@import url('../styles.css');

/* ---- Keyframe animations ---- */
@keyframes revealPop {
    0%   { transform: scale(0.8); opacity: 0; }
    100% { transform: scale(1);   opacity: 1; }
}
@keyframes flagBounceIn {
    0%   { transform: scale(0); }
    60%  { transform: scale(1.3); }
    100% { transform: scale(1); }
}
@keyframes flagRemove {
    0%   { transform: scale(1); opacity: 1; }
    100% { transform: scale(0); opacity: 0; }
}
@keyframes minePulse {
    0%, 100% { background: #f44336; transform: scale(1); }
    50%       { background: #ff1744; transform: scale(1.1); }
}
@keyframes mineReveal {
    0%   { transform: scale(0.5); opacity: 0; }
    60%  { transform: scale(1.2); }
    100% { transform: scale(1);   opacity: 1; }
}
@keyframes wonWave {
    0%   { background: #ddd; }
    40%  { background: #a5d6a7; box-shadow: 0 0 8px #66bb6a; }
    100% { background: #c8e6c9; }
}
@keyframes scoreCountUp {
    0%   { transform: scale(1); }
    50%  { transform: scale(1.3); color: #ffd54f; }
    100% { transform: scale(1); }
}

/* ---- Layout ---- */
.mobile-score {
    display: none;
    position: absolute;
    top: 5px;
    right: 5px;
    z-index: 1002;
    background: rgba(36,36,36,0.85);
    color: var(--text-muted);
    font-size: 0.8rem;
    padding: 0.7rem 1.2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    font-weight: bold;
}

.responsive-layout {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: flex-start;
    gap: 2.5rem;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
    box-sizing: border-box;
}
.game-side {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}
.info-side {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    min-width: 280px;
    max-width: 400px;
    background: rgba(36,36,36,0.85);
    border-radius: 18px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.25);
    padding: 2rem;
}
.info-side h1 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.info-side p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-muted);
    text-shadow: 0 2px 8px #222;
}
.buttons-panel {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}
@media (max-width: 900px) {
    .responsive-layout {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
        padding: 1rem 0.5rem;
    }
    .info-side {
        max-width: 100vw;
        width: 100%;
        margin-top: 0;
        align-items: center;
        text-align: center;
    }
    .info-side h1 { font-size: 1.7rem; }
    .game-side { width: 100%; justify-content: center; }
}

body {
    background: var(--grad-bg);
    color: #fff;
    min-height: 100vh;
    margin: 0;
}

/* ---- Difficulty selector ---- */
.diff-selector {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
    flex-wrap: wrap;
}
.diff-btn {
    padding: 0.45rem 1.1rem;
    border: 2px solid rgba(255,255,255,0.25);
    border-radius: 8px;
    background: rgba(255,255,255,0.08);
    color: #ccc;
    font-size: 0.95rem;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
}
.diff-btn:hover {
    background: rgba(255,255,255,0.18);
    border-color: rgba(255,255,255,0.5);
    color: #fff;
    transform: scale(1.05);
}
.diff-btn.active {
    background: var(--grad-primary);
    border-color: transparent;
    color: #222;
}

/* ---- Board ---- */
.mine-board {
    display: grid;
    gap: 2px;
    background: #5a7a5a;
    border: 4px solid #3d5a3d;
    border-radius: 10px;
    padding: 4px;
    box-sizing: border-box;
    width: 500px;
    height: 380px;
    user-select: none;
    box-shadow: 0 8px 32px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.15);
}

/* ---- Cells ---- */
.mine-cell {
    /* 3D relief look */
    box-sizing: border-box;
    background: #c8c8c8;
    border-style: solid;
    border-width: 2px;
    border-color: #e8e8e8 #888 #888 #e8e8e8;
    box-shadow:
        inset 2px 2px 4px rgba(255,255,255,0.6),
        inset -2px -2px 4px rgba(0,0,0,0.25);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: bold;
    cursor: pointer;
    touch-action: manipulation;
    user-select: none;
    transition: background 0.1s, box-shadow 0.1s;
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
}
.mine-cell:hover:not(.revealed) {
    background: #d4d0c8;
    border-color: #f0ece0 #999 #999 #f0ece0;
}
.mine-cell:active:not(.revealed) {
    border-color: #888 #e8e8e8 #e8e8e8 #888;
    box-shadow:
        inset -2px -2px 4px rgba(255,255,255,0.3),
        inset 2px 2px 4px rgba(0,0,0,0.2);
    background: #b8b8b8;
}

