body {
    background: #f5f2eb;
}

.auth-panel {
    max-width: 440px;
}

.auth-panel label {
    display: block;
    margin-bottom: .25rem;
    font-weight: 600;
}

.auth-panel input {
    width: 100%;
    border: 1px solid #ced4da;
    border-radius: .375rem;
    padding: .5rem .75rem;
}

.helptext,
.auth-panel ul {
    color: #6c757d;
    font-size: .875rem;
}

.game-shell {
    display: grid;
    grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
    gap: 1.25rem;
    align-items: start;
}

.game-side {
    background: #fff;
    border: 1px solid #ded7ca;
    border-radius: 8px;
    height: 100%;
    min-height: 100%;
    padding: 1rem;
    position: relative;
    transition: background-color .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.game-side.game-side-short {
    height: calc(100% - 38px);
    min-height: calc(100% - 38px);
}

.game-side.turn-mine {
    background: #f3fbf5;
    border-color: #2f9e44;
    box-shadow: 0 0 0 3px rgba(47, 158, 68, .16);
}

.game-side.turn-waiting {
    animation: waiting-turn 1.6s ease-in-out infinite;
    background: #f6f7f8;
    border-color: #adb5bd;
    box-shadow: 0 0 0 3px rgba(108, 117, 125, .1);
}

.game-side.turn-neutral {
    background: #fff;
}

@keyframes waiting-turn {
    0%,
    100% {
        box-shadow: 0 0 0 3px rgba(108, 117, 125, .08);
    }
    50% {
        box-shadow: 0 0 0 6px rgba(108, 117, 125, .18);
    }
}

.player-strip {
    display: grid;
    gap: .5rem;
}

.checker-dot {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    vertical-align: -2px;
    margin-right: .35rem;
    border: 1px solid rgba(0, 0, 0, .25);
}

.checker-white {
    background: #f8f9fa;
}

.checker-black {
    background: #222;
}

.dice-panel {
    min-height: 72px;
}

.move-panel {
    min-height: 36px;
}

.dice-row {
    display: flex;
    gap: .5rem;
    min-height: 42px;
}

.die {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 8px;
    background: #fff;
    border: 2px solid #2f4858;
    font-weight: 700;
    transform-origin: center;
}

.die.available {
    border-color: #198754;
    background: #e9f8ef;
    box-shadow: 0 0 0 4px rgba(25, 135, 84, .16), 0 5px 14px rgba(25, 135, 84, .18);
}

.die.rolling {
    animation: dice-roll .48s linear infinite;
    background: #fff8df;
    border-color: #b35c24;
    box-shadow: 0 8px 18px rgba(79, 49, 27, .18);
    color: rgba(47, 35, 24, .42);
    text-shadow:
        0 0 5px rgba(47, 35, 24, .72),
        0 0 12px rgba(179, 92, 36, .45);
    filter: blur(.7px);
}

@keyframes dice-roll {
    0% {
        transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg) scale(1);
    }
    25% {
        transform: rotateX(88deg) rotateY(34deg) rotateZ(8deg) scale(1.04);
    }
    50% {
        transform: rotateX(180deg) rotateY(88deg) rotateZ(-12deg) scale(.98);
        filter: blur(1.8px);
    }
    75% {
        transform: rotateX(268deg) rotateY(142deg) rotateZ(10deg) scale(1.04);
    }
    100% {
        transform: rotateX(360deg) rotateY(180deg) rotateZ(0deg) scale(1);
    }
}

.turn-actions {
    display: grid;
    grid-template-columns: 1fr 4fr;
    gap: .5rem;
}

.turn-actions .btn {
    min-height: 38px;
}

.turn-actions #undo-button {
    font-size: 1.15rem;
    line-height: 1;
}

.game-duration-line {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    line-height: 36px;
}

.surrender-button {
    position: absolute;
    right: 1rem;
    bottom: 1rem;
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    padding: 0;
    line-height: 1;
}

.finished-stats-panel {
    display: none;
    margin-top: 1rem;
    padding-bottom: 5.5rem;
}

.finished-stats-panel.show {
    display: block;
}

.finished-stats-title {
    color: #2b3035;
    font-size: 1.08rem;
    font-weight: 700;
    margin-bottom: .65rem;
}

.finished-stats-panel dl {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr);
    gap: .4rem .75rem;
    margin: 0;
}

.finished-stats-panel dt {
    color: #6c757d;
    font-weight: 600;
}

.finished-stats-panel dd {
    margin: 0;
}

.board-wrap {
    min-width: 0;
}

.board {
    position: relative;
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 0;
    min-height: 720px;
    background:
        linear-gradient(90deg, rgba(79, 49, 27, .95) 0 1.4%, transparent 1.4% 98.6%, rgba(79, 49, 27, .95) 98.6%),
        linear-gradient(180deg, rgba(95, 59, 31, .95), rgba(57, 34, 18, .95)),
        repeating-linear-gradient(88deg, #b57a3d 0 18px, #c8914f 18px 35px, #9c642f 35px 54px);
    border: 10px solid #4f311b;
    border-radius: 8px;
    padding: 1.05rem .42rem;
    box-shadow:
        inset 0 0 0 2px rgba(255, 240, 197, .2),
        inset 0 0 38px rgba(38, 21, 10, .62),
        0 12px 24px rgba(43, 28, 15, .18);
    overflow: hidden;
}

