:root {
    color-scheme: dark;
    --bg: #17120d;
    --bg-deep: #0e0b08;
    --panel: rgba(44, 32, 22, 0.9);
    --panel-strong: #34251a;
    --panel-edge: rgba(255, 232, 190, 0.14);
    --text: #fff8e9;
    --muted: #c9b99f;
    --gold: #f4bd58;
    --gold-bright: #ffd982;
    --green: #79b963;
    --green-dark: #315b36;
    --red: #e46f55;
    --floor: #3a2a1c;
    --floor-edge: rgba(255, 232, 190, 0.07);
    --wall-a: #5b4226;
    --wall-b: #3f2c17;
    --crate-a: #d9a23f;
    --crate-b: #a9762a;
    --crate-ink: #5a3c14;
    --target: #79b963;
    --shadow: rgba(0, 0, 0, 0.38);
}

[data-theme="light"] {
    color-scheme: light;
    --bg: #f6e8c9;
    --bg-deep: #e7cf9f;
    --panel: rgba(255, 250, 235, 0.92);
    --panel-strong: #fffaf0;
    --panel-edge: rgba(86, 53, 28, 0.16);
    --text: #382417;
    --muted: #705c48;
    --floor: #f3e3c0;
    --floor-edge: rgba(86, 53, 28, 0.1);
    --wall-a: #b9925b;
    --wall-b: #93702f;
    --crate-a: #e9b95c;
    --crate-b: #c08e36;
    --crate-ink: #6a4715;
    --shadow: rgba(78, 48, 26, 0.2);
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
    min-height: 100vh;
    margin: 0;
    padding: 22px 18px 82px;
    overflow-x: hidden;
    color: var(--text);
    background:
        radial-gradient(circle at 14% 12%, rgba(244, 189, 88, 0.13), transparent 28rem),
        radial-gradient(circle at 88% 78%, rgba(121, 185, 99, 0.1), transparent 30rem),
        linear-gradient(145deg, var(--bg), var(--bg-deep));
    font-family: Inter, ui-rounded, "SF Pro Rounded", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    transition: color 180ms ease, background-color 180ms ease;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -1;
    content: "";
    opacity: 0.22;
    pointer-events: none;
    background-image: radial-gradient(rgba(255,255,255,0.16) 0.7px, transparent 0.7px);
    background-size: 13px 13px;
    mask-image: linear-gradient(to bottom, black, transparent 86%);
}

button, select { font: inherit; }
button { -webkit-tap-highlight-color: transparent; }

.visually-hidden {
    position: absolute;
    width: 1px; height: 1px;
    margin: -1px; padding: 0; border: 0;
    clip: rect(0 0 0 0); clip-path: inset(50%);
    overflow: hidden; white-space: nowrap;
}

.game-shell {
    width: min(100%, 1000px);
    margin: 0 auto;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 18px;
}

.potato-home-link,
.icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    color: var(--text);
    background: var(--panel);
    border: 1px solid var(--panel-edge);
    box-shadow: 0 8px 20px var(--shadow);
    backdrop-filter: blur(12px);
}

.potato-home-link {
    gap: 7px;
    padding: 9px 14px;
    border-radius: 999px;
    font-size: 0.84rem;
    font-weight: 800;
    text-decoration: none;
}

.toolbar { display: flex; gap: 8px; }

.icon-button {
    width: 42px;
    padding: 0;
    border-radius: 13px;
    cursor: pointer;
    font-size: 1.08rem;
}

.icon-button:hover,
.potato-home-link:hover { border-color: rgba(244, 189, 88, 0.55); transform: translateY(-1px); }

.hero { text-align: center; }

.eyebrow {
    margin: 0 0 4px;
    color: var(--gold);
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

h1 {
    margin: 0;
    font-size: clamp(2.45rem, 9vw, 4.4rem);
    line-height: 0.98;
    letter-spacing: -0.065em;
    text-shadow: 0 5px 24px var(--shadow);
}

