/* ========================================
   MINES - PREMIUM GAME STYLES
   Stake-inspired UI with Glass Morphism
   ======================================== */

/* === PNG ICON IMAGES === */
.icon-img {
    width: 24px;
    height: 24px;
    display: inline-block;
    vertical-align: middle;
    object-fit: contain;
}

/* === MAIN LAYOUT === */
.game-wrapper {
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
}

/* ========================================
   HEADER
   ======================================== */
.game-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-2xl);
    background: rgba(15, 20, 25, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--mines-border);
    flex-shrink: 0;
    z-index: 10;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    min-width: 120px;
}

.back-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--mines-text-muted);
    text-decoration: none;
    font-size: var(--font-sm);
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.back-link:hover {
    color: var(--mines-text);
    background: rgba(255, 255, 255, 0.05);
}

.back-link .icon {
    width: 18px;
    height: 18px;
}

.header-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2xs);
}

.game-title {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--mines-text);
    letter-spacing: -0.01em;
}

.demo-badge {
    font-size: var(--font-2xs);
    font-weight: 500;
    padding: var(--space-2xs) var(--space-sm);
    background: rgba(255, 71, 87, 0.12);
    border: 1px solid rgba(255, 71, 87, 0.3);
    border-radius: var(--radius-full);
    color: var(--mines-danger);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    min-width: 120px;
    justify-content: flex-end;
}

.icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--mines-bg-elevated);
    border: 1px solid var(--mines-border);
    border-radius: var(--radius-md);
    color: var(--mines-text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
}

.icon-btn:hover {
    color: var(--mines-text);
    background: var(--mines-bg-tile);
    border-color: var(--mines-border-active);
}

.icon-btn .icon {
    width: 18px;
    height: 18px;
}

/* ========================================
   MAIN GAME AREA
   ======================================== */
.game-main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-lg);
    overflow: hidden;
}

/* ========================================
   GAME FRAME - Premium Container
   ======================================== */
.game-frame {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    gap: var(--sidebar-gap);
    max-width: var(--page-max-width);
    width: 100%;
    padding: var(--space-lg);
    background: rgba(12, 12, 20, 0.65);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 20px;
    border: 1px solid rgba(153, 69, 255, 0.15);
    box-shadow:
        0 0 60px rgba(153, 69, 255, 0.08),
        0 0 120px rgba(20, 241, 149, 0.04),
        0 25px 80px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.03),
        inset 0 0 40px rgba(153, 69, 255, 0.03);
    position: relative;
    max-height: calc(100vh - 90px);
    overflow: hidden;
}

/* Subtle inner glow border effect */
.game-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 1px;
    background: linear-gradient(
        135deg,
        rgba(153, 69, 255, 0.15) 0%,
        rgba(20, 241, 149, 0.08) 50%,
        rgba(153, 69, 255, 0.12) 100%
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* ========================================
   SIDEBAR - GLASS PANEL
   ======================================== */
.sidebar {
    display: flex;
    flex-direction: column;
    max-height: 100%;
    overflow: hidden;
}

.sidebar-card {
    background: var(--mines-bg-card);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--mines-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-lg);
    box-shadow:
        var(--shadow-panel),
        var(--shadow-inset-highlight);
    display: flex;
    flex-direction: column;
    max-height: 100%;
    overflow-y: auto;
}

/* === PANEL HEADER === */
.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-md);
}

.panel-title-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xs);
}

.panel-title {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--mines-text);
    letter-spacing: -0.02em;
}

.panel-subtitle {
    font-size: var(--font-xs);
    font-weight: 500;
    color: var(--mines-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.panel-balance {
    display: flex;
    align-items: baseline;
    gap: var(--space-xs);
}

.balance-value {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--mines-accent-gold);
}

.balance-currency {
    font-size: var(--font-xs);
    font-weight: 500;
    color: var(--mines-text-muted);
}

/* === PANEL DIVIDER === */
.panel-divider {
    height: 1px;
    background: var(--mines-border);
    margin: var(--space-md) 0;
}