.board::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    z-index: 4;
    width: 16px;
    transform: translateX(-50%);
    background:
        linear-gradient(90deg, rgba(255, 225, 155, .32), transparent 18%, transparent 82%, rgba(255, 225, 155, .24)),
        linear-gradient(180deg, #6e3f20, #4b2915 42%, #7a4825 58%, #4b2915);
    border-left: 1px solid rgba(45, 23, 10, .62);
    border-right: 1px solid rgba(255, 232, 176, .28);
    box-shadow:
        -5px 0 9px rgba(41, 22, 10, .24),
        5px 0 9px rgba(41, 22, 10, .2);
    pointer-events: none;
}

.board::after {
    content: "";
    position: absolute;
    top: calc(50% - 11px);
    left: 50%;
    z-index: 5;
    width: 10px;
    height: 22px;
    transform: translateX(-50%);
    border-radius: 4px;
    background: linear-gradient(180deg, #d1a661, #7f5429);
    border: 1px solid rgba(48, 27, 14, .7);
    box-shadow: 0 -290px 0 #a2763d, 0 290px 0 #a2763d;
    pointer-events: none;
}

.board-row {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: repeat(12, minmax(42px, 1fr));
    gap: .38rem;
    padding-inline: .12rem;
}

.victory-banner {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 12;
    min-width: min(520px, 82%);
    padding: 1rem 1.4rem;
    transform: translate(-50%, -50%);
    border: 2px solid rgba(255, 228, 92, .94);
    border-radius: 8px;
    background:
        linear-gradient(135deg, rgba(35, 22, 12, .92), rgba(103, 61, 26, .9)),
        #4f311b;
    color: #fff8df;
    text-align: center;
    box-shadow:
        inset 0 0 0 1px rgba(255, 247, 214, .18),
        0 18px 38px rgba(29, 18, 9, .46),
        0 0 0 999px rgba(28, 16, 8, .2);
    pointer-events: none;
}

.victory-title {
    font-size: clamp(1.8rem, 4vw, 3.2rem);
    font-weight: 800;
}

.victory-subtitle {
    margin-top: .25rem;
    font-size: clamp(1rem, 2vw, 1.35rem);
    font-weight: 600;
}

.point {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 0;
    border: 0;
    border-radius: 8px;
    padding: .48rem .08rem;
    background:
        radial-gradient(ellipse at center, rgba(78, 39, 16, .18), transparent 63%),
        linear-gradient(90deg, rgba(255, 226, 165, .4), rgba(113, 62, 27, .16), rgba(255, 226, 165, .32)),
        #d0a764;
    color: #2c1a0d;
    overflow: hidden;
    cursor: default;
    box-shadow:
        inset 0 0 0 1px rgba(82, 45, 19, .28),
        inset 0 9px 12px rgba(255, 236, 178, .2),
        inset 0 -10px 14px rgba(65, 34, 14, .24);
}

.board-row .point:nth-child(6) {
    margin-right: .35rem;
}

.board-row .point:nth-child(7) {
    margin-left: .35rem;
}

.point::before {
    content: "";
    position: absolute;
    left: 11%;
    right: 11%;
    z-index: 0;
    opacity: .34;
    background:
        radial-gradient(circle at 50% 16%, rgba(255, 245, 214, .28) 0 7px, transparent 8px),
        linear-gradient(180deg, rgba(86, 49, 24, .46), rgba(38, 25, 16, .5));
    filter: drop-shadow(0 1px 1px rgba(42, 21, 9, .16));
    pointer-events: none;
}

.board-row.top .point {
    justify-content: flex-start;
}

.board-row.top .point::before {
    top: .4rem;
    bottom: 22%;
    clip-path: polygon(50% 100%, 0 0, 100% 0);
}

.board-row.bottom .point {
    justify-content: flex-end;
}

.board-row.bottom .point::before {
    top: 22%;
    bottom: .4rem;
    clip-path: polygon(50% 0, 0 100%, 100% 100%);
}

.point:nth-child(even) {
    background:
        radial-gradient(ellipse at center, rgba(78, 39, 16, .2), transparent 63%),
        linear-gradient(90deg, rgba(255, 226, 165, .22), rgba(102, 48, 21, .2), rgba(255, 226, 165, .2)),
        #bd6a3f;
}

.point:nth-child(even)::before {
    background:
        radial-gradient(circle at 50% 16%, rgba(255, 239, 198, .28) 0 7px, transparent 8px),
        linear-gradient(180deg, rgba(116, 64, 35, .42), rgba(54, 30, 18, .48));
}

.point.selected {
    outline: 4px solid #0b5ed7;
    outline-offset: -3px;
    box-shadow: inset 0 0 0 3px #ffffff, 0 0 0 3px rgba(11, 94, 215, .32);
}

