/* ============================
   GLOBAL STYLE
============================ */
body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #1b1b1b, #2a2a2a);
    color: #f5f5f5;
    text-align: center;
    margin: 0;
    padding: 0;
}

/* ============================
   AUTH BOX (Login / Register)
============================ */
.box {
    background: #1f1f1f;
    margin: 100px auto;
    width: 350px;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0px 0px 20px rgba(0, 150, 255, 0.2);
    animation: fadeIn 0.6s ease-in-out;
}

.box h2 {
    margin-bottom: 20px;
    color: #00aaff;
    letter-spacing: 1px;
}

input, button {
    padding: 12px;
    margin: 8px 0;
    width: 90%;
    border-radius: 10px;
    border: none;
    outline: none;
    font-size: 15px;
}

input {
    background: #2e2e2e;
    color: white;
}

button {
    background: #007bff;
    color: white;
    font-weight: bold;
    transition: 0.3s;
}

button:hover {
    background: #005fcc;
    transform: scale(1.03);
}

/* ============================
   GAME AREA
============================ */
#gameArea {
    width: 400px;
    height: 500px;
    background: #111;
    border-radius: 15px;
    margin: 30px auto;
    position: relative;
    overflow: hidden;
    border: 2px solid #00aaff;
    box-shadow: 0px 0px 25px rgba(0, 170, 255, 0.4);
    animation: fadeIn 0.8s;
}

/* Player */
#player {
    width: 40px;
    height: 40px;
    background: cyan;
    position: absolute;
    bottom: 10px;
    left: 180px;
    border-radius: 8px;
}


/* Falling Block */
#block {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #ff4d4d, #ff0000);
    border-radius: 10px;
    position: absolute;
    top: -50px;
    left: 180px;
    box-shadow: 0 0 12px rgba(255, 50, 50, 0.8);
}

/* ============================
   TOP BAR (Game Page)
============================ */
.top-bar {
    margin-top: 20px;
    background: #1f1f1f;
    width: 100%;
    padding: 15px 0;
    color: #00d0ff;
    font-size: 18px;
    box-shadow: 0 3px 15px rgba(0, 150, 255, 0.2);
}

.top-bar a {
    color: #ff5252;
    margin-left: 15px;
    text-decoration: none;
    transition: 0.3s;
}

.top-bar a:hover {
    color: #ff7777;
}

/* ================= POPUP GAME OVER ================= */
#gameOverPopup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.popup-box {
    background: #1e1e1e;
    padding: 30px;
    width: 300px;
    text-align: center;
    border-radius: 12px;
    box-shadow: 0 0 15px rgba(0,0,0,0.5);
    animation: popIn 0.25s ease-out;
}

.popup-box h2 {
    margin-bottom: 10px;
}

.popup-box button {
    width: 130px;
    padding: 10px;
    font-size: 16px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    margin: 5px;
}

#btnRestart {
    background: #0aa4ff;
    color: white;
}

#btnMenu {
    background: #00d37e;
    color: white;
}
#btnMenu:hover {
    background: #00b86b;
}

@keyframes popIn {
    from { transform: scale(0.6); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

/* ============================
   SCORE TEXT
============================ */
#scoreText {
    font-size: 26px;
    font-weight: bold;
    margin-top: 10px;
    color: #00eaff;
    text-shadow: 0px 0px 10px rgba(0, 200, 255, 0.7);
}

/* ============================
   ANIMATIONS
============================ */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}