/* === CONTROL ROWS === */
.control-row {
    margin-bottom: var(--space-md);
}

.control-row:last-of-type {
    margin-bottom: 0;
}

.control-label {
    display: block;
    font-size: var(--font-xs);
    font-weight: 500;
    color: var(--mines-text-muted);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* === BET INPUT GROUP === */
.bet-input-group {
    display: flex;
    background: var(--mines-bg-input);
    border: 1px solid var(--mines-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-fast);
}

.bet-input-group:focus-within {
    border-color: var(--mines-primary);
    box-shadow: 0 0 0 2px var(--mines-primary-subtle);
}

.bet-btn {
    width: 44px;
    height: 42px;
    background: var(--mines-bg-tile);
    border: none;
    color: var(--mines-text-secondary);
    font-size: var(--font-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.bet-btn:hover {
    background: var(--mines-bg-tile-hover);
    color: var(--mines-text);
}

.bet-btn:active {
    transform: scale(0.95);
}

.bet-input {
    flex: 1;
    min-width: 0;
    background: transparent;
    border: none;
    padding: var(--space-sm) var(--space-md);
    color: var(--mines-text);
    font-size: var(--font-lg);
    font-weight: 600;
    text-align: center;
    font-family: inherit;
}

.bet-input:focus {
    outline: none;
}

.bet-input::-webkit-outer-spin-button,
.bet-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.bet-input[type=number] {
    -moz-appearance: textfield;
}

/* === SELECT DROPDOWN === */
.select-group {
    position: relative;
}

.select-input {
    width: 100%;
    height: 42px;
    padding: 0 var(--space-lg);
    padding-right: 36px;
    background: var(--mines-bg-input);
    border: 1px solid var(--mines-border);
    border-radius: var(--radius-lg);
    color: var(--mines-text);
    font-size: var(--font-md);
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    appearance: none;
    transition: var(--transition-fast);
}

.select-input:hover {
    border-color: var(--mines-border-active);
}

.select-input:focus {
    outline: none;
    border-color: var(--mines-primary);
    box-shadow: 0 0 0 2px var(--mines-primary-subtle);
}

.select-group::after {
    content: '';
    position: absolute;
    right: var(--space-lg);
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid var(--mines-text-muted);
    pointer-events: none;
}

/* === READONLY FIELD === */
.readonly-field {
    height: 42px;
    display: flex;
    align-items: center;
    padding: 0 var(--space-lg);
    background: var(--mines-bg-input);
    border: 1px solid var(--mines-border-subtle);
    border-radius: var(--radius-lg);
    color: var(--mines-text-secondary);
    font-size: var(--font-md);
    font-weight: 500;
}

/* ========================================
   ACTION BUTTONS
   ======================================== */
.action-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* === PRIMARY BET BUTTON === */
.btn-bet {
    width: 100%;
    height: 44px;
    background: linear-gradient(180deg, var(--mines-primary) 0%, var(--mines-primary-dark) 100%);
    border: none;
    border-radius: var(--radius-xl);
    color: #000;
    font-size: var(--font-md);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-fast);
    box-shadow:
        0 4px 12px var(--mines-primary-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-bet:hover {
    transform: translateY(-2px);
    box-shadow:
        0 6px 20px var(--mines-primary-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-bet:active {
    transform: translateY(0);
    box-shadow:
        0 2px 8px var(--mines-primary-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-bet:disabled {
    background: var(--mines-bg-tile);
    color: var(--mines-text-muted);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* === CASHOUT BUTTON (GREEN) === */
.btn-cashout {
    width: 100%;
    height: 44px;
    background: linear-gradient(180deg, var(--mines-primary) 0%, var(--mines-primary-dark) 100%);
    border: none;
    border-radius: var(--radius-xl);
    color: #000;
    font-size: var(--font-md);
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: none;
    box-shadow:
        0 4px 16px var(--mines-primary-glow),
        0 0 24px rgba(0, 231, 1, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-cashout:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow:
        0 6px 28px var(--mines-primary-glow),
        0 0 36px rgba(0, 231, 1, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-cashout:active:not(:disabled) {
    transform: translateY(0);
    box-shadow:
        0 2px 12px var(--mines-primary-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-cashout.visible {
    display: block;
}