.point.legal-source {
    box-shadow: inset 0 0 0 3px rgba(13, 110, 253, .72);
    cursor: pointer;
}

.point.legal-target {
    background: #ffe45c;
    box-shadow: inset 0 0 0 4px #087f5b, 0 0 0 3px rgba(8, 127, 91, .45);
    cursor: pointer;
}

.point.legal-target::before {
    opacity: .22;
}

.point.legal-target::after {
    content: "";
    position: absolute;
    inset: .45rem;
    border: 3px dashed #087f5b;
    border-radius: 5px;
    pointer-events: none;
}

.point.own-stack:not(.legal-source):not(.legal-target) {
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, .34);
}

.point-label {
    position: absolute;
    z-index: 7;
    display: grid;
    place-items: center;
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 .28rem;
    border-radius: 999px;
    background: rgba(255, 247, 214, .78);
    color: rgba(44, 26, 13, .9);
    font-size: .68rem;
    font-weight: 800;
    line-height: 1;
    box-shadow:
        inset 0 0 0 1px rgba(82, 45, 19, .24),
        0 1px 2px rgba(44, 26, 13, .18);
    pointer-events: none;
}

.board-row.top .point-label {
    bottom: .22rem;
}

.board-row.bottom .point-label {
    top: .22rem;
}

.stack {
    position: relative;
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .08rem;
    width: 100%;
    max-height: 100%;
}

.checker {
    display: grid;
    place-items: center;
    width: 90%;
    max-width: 36px;
    aspect-ratio: 1;
    border-radius: 50%;
    border: 1px solid rgba(45, 26, 13, .42);
    font-size: .66rem;
    font-weight: 700;
    box-shadow:
        inset 0 2px 4px rgba(255, 255, 255, .42),
        inset 0 -5px 8px rgba(43, 25, 13, .35),
        0 2px 3px rgba(37, 21, 10, .36);
}

.checker.white {
    background:
        radial-gradient(circle at 35% 28%, #fffdf6 0 20%, #ead9b8 46%, #b88d55 100%);
    color: #3b2614;
}

.checker.black {
    background:
        radial-gradient(circle at 35% 28%, #6a5844 0 18%, #2d241c 48%, #080706 100%);
    color: #fff6dd;
    border-color: rgba(0, 0, 0, .68);
}

.checker.last-move-checker {
    position: relative;
    z-index: 2;
    outline: 3px solid #ffd43b;
    outline-offset: 2px;
    box-shadow:
        inset 0 2px 4px rgba(255, 255, 255, .52),
        inset 0 -5px 8px rgba(43, 25, 13, .35),
        0 0 0 4px rgba(25, 135, 84, .38),
        0 0 18px rgba(255, 212, 59, .72),
        0 3px 7px rgba(37, 21, 10, .42);
    animation: last-move-pulse 1.15s ease-in-out infinite;
}

.checker.move-arrival-hidden {
    opacity: 0;
    animation: none;
}

.moving-checker-wrap {
    position: fixed;
    z-index: 1000;
    pointer-events: none;
    margin: 0;
    transition-property: transform;
    transition-timing-function: cubic-bezier(.2, .78, .18, 1);
    will-change: transform;
}

.checker.moving-checker {
    width: 100%;
    max-width: none;
    animation-name: checker-move-arc;
    animation-timing-function: cubic-bezier(.2, .78, .18, 1);
    animation-fill-mode: both;
    will-change: transform;
}

.point.last-move-point:not(.legal-source):not(.legal-target):not(.selected) {
    box-shadow:
        inset 0 0 0 2px rgba(255, 212, 59, .58),
        inset 0 9px 12px rgba(255, 236, 178, .2),
        inset 0 -10px 14px rgba(65, 34, 14, .24),
        0 0 0 2px rgba(25, 135, 84, .18);
}

@keyframes checker-move-arc {
    0%,
    100% {
        transform: translateY(0) scale(1);
    }
    48% {
        transform: translateY(var(--move-arc-height, -64px)) scale(1.06);
    }
}

@keyframes last-move-pulse {
    0%,
    100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.08);
    }
}

.off-board {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: .75rem;
    color: #574638;
}

.domovoy-pop {
    position: absolute;
    left: 1rem;
    bottom: 1rem;
    z-index: 20;
    width: min(128px, 42%);
    pointer-events: none;
    opacity: 0;
    transform: translateY(18px) scale(.94) rotate(-3deg);
    transition: opacity .22s ease, transform .28s ease;
}

.domovoy-pop.show {
    opacity: 1;
    transform: translateY(0) scale(1) rotate(-1deg);
}

.domovoy-pop img {
    display: block;
    width: 100%;
    border: 5px solid rgba(255, 244, 214, .92);
    border-radius: 8px;
    box-shadow: 0 12px 28px rgba(35, 20, 9, .32);
}

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

    .game-side.game-side-short {
        height: auto;
        min-height: 0;
        padding-bottom: 4.25rem;
    }

    .board {
        min-height: 560px;
        border-width: 6px;
        padding: .45rem;
    }

    .board-row {
        grid-template-columns: repeat(12, minmax(24px, 1fr));
        gap: .2rem;
    }
}