:root {
    --primary-color: #007bff;
    --secondary-color: #28a745;
    --dark-bg: #2c3e50;
    --light-bg: #ffffff;
    --danger-color: #dc3545;
    --shadow-deep: 0 10px 25px rgba(0, 0, 0, 0.2);
    --profile-color: #ff9800;
    --tiktok-color: #00f2ea;
    --amazon-color: #ff9900;
    --pubg-color: #f39c12;
    --freefire-color: #e74c3c;
    --usdt-color: #26a17b;
    --locked-overlay: rgba(0, 0, 0, 0.7);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f2f5;
    color: #333;
    line-height: 1.6;
    min-height: 100vh;
}

header {
    background-color: var(--dark-bg);
    color: white;
    padding: 15px 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.main-content {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 40px auto;
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* --- AUTH STYLES --- */
#authContainer { display: none; max-width: 400px; width: 100%; padding: 40px; background: var(--light-bg); border-radius: 12px; box-shadow: var(--shadow-deep); text-align: center; }
.auth-form input { width: 100%; padding: 12px; margin: 10px 0; border: 1px solid #ddd; border-radius: 6px; box-sizing: border-box; }
.auth-form button { background-color: var(--primary-color); color: white; padding: 12px; border: none; border-radius: 6px; width: 100%; cursor: pointer; font-size: 1.1em; margin-top: 15px; }

/* --- DASHBOARD & PROFILE STYLES --- */
#dashboardContainer { display: none; }

.profile-card { display: flex; align-items: center; justify-content: center; padding: 20px; margin-bottom: 30px; border: 1px solid #ddd; border-radius: 10px; background: #fcfcfc; box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05); }
.profile-pic-container { width: 70px; height: 70px; border-radius: 50%; background-color: var(--profile-color); color: white; font-size: 24px; font-weight: bold; display: flex; justify-content: center; align-items: center; margin-right: 20px; flex-shrink: 0; }
.profile-details h2 { color: var(--primary-color); margin: 0 0 5px 0; font-size: 1.8em; }

/* --- ROTATING WALLET CARD STYLES --- */
.wallet-balance-card {
    background: linear-gradient(135deg, #1e88e5, #0d47a1); 
    color: white; 
    padding: 25px; 
    margin: 0 auto 30px; 
    border-radius: 15px; 
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2); 
    max-width: 500px; 
    position: relative; 
    overflow: hidden;
    height: 150px; /* Fixed height for the card */
    display: flex;
    align-items: center;
}

.rotating-balance-container {
    overflow: hidden;
    width: 100%;
    height: 100%;
}

.balance-track {
    display: flex;
    width: 700%; /* 7 slides * 100% */
    height: 100%;
    transition: transform 0.5s ease-in-out;
}

.balance-slide {
    width: 14.28%; /* 100% / 7 slides */
    flex-shrink: 0;
    padding-right: 20px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.balance-slide h3 {
    font-size: 1em;
    margin-top: 0;
    margin-bottom: 5px;
    opacity: 0.8;
}
.balance-slide .balance-amount { 
    font-size: 2.5em; 
    font-weight: 900; 
    display: flex; 
    align-items: center; 
}
.balance-slide .balance-amount i { 
    font-size: 0.8em; 
    margin-right: 10px; 
    color: var(--profile-color); /* Default coin color */
}

/* Navigation Arrows */
.nav-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.3);
    color: white;
    border: none;
    padding: 10px;
    cursor: pointer;
    z-index: 10;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background 0.3s;
}
.nav-arrow:hover {
    background: rgba(0, 0, 0, 0.6);
}
.nav-arrow.left { left: 10px; }
.nav-arrow.right { right: 10px; }


/* Specific Wallet Colors (Used for icons/text color inside the slide) */
.coins-box .balance-amount i { color: #ffc107; }
.pkr-box .balance-amount i { color: #28a745; }
.tiktok-box .balance-amount i { color: #00f2ea; }
.amazon-box .balance-amount i { color: #ff9900; }
.pubg-box .balance-amount i { color: #f39c12; }
.freefire-box .balance-amount i { color: #e74c3c; }
.usdt-box .balance-amount i { color: #26a17b; }


/* --- Exchange Section --- */
.exchange-master-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}
.exchange-section {
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 8px;
    background-color: #f9f9f9;
    position: relative;
}

.exchange-section h3 { color: var(--primary-color); margin-top: 0; font-size: 1.2em; }
.exchange-section p.rate { font-weight: bold; color: #555; margin-bottom: 15px; font-size: 0.9em; }
.exchange-form input { width: 100%; padding: 10px; margin-bottom: 15px; border: 1px solid #ccc; border-radius: 4px; box-sizing: border-box; }

/* Button Styles */
.exchange-form button { background-color: var(--danger-color); color: white; padding: 10px; border: none; border-radius: 4px; cursor: pointer; width: 100%; transition: background-color 0.3s; }
#pkrToCoinButton { background-color: var(--secondary-color); }
#pkrToTiktokButton { background-color: var(--tiktok-color); color: var(--dark-bg); font-weight: bold; }
#pkrToAmazonButton { background-color: var(--amazon-color); color: var(--dark-bg); font-weight: bold; }
#pkrToPubgButton { background-color: var(--pubg-color); color: white; font-weight: bold; }
#pkrToFreeFireButton { background-color: var(--freefire-color); color: white; font-weight: bold; }
#pkrToUsdtButton { background-color: var(--usdt-color); color: white; font-weight: bold; }

@media (max-width: 1200px) {
    .exchange-master-container {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 700px) {
    .exchange-master-container {
        grid-template-columns: 1fr;
    }
    .profile-card { flex-direction: column; text-align: center; }
    .profile-pic-container { margin-right: 0; margin-bottom: 15px; }
    .profile-details { text-align: center; }
}