* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: #0d0f12;
    color: #ffffff;
    padding-bottom: 80px; /* Bottom nav এর জন্য জায়গা */
}

/* Top Header */
.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: linear-gradient(180deg, #1a1e24 0%, #0d0f12 100%);
}
.user-info { display: flex; align-items: center; gap: 10px; }
.avatar { width: 40px; height: 40px; border-radius: 50%; border: 2px solid #ff7f00; }
.user-details { display: flex; flex-direction: column; }
.badge { background: #ff7f00; font-size: 10px; padding: 2px 6px; border-radius: 4px; font-weight: bold; width: fit-content;}
.username { font-size: 14px; font-weight: 600; color: #f3ba2f; }
.settings-icon i { font-size: 20px; color: #888; }

/* Balance Section */
.balance-section {
    display: flex;
    gap: 15px;
    padding: 0 20px;
    margin-top: 10px;
}
.balance-card {
    flex: 1;
    background: #181c22;
    padding: 15px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid #2a2e35;
}
.balance-card p { font-size: 12px; color: #888; margin-bottom: 5px; }
.balance-card h2 { font-size: 20px; color: #ffffff; }
.balance-card h2 span { font-size: 12px; color: #00b894; }

/* Daily Check-in */
.daily-checkin {
    margin: 20px;
    background: #181c22;
    padding: 15px;
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid #2a2e35;
}
.checkin-text h3 { font-size: 14px; }
.checkin-text p { font-size: 12px; color: #888; }
.checkin-btn {
    background: #ff7f00;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
}

/* Prize Pool */
.prize-pool {
    margin: 20px;
    background: linear-gradient(135deg, #2b1d12, #1f150e);
    padding: 20px;
    border-radius: 16px;
    border: 1px solid #3d2817;
    position: relative;
}
.pool-header { display: flex; justify-content: space-between; font-size: 12px; color: #aaa; margin-bottom: 10px;}
.live-dot { color: #ff4747; font-weight: bold; }
.prize-pool h2 { font-size: 16px; margin-bottom: 5px; }
.prize-amount { font-size: 32px; color: #ff7f00; margin-bottom: 15px; }
.prize-amount span { font-size: 16px; }
.join-btn {
    width: 100%;
    background: #ff7f00;
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 16px;
    cursor: pointer;
}

/* Tasks Section */
.tasks-section { padding: 0 20px; }
.tasks-section h3 { font-size: 14px; margin-bottom: 15px; color: #aaa; }
.text-orange { color: #ff7f00; }
.task-item {
    display: flex;
    align-items: center;
    background: #181c22;
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 10px;
    border: 1px solid #2a2e35;
}
.task-icon {
    width: 40px; height: 40px;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    margin-right: 15px;
}
.bg-dark { background: #000; color: #fff; }
.bg-red { background: #ff0000; color: #fff; }
.task-details { flex: 1; }
.task-details h4 { font-size: 14px; margin-bottom: 4px; }
.reward { font-size: 12px; color: #00b894; }
.start-btn {
    background: transparent;
    color: #ff7f00;
    border: 1px solid #ff7f00;
    padding: 6px 16px;
    border-radius: 6px;
    font-weight: bold;
    cursor: pointer;
}

/* Bottom Nav */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: #0d0f12;
    display: flex;
    justify-content: space-around;
    padding: 10px 0 20px 0;
    border-top: 1px solid #2a2e35;
}
.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #666;
    text-decoration: none;
    font-size: 10px;
    gap: 5px;
}
.nav-item.active { color: #ff7f00; }
.nav-item i { font-size: 20px; }