.tt-shell {
    --tt-n: 9;
    --tt-sand: #e8dcc0;
    --tt-sand-b: #ddd0af;
    --tt-tent: #d9762a;
    --tt-tree: #2f7f4f;
    --tt-grass: #cfe3bd;
    max-width: 700px;
    margin: 0 auto;
    padding: 12px 10px 28px;
    color: var(--cg-ink);
    font-family: Inter, Arial, sans-serif;
}

.tt-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
}

.tt-stats,
.tt-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tt-stat {
    min-width: 66px;
    padding: 7px 9px;
    border: 1px solid var(--cg-line);
    border-radius: 9px;
    background: var(--cg-panel);
    box-shadow: 0 6px 16px rgba(30, 37, 40, 0.06);
}

.tt-stat span,
.tt-hud-card span {
    display: block;
    color: var(--cg-muted);
    font-size: 10px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.tt-stat strong,
.tt-hud-card strong {
    display: block;
    margin-top: 2px;
    font-size: 17px;
    line-height: 1.1;
}

.tt-btn {
    min-height: 44px;
    padding: 9px 14px;
    border: 1px solid var(--cg-line);
    border-radius: 9px;
    background: var(--cg-panel);
    color: var(--cg-ink);
    font: inherit;
    font-size: 0.9rem;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.1s ease, border-color 0.1s ease;
}

.tt-btn:hover {
    border-color: var(--cg-teal);
    transform: translateY(-1px);
}

.tt-btn:active {
    transform: translateY(0);
}

.tt-icon {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.tt-icon svg {
    width: 20px;
    height: 20px;
}

.tt-primary {
    background: var(--cg-green);
    border-color: var(--cg-green);
    color: #fff;
}

.tt-primary:hover {
    border-color: var(--cg-green);
    filter: brightness(1.08);
}

.tt-hud {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 10px;
}

.tt-hud-card {
    padding: 8px 10px;
    border: 1px solid var(--cg-line);
    border-radius: 9px;
    background: var(--cg-panel);
    box-shadow: 0 6px 16px rgba(30, 37, 40, 0.06);
}

.tt-stage {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: clamp(320px, 56vw, 640px);
    padding: 10px;
    border-radius: 16px;
    border: 1px solid #2c3a2a;
    background:
        radial-gradient(circle at 50% 0%, rgba(140, 175, 130, 0.3), transparent 62%),
        linear-gradient(165deg, #37452f, #202a1d);
    box-shadow: var(--cg-shadow);
    overflow: hidden;
}

.tt-board {
    display: grid;
    grid-template-columns: repeat(var(--tt-n), 1fr);
    gap: 2px;
    width: min(100%, 620px);
    touch-action: none;
    outline: none;
    user-select: none;
    -webkit-user-select: none;
}

.tt-board:focus-visible {
    box-shadow: 0 0 0 3px rgba(33, 199, 214, 0.7);
    border-radius: 6px;
}

.tt-c {
    position: relative;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    background: var(--tt-sand);
    box-shadow: inset 0 0 0 1px rgba(120, 100, 62, 0.28);
    cursor: pointer;
}

.tt-c.tt-alt {
    background: var(--tt-sand-b);
}

.tt-c svg {
    width: 78%;
    height: 78%;
    display: block;
}

.tt-grass {
    background: var(--tt-grass) !important;
}

.tt-grass::after {
    content: '';
    position: absolute;
    width: 34%;
    height: 34%;
    border-radius: 50%;
    background: rgba(47, 110, 62, 0.42);
}

.tt-tree {
    background: #e2e9cf !important;
    color: var(--tt-tree);
}

.tt-tent {
    background: #fbeedd !important;
    color: var(--tt-tent);
}

.tt-bad {
    box-shadow: inset 0 0 0 3px var(--cg-red);
    animation: tt-buzz 0.22s ease;
}

@keyframes tt-buzz {
    50% { transform: translateX(2px); }
}

.tt-cursor {
    box-shadow: inset 0 0 0 3px #f2c14e, 0 0 10px rgba(242, 193, 78, 0.6);
    z-index: 2;
}