.subtitle {
    margin: 9px auto 18px;
    color: var(--muted);
    font-size: clamp(0.9rem, 3vw, 1rem);
}

.level-bar {
    display: flex;
    align-items: stretch;
    gap: 7px;
    width: min(100%, 470px);
    margin: 0 auto 14px;
}

.level-nav {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    color: var(--text);
    background: var(--panel);
    border: 1px solid var(--panel-edge);
    border-radius: 13px;
    cursor: pointer;
    font-size: 0.9rem;
    box-shadow: 0 8px 20px var(--shadow);
}
.level-nav:hover:not(:disabled) { border-color: rgba(244, 189, 88, 0.52); transform: translateY(-1px); }
.level-nav:disabled { opacity: 0.35; cursor: not-allowed; }

.level-select-wrap { flex: 1; display: flex; }
.level-select {
    width: 100%;
    padding: 10px 14px;
    color: var(--text);
    background: var(--panel);
    border: 1px solid var(--panel-edge);
    border-radius: 13px;
    cursor: pointer;
    font-size: 0.86rem;
    font-weight: 800;
    text-align: center;
    text-align-last: center;
    box-shadow: 0 8px 20px var(--shadow);
}
.level-select:hover { border-color: rgba(244, 189, 88, 0.52); }
.level-select option { color: #2d1d12; }
.level-select option:disabled { color: #9a8a72; }

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    width: min(100%, 470px);
    margin: 0 auto 12px;
    overflow: hidden;
    background: var(--panel);
    border: 1px solid var(--panel-edge);
    border-radius: 17px;
    box-shadow: 0 12px 28px var(--shadow);
}

.stat { position: relative; padding: 9px 5px 10px; }
.stat + .stat::before { position: absolute; top: 22%; bottom: 22%; left: 0; width: 1px; content: ""; background: var(--panel-edge); }
.stat-label { display: block; margin-bottom: 1px; color: var(--muted); font-size: 0.62rem; font-weight: 850; letter-spacing: 0.11em; text-transform: uppercase; }
.stat-value { display: block; font-size: clamp(0.96rem, 3.5vw, 1.15rem); font-variant-numeric: tabular-nums; font-weight: 900; }
#crate-count.is-complete { color: var(--green); }

.game-status {
    min-height: 24px;
    margin: 0 auto 12px;
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 700;
    text-align: center;
}
.game-status strong { color: var(--gold-bright); }

.board-wrap {
    position: relative;
    width: min(100%, var(--board-max, 520px));
    margin: 0 auto;
}

.game-board {
    display: grid;
    grid-template-columns: repeat(var(--columns, 8), 1fr);
    gap: 0;
    aspect-ratio: var(--cols, 8) / var(--rows, 8);
    padding: clamp(8px, 2vw, 14px);
    background: var(--panel);
    border: 1px solid var(--panel-edge);
    border-radius: clamp(14px, 3vw, 22px);
    box-shadow: 0 16px 40px var(--shadow);
    outline: none;
    touch-action: none;
}
.game-board:focus-visible { border-color: rgba(244, 189, 88, 0.6); }

.cell {
    position: relative;
    aspect-ratio: 1;
}

/* Floor inside the playable area */
.cell.floor::before,
.cell.target::before {
    content: "";
    position: absolute;
    inset: 6%;
    border-radius: 14%;
    background: var(--floor);
    box-shadow: inset 0 0 0 1px var(--floor-edge);
}

.cell.wall::before {
    content: "";
    position: absolute;
    inset: 2%;
    border-radius: 18%;
    background: linear-gradient(145deg, var(--wall-a), var(--wall-b));
    box-shadow: inset 0 2px 0 rgba(255,255,255,0.12), inset 0 -3px 6px rgba(0,0,0,0.35);
}