/* Cash Out DISABLED state - before first tile click */
.btn-cashout:disabled,
.btn-cashout.disabled {
    background: linear-gradient(180deg, #1a3a25 0%, #142d1c 100%);
    color: rgba(0, 180, 80, 0.4);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
    opacity: 0.7;
}

.btn-cashout:disabled:hover,
.btn-cashout.disabled:hover {
    transform: none;
    box-shadow: none;
}

/* === SECONDARY BUTTON === */
.btn-random {
    width: 100%;
    height: 36px;
    background: var(--mines-bg-input);
    border: 1px solid var(--mines-border);
    border-radius: var(--radius-lg);
    color: var(--mines-text-secondary);
    font-size: var(--font-sm);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-random:hover:not(:disabled) {
    background: var(--mines-bg-tile);
    border-color: var(--mines-border-active);
    color: var(--mines-text);
}

.btn-random:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ========================================
   WIN DISPLAY
   ======================================== */
.win-display {
    background: var(--mines-bg-input);
    border: 1px solid var(--mines-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    text-align: center;
    margin-top: var(--space-md);
}

.win-label {
    font-size: var(--font-xs);
    font-weight: 500;
    color: var(--mines-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--space-xs);
}

#win-multiplier {
    color: var(--mines-text-secondary);
    font-weight: 600;
}

.win-amount {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--mines-success);
    letter-spacing: -0.02em;
}

/* ========================================
   HISTORY SECTION
   ======================================== */
.history-section {
    margin-top: 0;
}

.history-title {
    font-size: var(--font-xs);
    font-weight: 500;
    color: var(--mines-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--space-md);
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    max-height: 100px;
    overflow-y: auto;
    flex-shrink: 1;
}

.history-list::-webkit-scrollbar {
    width: 4px;
}

.history-list::-webkit-scrollbar-track {
    background: transparent;
}

.history-list::-webkit-scrollbar-thumb {
    background: var(--mines-border-active);
    border-radius: var(--radius-full);
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--mines-bg-input);
    border-radius: var(--radius-md);
    font-size: var(--font-xs);
}

.history-item.win .history-result {
    color: var(--mines-success);
    font-weight: 600;
}

.history-item.loss .history-result {
    color: var(--mines-danger);
}

.history-bet {
    color: var(--mines-text-muted);
}

.history-multiplier {
    color: var(--mines-text-secondary);
}

/* ========================================
   GAME BOARD CONTAINER
   ======================================== */
.game-board-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 500px;
}

.board-wrapper {
    padding: var(--space-2xl);
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--mines-border-subtle);
    position: relative;
}

/* ========================================
   CENTER OVERLAY - CASHOUT WIN DISPLAY
   ======================================== */
.center-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 20;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.center-overlay.active {
    opacity: 1;
    visibility: visible;
}

.center-overlay-content {
    background: rgba(15, 20, 25, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 2px solid var(--mines-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-3xl);
    text-align: center;
    box-shadow:
        0 0 30px var(--mines-primary-glow),
        0 8px 32px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    animation: overlayPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes overlayPop {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.center-overlay-multiplier {
    font-size: var(--font-3xl);
    font-weight: 800;
    color: var(--mines-primary);
    text-shadow: 0 0 20px var(--mines-primary-glow);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.center-overlay-amount {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--mines-text);
    margin-top: var(--space-xs);
}

/* ========================================
   GAME BOARD - 5x5 GRID
   ======================================== */
.game-board {
    display: grid;
    grid-template-columns: repeat(5, var(--tile-size));
    gap: var(--tile-gap);
}

/* ========================================
   TILES - PREMIUM INTERACTIVE BUTTONS
   ======================================== */
.tile {
    width: var(--tile-size);
    height: var(--tile-size);
    background: linear-gradient(145deg, var(--mines-bg-tile-hover) 0%, var(--mines-bg-tile) 100%);
    border: 1px solid var(--mines-border-highlight);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.25),
        var(--shadow-inset-highlight);
}