.tt-lab {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    color: #e9f0dd;
    font-size: clamp(0.62rem, 2.4vw, 0.95rem);
    font-weight: 900;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.09);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.tt-lab.tt-done {
    color: #0d3a20;
    background: #8fdcaa;
    box-shadow: inset 0 0 0 1px rgba(13, 58, 32, 0.25);
}

.tt-lab.tt-over {
    color: #fff0ee;
    background: #c1443c;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.tt-corner {
    aspect-ratio: 1;
}

.tt-win {
    position: absolute;
    inset: 0;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px;
    background: rgba(14, 22, 14, 0.74);
    animation: tt-fade 0.2s ease;
}

@keyframes tt-fade {
    from { opacity: 0; }
}

.tt-win-card {
    max-width: 340px;
    width: 100%;
    padding: 18px;
    border: 1px solid var(--cg-line);
    border-radius: 14px;
    background: var(--cg-panel);
    box-shadow: var(--cg-shadow);
    text-align: center;
}

.tt-win-kicker {
    display: block;
    color: var(--cg-green);
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.tt-win-card strong {
    display: block;
    margin: 5px 0 3px;
    font-size: 1.3rem;
}

.tt-win-card p {
    margin: 0 0 12px;
    color: var(--cg-muted);
    font-size: 0.88rem;
}

.tt-win-actions {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.tt-status {
    min-height: 22px;
    margin: 11px 2px 10px;
    color: var(--cg-muted);
    font-size: 0.92rem;
    font-weight: 600;
}

.tt-controls {
    display: flex;
    gap: 8px;
}

.tt-wide {
    flex: 1;
    min-width: 78px;
    padding: 9px 6px;
}

.tt-modal {
    position: fixed;
    inset: 0;
    z-index: 60;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: rgba(20, 26, 30, 0.6);
}

.tt-modal-card {
    position: relative;
    max-width: 430px;
    width: 100%;
    padding: 20px 22px;
    border-radius: 14px;
    background: var(--cg-panel);
    border: 1px solid var(--cg-line);
    box-shadow: var(--cg-shadow);
}

.tt-modal-card h2 {
    margin: 0 0 10px;
    font-size: 1.15rem;
}

.tt-modal-card p {
    margin: 0 0 10px;
    color: var(--cg-muted);
    font-size: 0.92rem;
    line-height: 1.45;
}

.tt-close {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 40px;
    height: 40px;
    border: 0;
    border-radius: 9px;
    background: transparent;
    color: var(--cg-muted);
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
}

.tt-close:hover {
    color: var(--cg-ink);
    background: var(--cg-bg);
}

.tt-picker-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(72px, 1fr));
    gap: 8px;
}

.tt-pick {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 56px;
    padding: 6px;
    border: 1px solid var(--cg-line);
    border-radius: 10px;
    background: var(--cg-panel);
    color: var(--cg-ink);
    font: inherit;
    cursor: pointer;
}

.tt-pick strong {
    font-size: 1.05rem;
}

.tt-pick span {
    color: var(--cg-muted);
    font-size: 0.68rem;
    font-weight: 800;
}

.tt-pick:hover {
    border-color: var(--cg-teal);
}

@media (max-width: 640px) {
    .tt-shell {
        padding: 8px 6px 22px;
    }

    .tt-stat {
        min-width: 56px;
        padding: 6px 7px;
    }

    .tt-stat strong,
    .tt-hud-card strong {
        font-size: 14px;
    }

    .tt-hud {
        gap: 6px;
    }

    .tt-hud-card {
        padding: 7px 8px;
    }

    .tt-stage {
        min-height: clamp(300px, 92vw, 420px);
        padding: 6px;
        border-radius: 13px;
    }

    .tt-board {
        gap: 1px;
    }

    .tt-btn {
        padding: 9px 6px;
        font-size: 0.8rem;
    }

    .tt-status {
        font-size: 0.84rem;
    }
}