.input-field {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    font-size: 16px;
    background-color: #f9f9f9;
    caret-color: #07C160;
    transition: all 0.3s;
    text-align: center;
}

    .input-field:focus {
        border-color: #07C160;
        background-color: #fff;
        box-shadow: 0 0 0 2px rgba(7, 193, 96, 0.1);
        outline: none;
    }

    .input-field::placeholder {
        color: #aaa;
    }

.picker-modal {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: #fff;
    border-top-left-radius: 16px;
    border-top-right-radius: 16px;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    z-index: 1000;
    max-height: 80vh;
}

    .picker-modal.active {
        transform: translateY(0);
    }

.picker-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #f0f0f0;
}

.picker-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.picker-close {
    color: #888;
    font-size: 16px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px 16px;
    border-radius: 6px;
    transition: background-color 0.2s;
}

    .picker-close:active {
        background-color: #f0f0f0;
    }

.picker-confirm {
    color: #07C160;
    font-size: 16px;
    font-weight: 500;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px 16px;
    border-radius: 6px;
    transition: background-color 0.2s;
}

    .picker-confirm:active {
        background-color: rgba(7, 193, 96, 0.1);
    }

.picker-content {
    display: flex;
    height: 300px;
    overflow: hidden;
}

.picker-column {
    flex: 1;
    overflow-y: auto;
    height: 100%;
    padding: 10px 0;
}

.picker-item {
    padding: 16px 20px;
    font-size: 16px;
    text-align: center;
    transition: all 0.2s;
    position: relative;
}

    .picker-item.active {
        color: #07C160;
        font-weight: 500;
        background-color: rgba(7, 193, 96, 0.05);
    }

    .picker-item:active {
        background-color: #f0f0f0;
    }

    .picker-item.active::after {
        content: '';
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 4px;
        height: 40%;
        background-color: #07C160;
        border-top-right-radius: 4px;
        border-bottom-right-radius: 4px;
    }

.overlay_area {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
}

    .overlay_area.active {
        opacity: 1;
        visibility: visible;
    }

@media (max-width: 480px) {
    .container {
        padding: 20px 15px;
        border-radius: 12px;
    }

    h1 {
        font-size: 22px;
    }
}