.tile::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.tile:hover:not(.revealed):not(.is-revealed):not(.disabled) {
    background: linear-gradient(145deg, #353e4a 0%, #2d3640 100%);
    border-color: var(--mines-border-active);
    transform: translateY(-3px);
    box-shadow:
        0 8px 20px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(255, 255, 255, 0.08),
        var(--shadow-inset-highlight);
}

.tile:active:not(.revealed):not(.is-revealed):not(.disabled) {
    transform: translateY(-1px) scale(0.98);
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.3),
        var(--shadow-inset-highlight);
}

.tile.disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.tile.revealed {
    cursor: default;
    transform: none;
}

/* === GEM REVEALED STATE === */
.tile.revealed.gem {
    background: linear-gradient(145deg, rgba(0, 231, 1, 0.18) 0%, rgba(0, 180, 1, 0.1) 100%);
    border: 2px solid var(--mines-gem-border);
    box-shadow:
        0 0 24px var(--mines-gem-glow),
        0 4px 12px rgba(0, 0, 0, 0.2),
        inset 0 0 20px rgba(0, 231, 1, 0.08);
}

/* === NEW TILE STATE CLASSES === */
.tile.is-revealed {
    cursor: default;
    transform: none;
}

/* Safe tile (gem) revealed */
.tile.is-revealed.is-safe {
    background: linear-gradient(145deg, rgba(0, 231, 1, 0.18) 0%, rgba(0, 180, 1, 0.1) 100%);
    border: 2px solid var(--mines-gem-border);
    box-shadow:
        0 0 24px var(--mines-gem-glow),
        0 4px 12px rgba(0, 0, 0, 0.2),
        inset 0 0 20px rgba(0, 231, 1, 0.08);
}

.tile.is-revealed.is-safe .tile-icon {
    opacity: 1;
    transform: scale(1);
    animation: gemReveal 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    filter: drop-shadow(0 0 8px var(--mines-gem-glow));
}

/* Mine tile revealed (not hit) */
.tile.is-revealed.is-mine {
    background: rgba(255, 71, 87, 0.12);
    border: 1px solid rgba(255, 71, 87, 0.4);
    opacity: 0.85;
}

.tile.is-revealed.is-mine .tile-icon {
    opacity: 1;
    transform: scale(1);
    filter: drop-shadow(0 0 6px var(--mines-mine-glow));
}

/* Hit mine tile - the one the player clicked */
.tile.is-revealed.is-hit {
    background: linear-gradient(145deg, rgba(255, 71, 87, 0.25) 0%, rgba(200, 50, 60, 0.15) 100%);
    border: 2px solid var(--mines-mine-border);
    box-shadow:
        0 0 24px var(--mines-mine-glow),
        0 4px 12px rgba(0, 0, 0, 0.2),
        inset 0 0 20px rgba(255, 71, 87, 0.1);
    animation: mineShake 0.4s ease-out;
}

.tile.is-revealed.is-hit .tile-icon {
    opacity: 1;
    transform: scale(1);
    animation: mineReveal 0.35s ease-out;
    filter: drop-shadow(0 0 8px var(--mines-mine-glow));
}

/* Smoke/Impact animation on hit mine */
.tile.is-revealed.is-hit::after {
    content: '';
    position: absolute;
    inset: -20%;
    background: radial-gradient(circle, rgba(255, 71, 87, 0.6) 0%, rgba(255, 71, 87, 0.3) 30%, transparent 70%);
    border-radius: 50%;
    filter: blur(8px);
    animation: smokeImpact 0.8s ease-out forwards;
    pointer-events: none;
    z-index: -1;
}

@keyframes smokeImpact {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    20% {
        opacity: 1;
        transform: scale(1.2);
    }
    100% {
        opacity: 0;
        transform: scale(1.8);
    }
}

@keyframes mineShake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-4px); }
    40% { transform: translateX(4px); }
    60% { transform: translateX(-3px); }
    80% { transform: translateX(3px); }
}

/* === LEGACY CLASSES (keeping for compatibility) === */
.tile.revealed {
    cursor: default;
    transform: none;
}