.mine-cell.revealed {
    background: #d8d8d8;
    border: 2px solid #aaa;
    box-shadow: inset 1px 1px 3px rgba(0,0,0,0.15);
    cursor: default;
}
.mine-cell.revealed:hover { background: #d8d8d8; }

/* Cascade reveal animation */
.mine-cell.reveal-animate {
    animation: revealPop 150ms ease-out both;
}

/* Flag styles */
.mine-cell.flagged {
    font-size: 0.85rem;
    background: #c8c8c8;
}
.mine-cell.flag-bounce .flag-icon {
    display: inline-block;
    animation: flagBounceIn 250ms cubic-bezier(0.36,0.07,0.19,0.97) both;
}
.mine-cell.flag-remove {
    animation: flagRemove 150ms ease-in forwards;
}
.flag-icon {
    display: inline-block;
}

/* Mine hit */
.mine-cell.mine-hit {
    background: #f44336 !important;
    border-color: #d32f2f !important;
    animation: minePulse 0.5s ease-in-out 3;
    z-index: 2;
}
/* Mine cascade reveal */
.mine-cell.mine-reveal {
    animation: mineReveal 300ms ease-out both;
}

/* Victory wave */
.mine-cell.cell-won {
    animation: wonWave 600ms ease forwards;
}

/* ---- Number colors (enhanced) ---- */
.n1 { color: #1565c0; font-weight: bold; font-size: 0.85rem; }
.n2 { color: #2e7d32; font-weight: bold; font-size: 0.85rem; }
.n3 { color: #c62828; font-weight: bold; font-size: 0.85rem; }
.n4 { color: #4527a0; font-weight: bold; font-size: 0.85rem; }
.n5 { color: #4e342e; font-weight: bold; font-size: 0.85rem; }
.n6 { color: #006064; font-weight: bold; font-size: 0.85rem; }
.n7 { color: #212121; font-weight: bold; font-size: 0.85rem; }
.n8 { color: #757575; font-weight: bold; font-size: 0.85rem; }

/* ---- Flag toggle (mobile) ---- */
.flag-toggle {
    display: none;
    margin-top: 0.8rem;
    padding: 0.6rem 1.5rem;
    font-size: 1rem;
    font-weight: bold;
    border-radius: 10px;
    border: none;
    background: #ff9800;
    color: #222;
    cursor: pointer;
    touch-action: manipulation;
    user-select: none;
    transition: background 0.2s, transform 0.15s;
}
.flag-toggle:active { transform: scale(0.96); }
@media (max-width: 900px) {
    .flag-toggle { display: inline-block; }
}

/* ---- Score panel ---- */
.score-panel {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 0.5rem;
}
.score-panel span {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Best time trophy icon */
#highScore::before {
    content: '🏆 ';
}

/* ---- Buttons ---- */
#startBtn, #restartBtn {
    background: var(--grad-primary);
    color: #222;
    border: none;
    border-radius: 8px;
    padding: 0.9rem 2rem;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    margin: 0 0.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    transition: background 0.2s, transform 0.2s;
}
#startBtn:hover, #restartBtn:hover { opacity: 0.9; transform: scale(1.05); }
#startBtn:disabled, #restartBtn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

#playAgainBtn {
    background: #8fd3f4;
    color: #222;
    border: none;
    border-radius: 8px;
    padding: 1rem 2.2rem;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
    margin-top: 1rem;
}
#playAgainBtn:hover { background: #5ec2e6; }

.popup {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background: rgba(24,24,24,0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}
.popup-content {
    background: #242424;
    padding: 2.5rem 3rem;
    border-radius: 20px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.4);
    text-align: center;
    min-width: 280px;
    max-width: 90vw;
}
.popup-content h2 { margin-top: 0; color: #8fd3f4; font-size: 2rem; }
.popup-content p { font-size: 1.5rem; margin: 1.5rem 0; }