/* Target marker */
.cell.target::after {
    content: "";
    position: absolute;
    inset: 33%;
    border-radius: 50%;
    background: transparent;
    border: 2px dashed var(--target);
    opacity: 0.85;
    z-index: 1;
}

/* Crate piece */
.piece-crate {
    position: absolute;
    inset: 10%;
    z-index: 3;
    border-radius: 16%;
    background:
        linear-gradient(145deg, var(--crate-a), var(--crate-b));
    box-shadow:
        inset 0 3px 0 rgba(255,255,255,0.22),
        inset 0 -5px 8px rgba(0,0,0,0.28),
        0 4px 7px rgba(0,0,0,0.3);
    transition: transform 110ms ease;
}
.piece-crate::before,
.piece-crate::after {
    content: "";
    position: absolute;
    background: rgba(90, 60, 20, 0.5);
}
.piece-crate::before { inset: 14% 8%; border: 3px solid var(--crate-ink); background: transparent; border-radius: 8%; }
.piece-crate::after {
    inset: 44% 14% auto; height: 3px; background: var(--crate-ink); opacity: 0.55;
}
.cell.target .piece-crate {
    background: linear-gradient(145deg, #a9e08a, #6cb152);
    box-shadow:
        inset 0 3px 0 rgba(255,255,255,0.3),
        inset 0 -5px 8px rgba(40,80,30,0.3),
        0 0 14px rgba(121,185,99,0.5),
        0 4px 7px rgba(0,0,0,0.25);
}
.cell.target .piece-crate::before { border-color: var(--green-dark); }
.cell.target .piece-crate::after { background: var(--green-dark); }
.cell.just-placed .piece-crate { animation: crate-pop 280ms ease-out; }

/* Player piece */
.piece-player {
    position: absolute;
    inset: 14%;
    z-index: 4;
    border-radius: 50% 50% 46% 46%;
    background: radial-gradient(circle at 38% 30%, #fff2cf, #e8b24b 60%, #c98a2c);
    box-shadow: inset 0 -4px 6px rgba(120,70,20,0.4), 0 4px 8px rgba(0,0,0,0.35);
    transition: transform 90ms ease;
}
.piece-player::before,
.piece-player::after {
    content: "";
    position: absolute;
    top: 34%;
    width: 13%;
    height: 18%;
    border-radius: 50%;
    background: #3a260f;
}
.piece-player::before { left: 28%; }
.piece-player::after { right: 28%; }
.piece-player.bump { transform: scale(0.9); }

.board-flash {
    position: absolute;
    inset: -10px;
    z-index: -1;
    opacity: 0;
    border-radius: 28px;
    background: radial-gradient(circle, rgba(121,185,99,0.32), transparent 68%);
    pointer-events: none;
}
.board-flash.is-active { animation: board-glow 550ms ease-out; }

.game-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-top: 20px;
}

.game-actions {
    display: flex;
    justify-content: center;
    gap: 9px;
}

.action-button {
    min-height: 44px;
    padding: 10px 18px;
    color: var(--text);
    background: var(--panel);
    border: 1px solid var(--panel-edge);
    border-radius: 13px;
    cursor: pointer;
    font-size: 0.86rem;
    font-weight: 850;
    box-shadow: 0 8px 20px var(--shadow);
}
.action-button:hover:not(:disabled) { border-color: rgba(244, 189, 88, 0.52); transform: translateY(-1px); }
.action-button:disabled { opacity: 0.4; cursor: not-allowed; }
.action-button.primary { color: #382313; background: linear-gradient(145deg, var(--gold-bright), var(--gold)); border-color: transparent; }