.tile.revealed.gem {
    background: linear-gradient(145deg, rgba(0, 231, 1, 0.18) 0%, rgba(0, 180, 1, 0.1) 100%);
    border: 2px solid var(--mines-gem-border);
    box-shadow:
        0 0 24px var(--mines-gem-glow),
        0 4px 12px rgba(0, 0, 0, 0.2),
        inset 0 0 20px rgba(0, 231, 1, 0.08);
}

.tile.revealed.mine {
    background: linear-gradient(145deg, rgba(255, 71, 87, 0.25) 0%, rgba(200, 50, 60, 0.15) 100%);
    border: 2px solid var(--mines-mine-border);
    box-shadow:
        0 0 24px var(--mines-mine-glow),
        0 4px 12px rgba(0, 0, 0, 0.2),
        inset 0 0 20px rgba(255, 71, 87, 0.1);
    animation: mineShake 0.4s ease-out;
}

.tile.revealed.mine-other {
    background: rgba(255, 71, 87, 0.12);
    border: 1px solid rgba(255, 71, 87, 0.4);
    opacity: 0.85;
}

/* === TILE ICONS === */
.tile-icon {
    width: 48%;
    height: 48%;
    opacity: 0;
    transform: scale(0.4);
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.tile.revealed .tile-icon {
    opacity: 1;
    transform: scale(1);
}

.tile.revealed.gem .tile-icon {
    animation: gemReveal 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    filter: drop-shadow(0 0 8px var(--mines-gem-glow));
}

.tile.revealed.mine .tile-icon {
    animation: mineReveal 0.35s ease-out;
    filter: drop-shadow(0 0 8px var(--mines-mine-glow));
}

@keyframes gemReveal {
    0% {
        opacity: 0;
        transform: scale(0.2) rotate(-30deg);
    }
    60% {
        transform: scale(1.15) rotate(8deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

@keyframes mineReveal {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* ========================================
   CLICKED VS NOT-CLICKED VISUAL DISTINCTION
   After round ends (LOST or CASHED_OUT)
   ======================================== */

/* Tiles the player actively clicked - full brightness */
.tile.was-clicked {
    opacity: 1 !important;
    z-index: 2;
}

.tile.was-clicked.is-safe {
    box-shadow:
        0 0 28px var(--mines-gem-glow),
        0 4px 16px rgba(0, 0, 0, 0.25),
        inset 0 0 24px rgba(0, 231, 1, 0.12);
    border-width: 2px;
}

.tile.was-clicked.is-hit {
    box-shadow:
        0 0 32px var(--mines-mine-glow),
        0 4px 16px rgba(0, 0, 0, 0.25),
        inset 0 0 24px rgba(255, 71, 87, 0.15);
    border-width: 2px;
}

/* Tiles NOT clicked by player - dimmed/faded */
.tile.was-not-clicked {
    opacity: 0.55;
    z-index: 1;
}

.tile.was-not-clicked.is-safe {
    border: 1px solid rgba(0, 231, 1, 0.3);
    box-shadow:
        0 0 8px rgba(0, 231, 1, 0.15),
        0 2px 6px rgba(0, 0, 0, 0.15);
}

.tile.was-not-clicked.is-mine {
    border: 1px solid rgba(255, 71, 87, 0.25);
    box-shadow:
        0 0 8px rgba(255, 71, 87, 0.12),
        0 2px 6px rgba(0, 0, 0, 0.15);
}

/* Slight grey overlay on non-clicked tiles */
.tile.was-not-clicked::before {
    background: rgba(0, 0, 0, 0.15);
}

/* ========================================
   INSTANT HIT POP ANIMATION
   Triggered immediately on safe tile click
   ======================================== */
.tile.hit-pop {
    animation: hitPop 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes hitPop {
    0% {
        transform: scale(0.85);
    }
    50% {
        transform: scale(1.08);
    }
    100% {
        transform: scale(1);
    }
}

/* Ensure immediate visual feedback */
.tile.is-revealed.is-safe.hit-pop .tile-icon {
    opacity: 1;
    transform: scale(1);
}

/* Game over overlay removed - using center overlay instead */

/* ========================================
   RESPONSIVE - TABLET
   ======================================== */
@media (max-width: 1100px) {
    :root {
        --sidebar-width: 240px;
        --sidebar-gap: 28px;
        --page-padding: 16px;
        --tile-size: 64px;
        --tile-gap: 8px;
    }
}

