body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background-color: #161512;
    color: #ffffff;
    height: 100vh;
    overflow: hidden;
}

.glass {
    background: rgba(49, 46, 43, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.eval-bar-container {
    width: 14px;
    flex: 1;
    min-height: 200px;
    background: #1a1816;
    border-radius: 7px;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.eval-bar-fill {
    position: absolute;
    bottom: 0;
    width: 100%;
    background: linear-gradient(to top, #ffffff, #e0e0e0);
    transition: height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0 0 6px 6px;
}

/* Custom Chessboard.js styling */
.board-b72b1 {
    border: 4px solid #312e2b !important;
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.notation-322f9 {
    color: #888 !important;
    font-size: 10px !important;
    font-weight: bold;
}

/* Animations */
@keyframes pulse-glow {

    0%,
    100% {
        opacity: 0.5;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

.animate-pulse-slow {
    animation: pulse-glow 3s infinite ease-in-out;
}

.shadow-3xl {
    box-shadow: 0 35px 60px -15px rgba(0, 0, 0, 0.6);
}

.shadow-glow {
    box-shadow: 0 0 20px rgba(129, 182, 76, 0.2);
}

/* Custom Scrollbar */
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 10px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: rgba(129, 182, 76, 0.5);
}

/* Ensure Chessboard.js pieces are visible and on top */
.piece-417db {
    z-index: 100 !important;
    opacity: 1 !important;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
    /* Adds depth to pieces */
}

/* Highlight squares */
.highlight1-32417,
.highlight2-b0dbf {
    box-shadow: inset 0 0 3px 3px yellow;
}

/* Last move highlight */
.highlight-lastmove {
    background-color: rgba(255, 170, 0, 0.35) !important;
}

/* Best move highlight */
.highlight-bestmove {
    background-color: rgba(129, 182, 76, 0.35) !important;
    box-shadow: inset 0 0 8px rgba(129, 182, 76, 0.3);
}

/* Source piece highlight */
.highlight-source {
    background-color: rgba(255, 255, 100, 0.4) !important;
}

/* Legal move dot indicator */
.legal-dot {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 28%;
    height: 28%;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.25);
    pointer-events: none;
    z-index: 50;
}

/* Capture indicator — ring instead of dot */
.legal-dot-capture {
    width: 90%;
    height: 90%;
    background: transparent;
    border: 5px solid rgba(0, 0, 0, 0.25);
    border-radius: 50%;
}

/* ===== Light Mode ===== */
body.light-mode {
    background-color: #f0ede8;
    color: #1a1816;
}

body.light-mode .glass {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(0, 0, 0, 0.08);
}

body.light-mode .eval-bar-container {
    background: #e8e5e0;
    border-color: rgba(0, 0, 0, 0.08);
}

body.light-mode .eval-bar-fill {
    background: linear-gradient(to top, #1a1816, #3a3632);
}

body.light-mode .board-b72b1 {
    border-color: #c8c4bf !important;
}

body.light-mode .notation-322f9 {
    color: #666 !important;
}

/* ===== Mobile Responsive ===== */
@media (max-width: 640px) {
    body {
        overflow-y: auto;
        height: auto;
        min-height: 100vh;
    }

    .board-b72b1 {
        border-radius: 8px;
    }

    .eval-bar-container {
        min-height: 150px;
    }
}