/* On-screen D-pad (touch-first, but always visible for mouse too) */
.dpad {
    display: grid;
    grid-template-columns: repeat(3, 54px);
    grid-template-rows: repeat(2, 54px);
    gap: 6px;
    grid-template-areas:
        ". up ."
        "left down right";
}
.dpad-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    background: var(--panel);
    border: 1px solid var(--panel-edge);
    border-radius: 14px;
    cursor: pointer;
    font-size: 1.1rem;
    box-shadow: 0 8px 18px var(--shadow);
    user-select: none;
}
.dpad-btn:active { transform: scale(0.94); border-color: rgba(244, 189, 88, 0.6); }
.dpad-up { grid-area: up; }
.dpad-left { grid-area: left; }
.dpad-down { grid-area: down; }
.dpad-right { grid-area: right; }

.cloud-status { min-height: 20px; margin: 12px 0 0; color: var(--muted); font-size: 0.72rem; text-align: center; }

.result-dialog {
    width: min(92vw, 420px);
    padding: 0;
    color: var(--text);
    background: transparent;
    border: 0;
}
.result-dialog::backdrop { background: rgba(12, 8, 5, 0.76); backdrop-filter: blur(7px); }
.result-card {
    position: relative;
    overflow: hidden;
    padding: 30px 26px 24px;
    text-align: center;
    background: linear-gradient(145deg, var(--panel-strong), var(--bg));
    border: 1px solid rgba(244, 189, 88, 0.3);
    border-radius: 26px;
    box-shadow: 0 24px 80px rgba(0,0,0,0.55);
}
.result-card::before { position: absolute; inset: -40% -20% auto; height: 180px; content: ""; background: radial-gradient(circle, rgba(121,185,99,0.22), transparent 70%); }
.result-kicker { position: relative; margin: 0 0 5px; color: var(--gold); font-size: 0.72rem; font-weight: 900; letter-spacing: 0.17em; text-transform: uppercase; }
.result-card h2 { position: relative; margin: 0; font-size: 2.2rem; letter-spacing: -0.05em; }
.result-badge { position: relative; min-height: 22px; margin: 8px 0 2px; color: var(--gold-bright); font-size: 0.95rem; font-weight: 850; }
.result-summary { position: relative; margin: 4px 0 16px; color: var(--muted); }
.result-grid { position: relative; display: grid; grid-template-columns: repeat(2, 1fr); margin-bottom: 19px; padding: 12px 8px; background: rgba(0,0,0,0.16); border-radius: 15px; }
.result-grid strong { display: block; font-size: 1.3rem; font-variant-numeric: tabular-nums; }
.result-grid span { color: var(--muted); font-size: 0.63rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.result-actions { position: relative; display: flex; justify-content: center; gap: 8px; }

.confetti { position: fixed; z-index: 10000; width: 9px; height: 14px; border-radius: 3px; pointer-events: none; animation: confetti-fall 900ms ease-in forwards; }

.potato-game-legal { opacity: 0.48 !important; }

@keyframes crate-pop { 0% { transform: scale(0.86); } 55% { transform: scale(1.08); } 100% { transform: scale(1); } }
@keyframes board-glow { 0% { opacity: 0; transform: scale(.96); } 45% { opacity: 1; } 100% { opacity: 0; transform: scale(1.04); } }
@keyframes confetti-fall { 0% { opacity: 1; transform: translate3d(0,-20px,0) rotate(0); } 100% { opacity: 0; transform: translate3d(var(--drift),105vh,0) rotate(680deg); } }

@media (max-width: 620px) {
    body { padding: 14px 12px 80px; }
    .topbar { margin-bottom: 15px; }
    .potato-home-link { min-height: 39px; padding: 8px 12px; font-size: 0.76rem; }
    .icon-button { width: 39px; min-height: 39px; }
    .subtitle { margin-bottom: 14px; }
    .level-bar, .stats { margin-bottom: 10px; }
    .game-status { margin-bottom: 9px; }
    .game-controls { margin-top: 16px; gap: 14px; }
    .action-button { min-height: 42px; padding: 9px 15px; }
}

@media (max-width: 370px) {
    .dpad { grid-template-columns: repeat(3, 48px); grid-template-rows: repeat(2, 48px); }
    .stat { padding-inline: 2px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}