/* ========================================
   RESPONSIVE - MOBILE
   ======================================== */
@media (max-width: 900px) {
    :root {
        --tile-size: 68px;
        --tile-gap: 10px;
    }

    .game-main {
        padding: var(--space-lg);
    }

    .game-frame {
        display: flex;
        flex-direction: column;
        gap: var(--space-2xl);
        padding: var(--space-xl);
    }

    .sidebar {
        width: 100%;
        order: 1;
        position: static;
    }

    .game-board-container {
        order: 0;
        min-height: auto;
    }

    .board-wrapper {
        padding: var(--space-lg);
    }

    .game-board {
        grid-template-columns: repeat(5, 1fr);
        width: 100%;
        max-width: 400px;
    }

    .tile {
        width: auto;
        height: auto;
        aspect-ratio: 1;
    }
}

@media (max-width: 500px) {
    :root {
        --tile-gap: 8px;
    }

    .game-header {
        padding: var(--space-sm) var(--space-md);
    }

    .header-center {
        display: none;
    }

    .game-main {
        padding: var(--space-md);
    }

    .game-frame {
        padding: var(--space-lg);
        border-radius: var(--radius-xl);
    }

    .sidebar-card {
        padding: var(--space-lg);
    }

    .board-wrapper {
        padding: var(--space-md);
        border-radius: var(--radius-lg);
    }

    .tile {
        border-radius: var(--radius-lg);
    }

    .panel-header {
        flex-direction: column;
        gap: var(--space-md);
    }

    .panel-balance {
        align-self: flex-start;
    }
}

/* ========================================
   SCROLLBAR STYLING
   ======================================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--mines-border-active);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--mines-text-muted);
}

/* === BALANCE ERROR TOAST === */
.balance-error-toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: rgba(255, 59, 48, 0.9);
    color: #fff;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-size: var(--font-sm);
    font-weight: 500;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
    z-index: 1000;
}

.balance-error-toast.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* ========================================
   LANGUAGE SWITCHER (Game Page)
   ======================================== */
.lang-switcher { position: relative; }
.lang-toggle {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 10px; min-height: 32px; font-size: 12px;
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
    border-radius: 50px; color: rgba(255,255,255,0.6); font-weight: 500;
    cursor: pointer; transition: all 0.2s ease; white-space: nowrap;
}
.lang-toggle:hover { background: rgba(255,255,255,0.1); color: #fff; border-color: rgba(255,255,255,0.18); }
.lang-globe { opacity: 0.7; flex-shrink: 0; }
.lang-toggle:hover .lang-globe { opacity: 1; }
.lang-current { font-weight: 600; letter-spacing: 0.5px; }
.lang-chevron { opacity: 0.5; transition: transform 0.2s ease; flex-shrink: 0; }
.lang-switcher.open .lang-chevron { transform: rotate(180deg); }
.lang-dropdown {
    position: absolute; top: calc(100% + 8px); right: 0; min-width: 180px;
    background: rgba(18,18,24,0.97); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; padding: 6px;
    opacity: 0; visibility: hidden; transform: translateY(-8px) scale(0.96);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
    z-index: 2000; box-shadow: 0 12px 40px rgba(0,0,0,0.5);
}
.lang-switcher.open .lang-dropdown { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.lang-option {
    display: flex; align-items: center; gap: 12px; width: 100%;
    padding: 10px 14px; background: transparent; border: none; border-radius: 8px;
    color: rgba(255,255,255,0.6); font-size: 13px; cursor: pointer;
    transition: all 0.15s ease; text-align: left;
}
.lang-option:hover { background: rgba(255,255,255,0.08); color: #fff; }
.lang-option.active { background: rgba(153,69,255,0.15); color: #9945ff; }
.lang-code { font-weight: 700; font-size: 12px; letter-spacing: 0.5px; min-width: 24px; opacity: 0.6; }
.lang-option.active .lang-code { opacity: 1; }
.lang-name { font-weight: 500; }
.header-right .lang-switcher { margin-left: 4px; }