hover {
    border-color: var(--color-fun-green);
    background: #f0fdf4;
}

.answer-option:active {
    transform: scale(0.98);
}

.answer-option.selected {
    border-color: var(--color-fun-green);
    background: var(--color-fun-green);
    color: var(--color-white);
}

.answer-option.correct {
    border-color: var(--color-stripe-green-2023);
    background: #dcfce7;
    color: var(--color-green-pea);
}

.answer-option.wrong {
    border-color: var(--red);
    background: #fef2f2;
    color: var(--red);
}

.answer-option:disabled {
    cursor: default;
    opacity: 1;
}

/* Waiting indicator */
.waiting-msg {
    font-size: 1.1rem;
    color: var(--gray-500);
    margin: 2rem 0;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* Scores */
.score-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--gray-100);
    font-size: 1.1rem;
}

.score-row .name { font-weight: 700; }
.score-row .points { font-weight: 900; color: var(--color-fun-green); font-size: 1.3rem; }

.score-row.me { background: #f0fdf4; border-radius: 4px; padding: 0.8rem; }

.rank-1 { font-size: 1.4rem; }
.rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-weight: 900;
    font-size: 0.9rem;
    margin-right: 0.5rem;
}

.rank-1 .rank-badge { background: #fbbf24; color: #451a03; }
.rank-2 .rank-badge { background: #d1d5db; color: #374151; }
.rank-3 .rank-badge { background: #d97706; color: #fff; }

/* Round score breakdown */
.score-detail {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-top: 0.3rem;
}

.score-detail span {
    margin-right: 0.75rem;
}

/* Final screen */
.winner-text {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-fun-green);
    margin: 1rem 0;
}

/* Kicked */
.kicked-msg {
    font-size: 1.5rem;
    color: var(--red);
    font-weight: 700;
}

/* Responsive */
@media (min-width: 600px) {
    .question-text { font-size: 2.5rem; }
}